TIDMRIO

RNS Number : 3027Q

Rio Tinto PLC

17 October 2023

Rio Tinto releases third quarter production results

17 October 2023

Rio Tinto Chief Executive Jakob Stausholm said: "We delivered another quarter of progress and maintained momentum at our Pilbara iron ore operations. We continued to make good headway ramping up our Oyu Tolgoi high-grade underground copper mine, our Kitimat aluminium smelter returned to full production, and we safely restarted the smelter and refinery at Kennecott after completing the largest rebuild in its history. We have more to do as we work towards sustainable performance improvements across our business.

"We took real steps to build our portfolio of materials needed for the future, signing agreements that will see us take a leading position in recycled aluminium in North America and agreeing to enter a joint venture with Codelco to explore for copper in Chile. We also completed further infrastructure agreements with our partners for the world class Simandou iron ore project.

"We are making strong progress towards building the Rio Tinto of the future, striking a balance between disciplined performance in evolving market conditions, investing to generate valuable long-term growth and delivering attractive shareholder returns."

 
                                       Q3      vs Q3       vs Q2   9 MTHS  vs 9 MTHS 
 Production*                         2023       2022        2023     2023       2022 
----------------------------  ---  ------  ---------  ----------  -------  --------- 
Pilbara iron ore shipments 
 (100% basis)                 Mt     83.9       +1 %        +6 %    245.5       +5 % 
Pilbara iron ore production 
 (100% basis)                 Mt     83.5       -1 %        +3 %    244.0       +4 % 
Bauxite                       Mt     13.9       +2 %        +3 %     39.5       -5 % 
Aluminium                     kt      828       +9 %        +2 %    2,427       +9 % 
Mined copper (consolidated 
 basis)                       kt      169       +5 %       +17 %      460       +1 % 
Titanium dioxide slag         kt      247      -20 %       -19 %      835       -5 % 
IOC** iron ore pellets 
 and concentrate              Mt      2.4      -14 %       +16 %      7.0      -10 % 
----------------------------  ---  ------  ---------  ----------  -------  --------- 
 

*Rio Tinto share unless otherwise stated

**Iron Ore Company of Canada

Q3 2023 operational highlights and other key announcements

-- Our all-injury frequency rate of 0.36 improved from the third quarter of 2022 (0.39), and was in line with the prior quarter (0.36). We continue to learn from process safety reviews completed in the third quarter following previously reported incidents at our Rio Tinto Iron and Titanium (RTIT) Sorel-Tracy complex and Kennecott, and are planning to further enhance safety at these operations.

-- Pilbara operations produced 83.5 million tonnes (100% basis) in the third quarter, 1% lower than the corresponding period of 2022. Shipments were 83.9 million tonnes (100% basis), 1% higher than the corresponding period of 2022. We continue to expect full year shipments in the upper half of the original 320 to 335 million tonne range.

-- In early October, we hosted a site tour of our Pilbara operations for investors and analysts. Presentation materials for this visit are available on our website .

-- Bauxite production of 13.9 million tonnes was 2% higher than the third quarter of 2022 as we achieved the initial benefits of stabilising our operations, particularly at Weipa where equipment reliability and performance improved.

-- Aluminium production of 0.8 million tonnes was 9% higher than the third quarter of 2022 as we returned to full capacity at our Kitimat smelter and completed cell recovery efforts at our Boyne smelter. All our other smelters continued to demonstrate stable performance during the quarter.

-- On 21 July, we announced we had entered into an agreement with Giampaolo Group, one of North America's largest fully-integrated metal management businesses, to form a joint venture to manufacture and market recycled aluminium products. Under the terms of the agreement, Rio Tinto will acquire a 50% equity stake in Giampaolo Group's wholly-owned Matalco business for $700 million subject to usual closing adjustments. Matalco operates six facilities in the United States and one in Canada, with the capacity to produce approximately 900,000 tonnes of recycled aluminium per annum. Receipt of customary regulatory approvals for the transaction is progressing well, with completion now expected around the end of 2023 (previously first half of 2024).

-- Mined copper production of 169 thousand tonnes (on a consolidated basis), was 5% higher than the third quarter of 2022 as we benefited from the continued ramp-up of the high grade underground mine at Oyu Tolgoi and higher copper feed grades at Escondida. These benefits were partially offset by lower production at Kennecott, as the concentrator returned to full capacity during the period, recovering from the conveyor failure which occurred in March 2023.

-- Refined copper production of 34 thousand tonnes, was 37% lower than the third quarter of 2022 as we completed the largest rebuild of the smelter and refinery in Kennecott's history during the quarter. The $300 million rebuild incorporated approximately 300 engineering and maintenance projects, and a workforce of 3,200. The refinery and smelter were safely restarted during the period, with production expected to ramp up during the fourth quarter. The scope of works included a rebuild of the flash converting furnace, which was restarted late in the third quarter.

-- On 11 August, Simfer concluded key agreements with the Republic of Guinea and Winning Consortium Simandou (WCS) on the trans-Guinean infrastructure for the Simandou project. The Co-Development Convention with the Republic of Guinea and associated agreements create the legal framework for the co-development of more than 600 kilometres of new multi-use rail together with port facilities. During the period, Simfer and WCS also signed an investment agreement in relation to the construction of the Trans-Guinean railway and port infrastructure. Investments into the infrastructure joint venture vehicle remain subject to a number of conditions, including the finalisation and approval of the feasibility study and capital funding requirements for the project by all partners, and regulatory approvals.

-- On 1 August, we announced the agreement to purchase PanAmerican Silver's stake in Agua de la Falda S.A. ("Agua de la Falda"), a company with exploration tenements in Chile's prospective Atacama region, and to enter a joint venture with Corporación Nacional del Cobre de Chile ("Codelco") to explore and potentially develop Agua de la Falda's assets.

-- Titanium dioxide slag production of 247 thousand tonnes was 20% lower than the third quarter of 2022. Two furnaces at our RTIT Quebec Operations remain offline following process safety incidents in June and July which we are currently investigating.

-- IOC production of 2.4 million tonnes, was 14% lower than the third quarter of 2022 as operations were impacted by extended plant downtime and conveyor belt failures, while we also recovered from wildfires which took place in Northern Quebec in the prior quarter. Given these challenges our full year production guidance has been reduced to 9.3 to 9.8 million tonnes (previously 10.0 to 11.0 million tonnes).

-- In the third quarter, we commenced deployment of the Safe Production System at a further two sites, taking the total to 22 sites. The Safe Production System focuses on continuously improving safety, strengthening employee engagement and sustainably lifting operational performance across our global portfolio. While we still have a lot to do to see sustainable improvement, site deployments are rolling out according to plan and we expect to be at the upper end of our range of four to eight new sites in 2023.

-- On 9 August, we announced the signing of a multi-year supply agreement for high grade direct reduction iron ore pellets from IOC's operations with H2 Green Steel, an industrial startup establishing large scale production of green steel.

-- On 5 September, we announced the appointment of Jérôme Pécresse to lead our Aluminium business, succeeding Ivan Vella. Jérôme, who was until recently President and CEO of General Electric (GE) Renewable Energy, will join Rio Tinto on 23 October 2023. Jérôme is a French citizen with over 30 years of business experience, including senior leadership roles in global companies in the mining and energy fields.

All figures in this report are unaudited . All currency figures in this report are US dollars, and comments refer to Rio Tinto's share of production, unless otherwise stated.

2023 guidance

 
Rio Tinto production share, unless            2022  2023 Sept.       2023       2023 
 otherwise stated                          Actuals         YTD   Previous    Current 
----------------------------------------  --------  ----------  ---------  --------- 
Pilbara iron ore (shipments, 100%                                  320 to 
 basis) (Mt)                                   322       245.5     335(1)  Unchanged 
                                                                    54 to 
Bauxite (Mt)                                    55        39.5      57(2)  Unchanged 
                                                                   7.4 to 
Alumina (Mt)                                   7.5         5.6        7.7  Unchanged 
                                                                   3.1 to 
Aluminium (Mt)                                 3.0         2.4        3.3  Unchanged 
                                                                   590 to 
Mined copper (kt)(3)                           521         460        640  Unchanged 
                                                                   160 to 
Refined copper (kt)                            209         129        190  Unchanged 
                                                                   3.0 to 
Diamonds (M carats)                            4.7         2.7        3.8  Unchanged 
                                                                   1.1 to 
Titanium dioxide slag (Mt)                     1.2         0.8     1.4(2)  Unchanged 
IOC(4) iron ore pellets and concentrate                           10.0 to     9.3 to 
 (Mt)                                         10.3         7.0       11.0        9.8 
Boric oxide equivalent (Mt)                    0.5         0.4       0.5  Unchanged 
----------------------------------------  --------  ----------  ---------  --------- 
 

(1) In the upper half of the range.

(2) In the lower end of the range.

(3) Mined copper for 2023 guidance and actuals includes Oyu Tolgoi on a 100% consolidated basis following Rio Tinto's acquisition of Turquoise Hill Resources Ltd, which completed on 16 December 2022. Mined copper for 2022 includes Oyu Tolgoi on a 33.52% Rio Tinto share basis.

(4) Iron Ore Company of Canada continues to be reported at Rio Tinto share.

-- Guidance for 2023 IOC production has been reduced to 9.3 to 9.8 million tonnes (previously 10.0 to 11.0 million tonnes), as operations were impacted by extended plant downtime and conveyor belt failures, while we also recovered from wildfires which took place in Northern Quebec in the prior quarter.

-- Pilbara iron ore shipments for 2024 are expected to be 323 to 338 million tonnes. SP10 levels are expected to remain elevated for the next few years as we work through the next tranche of mine replacement projects. Levels are dependent on the timing of approvals for planned mining areas.

   --     Iron ore shipments and bauxite production guidance remain subject to weather impacts. 

Operating costs

-- Guidance for 2023 Pilbara iron ore unit cash costs is unchanged at $21.0 to $22.5 per tonne, based on A$:US$ exchange rate of 0.70.

   --     Guidance for 2023 Copper C1 unit costs is unchanged 180 to 200 US cents/lb. 

Investments, growth and development projects

-- Pre-tax and pre-divestment expenditure on exploration and evaluation charged to the profit and loss account in the first nine months of 2023, excluding Simandou, was $613 million, compared with $506 million in the first nine months of 2022 on the same basis. Approximately 33% of the spend was by central exploration, 31% by Minerals, 27% by Copper and 8% by Iron Ore.

-- Spend on Simandou in the first nine months of 2023 was $574 million (on a 100%(1) basis), compared to $87 million in the first nine months of 2022.

Pilbara mine projects

-- Construction of our Western Range mine remains on schedule as we advanced primary crusher pad installation, bulk earthworks and mine pre-strip.

-- We advanced our next tranche of Pilbara mine replacement project studies including Hope Downs 1 Sustaining (Hope Downs 2 and Bedded Hilltop), Brockman 4 sustaining (Brockman Syncline 1), Greater Nammuldi Sustaining and West Angelas Sustaining. We are working closely with Traditional Owners and Government Regulators on Part IV environmental approvals and heritage clearances.

Oyu Tolgoi underground project

-- We continue to see strong performance from the underground mine, with a total of 72 drawbells opened from Panel 0, including 18 drawbells during the quarter. The operation is expected to ramp up to deliver average mined copper production of 500ktpa (100% basis) between 2028 and 2036(2) .

-- Shaft sinking continued during the quarter and at the end of September, shafts 3 and 4 reached 780 metres and 879 metres below ground level, respectively. Updated final depths required for shafts 3 and 4 are 1,134 and 1,176 metres below ground level, respectively. We expect both shafts to be commissioned in the second half of 2024 with shaft sinking rates continuing to meet those required for this timeline.

-- Construction of conveyor to surface works continued to plan and are now approaching 75% completion as at the end of September. Construction works for the concentrator conversion also progressed during the period, with the main contractor mobilised and required tie-in works completed during a planned plant shutdown.

-- During the quarter, Rio Tinto, Oyu Tolgoi and the Government of Mongolia continued to work together towards the implementation of Mongolian Parliamentary Resolution 103.

Other key projects and exploration and evaluation

-- At Complexe Jonquière in Canada, we commenced early works for the $1.1 billion expansion of the AP60 aluminium smelter with low-carbon technology. The investment will add 96 new AP60 pots, increasing capacity by approximately 160,000 metric tonnes of primary aluminium per year. This new capacity, in addition to 30,000 tonnes of new recycling capacity at Arvida expected to open in the first quarter of 2025, will offset the 170,000 tonnes of capacity lost through the gradual closure of potrooms at the Arvida smelter from 2024.

-- On 21 July, we (announced) we had entered into an agreement with Giampaolo Group, one of North America's largest fully-integrated metal management businesses, to form a joint venture to manufacture and market recycled aluminium products. Under the terms of the agreement, Rio Tinto will acquire a 50% equity stake in Giampaolo Group's wholly-owned Matalco business for $700 million subject to usual closing adjustments. Matalco operates six facilities in the United States and one in Canada, with the capacity to produce approximately 900,000 tonnes of recycled aluminium per annum. Receipt of customary regulatory approvals for the transaction is progressing well, with completion now expected around the end of 2023 (previously first half of 2024).

-- At Kennecott, we commenced contractor mobilisation and underground activities for the $498 million investment to deliver development and infrastructure for an area known as the North Rim Skarn(3) (NRS). Production from the NRS is expected to commence in 2024 and ramp up over two years, to deliver around 250 thousand tonnes of additional mined copper over the next 10 years(4) alongside open cut operations.

-- At the Resolution Copper project in Arizona, the United States Forest Service (USFS) continued work to progress the Final Environmental Impact Statement (FEIS) and complete actions necessary for the land exchange. We continued to advance partnership discussions with several federally-recognised Native American Tribes who are part of the formal consultation process. We are also monitoring the Apache Stronghold versus USFS case held in the US Ninth Circuit Court of Appeals. While there is significant local support for the project, we respect the views of groups who oppose it and will continue our efforts to address and mitigate these concerns.

-- At the Winu copper-gold project in Western Australia, we continued to strengthen our relationships and advanced agreement making over the quarter with host Traditional Owners, the Martu and Nyangumarta groups. Drilling, fieldwork and study activities continued over the period strengthening the development pathway ahead of applications for regulatory and other required approvals.

   --     At the Simandou iron ore project in Guinea, negotiations continued to progress to enable the co-development of rail and port infrastructure by Simfer, Winning Consortium Simandou (WCS) and the Guinean State. On 11 August, Simfer (concluded) key agreements with the Republic of Guinea and WCS on the trans-Guinean infrastructure. The Co-Development Convention with the Republic of Guinea and associated agreements create the legal framework for the co-development of more than 600 kilometres of new multi-use rail together with port facilities. During the period, Simfer and WCS also signed an investment agreement in relation to the construction of the Trans-Guinean railway and port infrastructure. Investments into the infrastructure joint venture vehicle remain subject to a number of conditions, including the finalisation and approval of the feasibility study and capital funding requirements for the project by all partners, and regulatory approvals. We also continued to progress critical path works to ensure progress is maximised during the 2023 dry season, including establishing accommodation camps to support mobilisation on both our mine and rail scope, earthworks and geotechnical drilling at the port. 

-- On 1 August, we (announced) the agreement to purchase PanAmerican Silver's stake in Agua de la Falda, a company with exploration tenements in Chile's prospective Atacama region, and to enter a joint venture with Codelco to explore and potentially develop Agua de la Falda's assets. Under the agreement, Rio Tinto will acquire PanAmerican Silver's 57.74% operating stake in Agua de la Falda for $45 million and the grant of net smelter returns royalties. Codelco holds the remaining 42.26%.

-- On 28 August 2023 we (completed) a transaction to form a joint venture that will work to unlock the development of the La Granja project in Peru, one of the largest undeveloped copper deposits in the world. On completion of the transaction, First Quantum acquired a 55% stake in the project for $105 million and will invest up to a further $546 million into the joint venture to sole fund capital and operational costs to take the project through a feasibility study and toward development.

-- Nuton(TM) , our proprietary copper heap leaching technology, made further progress during the quarter, (announcing) an option agreement with Excelsior Mining to further evaluate the use of our copper heap leaching technologies at Excelsior's Johnson Camp mine in Cochise County, Arizona.

-- We continue to believe that the Jadar lithium-borate project in Serbia has the potential to be a world-class asset, that will support the development of other future industries in Serbia, acting as a catalyst for tens of thousands of jobs for current and future generations, and sustainably producing materials critical to the energy transition. We are focused on consultation with all stakeholders to explore options related to the project's future.

-- At the Rincon lithium project in Argentina, development of the three thousand tonne per annum lithium carbonate starter plant is ongoing. Construction activities progressed, with the airstrip completed during the quarter, while enabling works for the process plant continued. We progressed studies for the full scale operation during the quarter, and the exploration campaign to further understand Rincon's basin, brine and water reservoirs. We continue to engage with communities, the province of Salta and the Government of Argentina to ensure an open and transparent dialogue with stakeholders about the works underway.

(1) Costs relating to the Simfer joint venture where the Government of Guinea holds 15% and Simfer Jersey holds 85%. Simfer Jersey is owned by Rio Tinto (53%) and Chalco Iron Ore Holdings (CIOH) (47%).

(2) The 500kpta copper target (stated as recoverable metal) for the Oyu Tolgoi underground and open pit mines for the years 2028 to 2036 is underpinned 13% by Proved Ore Reserves and 87% by Probable Ore Reserves.This production target has been scheduled from mine designs based on the Oyu Tolgoi Feasibility Study 2020 (OTFS20), which are not materially different to current mine designs, by Competent Persons in accordance with the requirements of the Australasian Code for Reporting of Exploration Results, Minerals Resources and Ore Reserves, 2012 Edition (the JORC code).

(3) The NRS Mineral Resources and Ore Reserves, together with the Lower Commercial Skarn (LCS) Mineral Resources and Ore Reserves,

form the Underground Skarns Mineral Resources and Ore Reserves. These Mineral Resources and Ore Reserves have been reported in accordance with the JORC Code and the ASX Listing Rules in a release dated 20 June 2023 titled "Rio Tinto Kennecott Mineral Resources and Ore Reserves" (Table 1 Release). The Competent Person responsible for the information in that release that relates to Mineral Resources is Mr Ryan Hayes, a Member of the Australasian Institute of Mining and Metallurgy (MAusIMM). The Competent Person responsible for the information in that release that relates to Ore Reserves is Mr Stephen McInerney, a Member of the Australasian Institute of Mining and Metallurgy (MAusIMM). Rio Tinto confirms that it is not aware of any new information or data that materially affects the information included in the Table 1 Release, that all material assumptions and technical parameters underpinning the estimates in the Table 1 Release continue to apply and have not materially changed, and that the form and context in which the Competent Persons' findings are presented have not been materially modified.

(4) This production target for 2023 to 2033 is underpinned 25% by Probable Ore Reserves, 9% by Indicated Resources, and 66% by Inferred

Resources. Mined copper is reported as total recoverable metal. These estimates of Mineral Resources and Ore Reserves were reported in the Table 1 Release which is available on Rio Tinto's website at resources & reserves (riotinto.com), and have been prepared by Competent Persons in accordance with the requirements of the JORC code and ASX Listing Rules.

Sustainability highlights

We are creating an open and transparent environment which will make positive and lasting change and strengthen our workplace culture for the long term, as we continue to implement the 26 recommendations of the Everyday Respect report. We are building knowledge and capability through training and change programs including providing face to face training in some locations and integrating Everyday Respect concepts into some leader and culture change programmes for 2024. Our inclusive facilities work is ongoing and we also now have 19 village councils implemented with more planned. Work continues to elevate and support the voices of our people and contractors through the commencement of contractor listening sessions, as well as the establishment of additional early career networks and employee resource groups for underrepresented groups within our business. In line with the recommendations of the Everyday Respect report, preparations are also underway for our independent progress review in 2024.

On 4 August, we disclosed detailed information on 14 of our global tailings facilities and their progress towards conformance with the Global Industry Standard on Tailings Management (GISTM). These tailings facilities are those rated Very High or Extreme under GISTM classifications, based on the highest potential consequences in the extremely unlikely event of a failure.

On 20 September, we announced Kennecott is reclaiming 740 additional acres of land at the Bingham Canyon Mine as part of the company's commitment to the environment and the local community. The East Waste Rock Reclamation project entered its third phase this summer and is expected to last through 2028. This restoration process enhances biodiversity on the remediated land and improves the appearance of the mine for residents throughout Salt Lake Valley.

Communities & Social Performance (CSP)

In August, as part of our cultural heritage monitoring and management processes we identified the fall of a Pilbara scrub tree and a one cubic metre rock from the overhang of a rock shelter in an area adjacent to the Nammuldi mine site. As soon as we identified this, we paused nearby blasting work which was occurring 150 metres away, and notified the Traditional Owners of the land, the Muntulgura Guruma people. We have apologised to the Muntulgura Guruma people, who we deeply respect, and are continuing to work closely with them. A review into the incident is ongoing and if there are lessons that require us to improve our processes, we will do so.

On 25 July, we announced a donation of 28.25 acres of land valued at approximately $165,000 for the expansion of the Southwestern Oregon Community College (SWOCC) Curry Campus. This land donation triples the size of the campus about two miles north of Brookings, Oregon. It adds space to the west and south of the existing 10-acre site, which the company donated to the College in 2010.

On 1 August, we announced our commitment of $150 million to create a Centre for Future Materials led by Imperial College London to find innovative ways to provide the materials the world needs for the energy transition. The 'Rio Tinto Centre for Future Materials' will fund research programmes to transform the way vital materials are produced, used and recycled, and make them more environmentally, economically and socially sustainable.

On 18 August, we announced that to support those who have been impacted by wildfires in Canada's Northwest Territories, Diavik Diamond Mine would be donating CAN$250,000 to the United Way Northwest Territories (UWNWT) to support with wildfire response efforts.

On 30 August, we announced a partnership with the Perth Wildcats and Perth Lynx in a new sponsorship that aims to enhance basketball in Western Australia from emerging young talent to the elite level of competition. The partnership will increase access to pathways for Western Australian's who would like to participate in the popular sport and promote women in sport at a professional level.

On 14 September, we announced IOC will be donating CAN$4 million over two years to the Cégep de

Sept-Îles in Quebec, Canada for the construction of its new pavilion for training, research and innovation in the railway, industrial maintenance and energy intelligence industries.

On 21 September, we announced international environmental experts, JBS&G Australia Pty Ltd, had completed a comprehensive independent community study of radiation at the Rio Tinto QIT Madagascar Minerals (QMM) mine in Fort Dauphin, Southern Madagascar, which concluded that there is no need for heightened health concerns around local radiation levels. The analysis received on the five cycles covering various seasons from November 2019 to October 2022 showed that local food sources, water, air and dust are safe from a radiological perspective.

Key highlights from the quarter are outlined above, with further information available on our website .

Climate change, product stewardship and our value chain

In the third quarter we continued to focus on innovative solutions that have the potential to be scalable across Rio Tinto's global value chains.

-- On 12 July, we announced in partnership with Sumitomo Corporation that we will build a first-of-a-kind hydrogen plant in Gladstone as part of a A$111.1 million program aimed at lowering carbon emissions from the alumina refining process. The Yarwun Hydrogen Calcination Pilot Demonstration Program received the green light after a A$32.1 million co-funding boost from the federal government's Australian Renewable Energy Agency (ARENA). The program is aimed at demonstrating the viability of using hydrogen in the calcination process, where hydrated alumina is heated to temperatures of up to 1,000 degrees Celsius. The trial is expected to produce the equivalent of about 6,000 tonnes of alumina per year while reducing Yarwun's carbon dioxide emissions by about 3,000 tonnes per year.

-- On 9 August, we announced the signing of a multi-year supply agreement for high grade direct reduction iron ore pellets from IOC's operations with H2 Green Steel, an industrial startup establishing large scale production of green steel. Rio Tinto will also purchase and on-sell a part of the surplus low carbon hot briquetted iron (HBI) produced by H2 Green Steel during the ramp-up of its steelmaking capacity.

Our markets

Commodity prices found some support during the quarter and are closer to levels at the start of the year. China's economic recovery has been uneven, as the property market continues to weigh on the economy and prompts further policy easing. Consumer confidence in the US has started to wane while manufacturing activity in advanced economies decelerated further as recessionary risks remain.

-- China's economy is showing signs of stability, with resilient steel demand as growth drivers shifted from property to infrastructure and manufacturing. In response to the weaker property market and slowing export growth, the government has implemented support measures, with mortgage access substantially eased in top-tier cities, down payments lowered across the country and purchase restrictions removed in tier 2 cities.

-- The US economy continues to adjust to the effects of tightening monetary policy. The net effect has been a slowing pace of economic activity which may still lead to a recession by year end. A potential government shutdown and the United Auto Workers strike add to the downside risks. Inflation is still set to moderate gradually over the next few years due to weaker housing inflation and a steady moderation in wage growth.

-- The eurozone economy continues to be challenged by weak manufacturing activity. Weakness was broad-based across both domestic and external sectors. Even though both core and services inflation fell marginally, they were offset by a large monthly increase in energy prices.

-- Iron ore prices rose by 7% during the quarter, lifting the average 62% Fe CFR China price to $114 per dry tonne, up 3% quarter-on-quarter. China's domestic steel demand is up 1% year-to-date to August 2023 despite continued weakness in residential property, while a 40% spike in net steel exports lifted crude steel production and iron ore imports by 4.5% and 5%, respectively. This, coupled with headwinds to China's domestic iron ore production, led to portside iron ore inventories declining to a three-year low of 114 million tonnes at the end of the quarter, despite the 8 million tonne quarter-on-quarter increase in seaborne iron ore supply.

-- The LME cash aluminium price rose by 10% over the quarter, although the $2,154/t average price was 5% lower than the second quarter. Smelter restarts in Yunnan were completed, lifting Chinese production, but reported Chinese inventories remained low, due to strong demand driven by solar modules construction. However, aluminium shipments and orders, in the US, Europe and Japan, except for the transport sector, remained weak. Meanwhile, declining raw materials costs eroded cost support for aluminium.

-- The copper LME price was slightly weaker in the third quarter, with the average price down 1% quarter-on-quarter to $3.79/lb. China's demand continued to be resilient; however, ex-China demand has weakened, as high interest rates hit construction activity. New mining projects in South America and Africa have started to deliver volumes. Inventories edged up slightly in the third quarter, but the market remains balanced year-to-date.

-- Lithium carbonate spot prices fell by up to 50% (depending on grade) during the third quarter, driven by the slowing electric vehicle (EV) sales growth trajectory and inventory build through the supply chain. Supply from non-traditional regions (Africa) is coming to market, incentivised by two years of elevated prices. Longer term, market fundamentals for lithium remain strong, as EV adoption continues to rise on supportive government policies and supply shortfalls requiring further investment.

-- The titanium dioxide feedstock market continues to experience weakness with average prices down approximately 3 to 5% quarter-on-quarter, depending on grade, as Western customers reported soft downstream demand. Feedstock inventory build at the consumer level is also likely to weigh on apparent demand.

-- Borates prices came under pressure as weak construction markets impact underlying demand. Boric acid prices in China fell 10% quarter-on-quarter in the current period.

Iron Ore

 
                               Q3       vs Q3       vs Q2   9 MTHS   vs 9 MTHS 
 Rio Tinto share of 
 production (Million 
 tonnes)                     2023        2022        2023     2023        2022 
-------------------------  ------  ----------  ----------  -------  ---------- 
Pilbara Blend and SP10 
 Lump(1)                     21.4         0 %        +2 %     62.1        +8 % 
Pilbara Blend and SP10 
 Fines(1)                    31.7        -3 %         0 %     94.3        +7 % 
Robe Valley Lump              1.7       +20 %       +12 %      4.3       +19 % 
Robe Valley Fines             2.4       +13 %        +1 %      6.8       +19 % 
Yandicoogina Fines (HIY)     13.6        +1 %       +15 %     39.2        -6 % 
-------------------------  ------  ----------  ----------  -------  ---------- 
Total Pilbara production     70.9         0 %        +3 %    206.7        +5 % 
-------------------------  ------  ----------  ----------  -------  ---------- 
Total Pilbara production 
 (100% basis)                83.5        -1 %        +3 %    244.0        +4 % 
-------------------------  ------  ----------  ----------  -------  ---------- 
 
 
                                  Q3          vs Q3          vs Q2   9 MTHS   vs 9 MTHS 
 Rio Tinto share of 
 shipments (Million tonnes)     2023           2022           2023     2023        2022 
----------------------------  ------  -------------  -------------  -------  ---------- 
Pilbara Blend Lump              14.8           -3 %           +1 %     45.2       +16 % 
Pilbara Blend Fines             25.4          -20 %           -8 %     81.4        +4 % 
Robe Valley Lump                 1.3           +1 %          +13 %      3.5       +20 % 
Robe Valley Fines                2.7          +13 %           +9 %      7.5       +16 % 
Yandicoogina Fines (HIY)        13.7           +1 %           +9 %     39.9        -5 % 
SP10 Lump(1)                     4.2         +154 %         +153 %      7.5       -24 % 
SP10 Fines(1)                    9.7         +158 %          +47 %     23.1       +31 % 
Total Pilbara shipments(2)      71.7           +3 %           +8 %    208.1        +6 % 
----------------------------  ------  -------------  -------------  -------  ---------- 
Total Pilbara shipments 
 (100% basis)(2)                83.9           +1 %           +6 %    245.5        +5 % 
----------------------------  ------  -------------  -------------  -------  ---------- 
Total Pilbara Shipments 
 (consolidated basis)(2, 
 3)                             73.6           +3 %           +8 %    213.4        +6 % 
----------------------------  ------  -------------  -------------  -------  ---------- 
 

Production figures are sometimes more precise than the rounded numbers shown, hence small rounding differences may appear.

(1) SP10 includes other lower grade products.

(2) Shipments includes material shipped from the Pilbara to our portside trading facility in China which may not be sold onwards by the group in the same period.

(3) While Rio Tinto has a 53% net beneficial interest in Robe River Iron Associates, it recognises 65% of the assets, liabilities, sales revenues and expenses in its accounts (as 30% is held through a 60% owned subsidiary and 35% is held through a 100% owned subsidiary). The consolidated basis sales reported here include Robe River Iron Associates on a 65% basis to enable comparison with revenue reported in the financial statements.

Pilbara operations

We produced 83.5 million tonnes (Rio Tinto share 70.9 million tonnes) in the third quarter, 1% lower than the corresponding period of 2022.

Shipments of 83.9 million tonnes (Rio Tinto share 71.7 million tonnes) were 1% higher than the third quarter of 2022, and 6% higher than the prior quarter.

SP10 was a larger proportion of shipments during the third quarter (17%(1) ), and are expected to remain elevated in the next period.

Shipments in the first nine months of 2023 were 5% higher than the first nine months of 2022 reflecting improved performance across the Pilbara system, ramp up of our Gudai-Darri mine and an uplift in productivity from implementation of the Safe Production System. We continue to expect full year shipments in the upper half of the original 320 to 335 million tonne range, which includes a 5 million tonne benefit from the implementation of the Safe Production System. SP10 volumes are expected to account for 45 to 50 million tonnes of 2023 shipments (13% to 15%(1) ).

Approximately 10% of sales in the nine months were priced by reference to the prior quarter's average index lagged by one month . The remainder was sold either on current quarter average, current month average, average of two months, forward month or on the spot market. Approximately 26% of sales in the nine months were made on a free on board (FOB) basis, with the remainder sold including freight.

In early October, we hosted a site tour of our Pilbara operations for investors and analysts. Presentation materials for this visit are available on our w ebsite .

China Portside Trading

We continue to see strong demand for Rio Tinto's portside product in China. Our iron ore portside sales were 17.5 million tonnes in the first nine months of 2023 (19.5 million tonnes in the first nine months of 2022). At 30 September, inventory levels were 6.3 million tonnes, including 3.1 million tonnes of Pilbara product. In the first nine months of 2023 approximately 87% of our portside sales were either screened or blended in Chinese ports.

(1) Based on total Pilbara shipments on a 100% basis.

Aluminium

 
                                             Q3    vs Q3    vs Q2              9 MTHS  vs 9 MTHS 
 Rio Tinto share of 
 production ('000 tonnes)                  2023     2022     2023                2023       2022 
--------------------------  -------------------  -------  -------  ------------------  --------- 
Bauxite                                  13,940     +2 %     +3 %              39,521       -5 % 
Bauxite third party 
 shipments                                9,550     +6 %     +4 %              26,588       -8 % 
Alumina                                   1,897     +3 %     +2 %               5,618        0 % 
Aluminium                                   828     +9 %     +2 %               2,427       +9 % 
--------------------------  -------------------  -------  -------  ------------------  --------- 
 

Bauxite

Bauxite production of 13.9 million tonnes was 2% higher than the third quarter of 2022 as we achieved the initial benefits of stabilising our operations, particularly at Weipa where equipment reliability and performance improved.

We shipped 9.5 million tonnes of bauxite to third parties in the third quarter, 6% higher than the same period of 2022.

Alumina

Alumina production of 1.9 million tonnes was 3% higher than the third quarter of 2022 as operational stability improved at our Yarwun and Queensland Alumina Limited (QAL) refineries.

As the result of QAL activation of a step-in process following sanction measures by the Australian Government, Rio Tinto has taken on 100% of capacity for as long as the step-in continues. This results in use of Rusal's 20% share of capacity by Rio Tinto under the tolling arrangement with QAL. This additional output is excluded from the production tables in this report as QAL remains 80% owned by Rio Tinto and 20% owned by Rusal.

Aluminium

Aluminium production of 0.8 million tonnes was 9% higher than the third quarter of 2022 as we returned to full capacity at our Kitimat smelter and completed cell recovery efforts at our Boyne smelter. With Kitimat back at full capacity, we are focussed on improving stability and removing associated start-up costs to normalise profitability of the smelter.

All our other smelters continued to demonstrate stable performance during the quarter.

Copper

 
                                     Q3          vs Q3       vs Q2   9 MTHS      vs 9 MTHS 
 Rio Tinto share of production 
 ('000 tonnes)                     2023           2022        2023     2023           2022 
-------------------------------  ------  -------------  ----------  -------  ------------- 
Mined copper 
-------------------------------  ------  -------------  ----------  -------  ------------- 
Kennecott                          48.8           -4 %       +97 %    103.8          -21 % 
Escondida                          78.6           +5 %        +2 %    228.3           +1 % 
Oyu Tolgoi (66% basis)(1)          27.7         +128 %        -2 %     84.1         +158 % 
-------------------------------  ------  -------------  ----------  -------  ------------- 
Total mined copper production     155.1          +12 %       +19 %    416.2           +7 % 
Total mined copper production 
 (consolidated basis(2) )         169.4           +5 %       +17 %    459.6           +1 % 
-------------------------------  ------  -------------  ----------  -------  ------------- 
 
Refined copper 
-------------------------------  ------  -------------  ----------  -------  ------------- 
Kennecott                          18.5          -53 %       +28 %     76.6          -32 % 
Escondida                          15.6           +5 %       -28 %     52.6          +14 % 
-------------------------------  ------  -------------  ----------  -------  ------------- 
(1) Oyu Tolgoi production for 2022 reported on a 33.52% equity 
 share basis. Following the acquisition of Turquoise Hill Resources 
 Ltd on 16 December 2022, Oyu Tolgoi production for 2023 reported 
 on a 66% equity share basis. 
 (2) Includes Oyu Tolgoi and Kennecott on a 100% consolidated basis, 
 and Escondida on an equity share basis. 
 

Kennecott

Mined copper production was 4% lower than the third quarter of 2022 as the concentrator returned to full capacity during the period, recovering from the conveyor failure which occurred in March 2023.

Refined copper production was 53% lower than the third quarter of 2022 as we completed the largest rebuild of the smelter and refinery in Kennecott's history during the quarter. The $300 million rebuild incorporated approximately 300 engineering and maintenance projects, and a workforce of 3,200. The refinery and smelter were safely restarted during the period, with production expected to ramp up during the fourth quarter. The scope of works included a rebuild of the flash converting furnace, which was restarted late in the third quarter.

Escondida

Mined copper production was 5% higher than the third quarter of 2022 driven by higher copper feed grades combined with increased sulphide leach stacking volumes.

Refined production was 5% higher than the third quarter of 2022 due to improved oxide leach performance.

Oyu Tolgoi

Mined copper production on a 100% basis increased 16% from the third quarter of 2022 as the ramp-up in underground production continued to plan, delivering higher average copper head grades (0.52% vs. 0.42%). During the quarter we delivered 0.9 million tonnes of ore milled from the underground mine at an average copper head grade of 1.73%, and 8.8 million tonnes from the open pit with an average grade of 0.39%.

Following our acquisition of Turquoise Hill Resources Ltd on 16 December 2022, our equity share of production increased from 33.52% to 66%, effective in reporting from 1 January 2023. We continue to fully consolidate Oyu Tolgoi in our financials.

Minerals

 
                                             Q3      vs Q3       vs Q2              9 MTHS  vs 9 MTHS 
 Rio Tinto share of 
 production (million 
 tonnes)                                   2023       2022        2023                2023       2022 
--------------------------  -------------------  ---------  ----------  ------------------  --------- 
Iron ore pellets and 
 concentrate 
--------------------------  -------------------  ---------  ----------  ------------------  --------- 
IOC                                         2.4      -14 %       +16 %                 7.0      -10 % 
--------------------------  -------------------  ---------  ----------  ------------------  --------- 
 
                                             Q3      vs Q3       vs Q2              9 MTHS  vs 9 MTHS 
 Rio Tinto share of 
 production ('000 tonnes)                  2023       2022        2023                2023       2022 
--------------------------  -------------------  ---------  ----------  ------------------  --------- 
Minerals 
--------------------------  -------------------  ---------  ----------  ------------------  --------- 
Borates - B(2) O(3) 
 content                                    127       -2 %        -5 %                 384       -2 % 
Titanium dioxide slag                       247      -20 %       -19 %                 835       -5 % 
--------------------------  -------------------  ---------  ----------  ------------------  --------- 
 
                                             Q3      vs Q3       vs Q2              9 MTHS  vs 9 MTHS 
 Rio Tinto share of 
 production ('000 carats)                  2023       2022        2023                2023       2022 
--------------------------  -------------------  ---------  ----------  ------------------  --------- 
Diavik                                      757      -36 %       -22 %               2,681      -20 % 
--------------------------  -------------------  ---------  ----------  ------------------  --------- 
 

Iron Ore Company of Canada (IOC)

Iron ore production was 14% lower than the third quarter of 2022, as operations were impacted by extended plant downtime and conveyor belt failures, while we also recovered from wildfires which took place in Northern Quebec in the prior quarter. Given these challenges our full year production guidance has been reduced to 9.3 to 9.8 million tonnes (previously 10.0 to 11.0 million tonnes).

Shipments were 17% lower than the third quarter of 2022, driven by lower production. Logistics have resumed full operations following the wildfires, however disruptions remain a risk as we repair areas of the rail line damaged by fire.

Borates

Borates production in the third quarter was 2% lower than the corresponding period of 2022 due to weak market conditions and the impact of bad weather.

Iron and Titanium

Titanium dioxide slag production was 20% lower than the third quarter of 2022. Two furnaces at our Rio Tinto Iron and Titanium (RTIT) Quebec Operations remain offline following process safety incidents in June and July which we are currently investigating. In addition, we continue to see weakness in the titanium dioxide feedstock market.

On 23 August, we announced an agreement with the Government of Madagascar on the future fiscal arrangement for QMM and renewed our long-term partnership for the sustainable operation of the QMM mine in Fort Dauphin, Madagascar. The new agreement was confirmed by the High Constitutional Court of Madagascar on 8 August and signed by the parties on 22 August. Under the terms of the agreement, there will be an increase in the royalty rate from 2% to 2.5% and QMM will issue its first dividend to the Government of Madagascar in 2023.

Diamonds

At Diavik, our share of carats was 36% lower than the third quarter of 2022 due to the completion of an underground pipe and area of the open pit during the prior period.

Exploration and evaluation

Pre-tax and pre-divestment expenditure on exploration and evaluation charged to the profit and loss account in the first nine months of 2023, excluding Simandou, was $613 million, compared with $506 million in the first nine months of 2022 on the same basis. Approximately 33% of the spend was by central exploration, 31% by Minerals, 27% by Copper and 8% by Iron Ore.

Our annual budget for central greenfield exploration remains around $250 million, mainly focused on copper, with a growing battery minerals programme.

Exploration highlights

Rio Tinto has a strong portfolio of projects with activity in 18 countries across eight commodities in early exploration and studies stages. The bulk of the exploration expenditure in the third quarter focused on copper in Australia, Kazakhstan, Peru, US and Zambia, nickel in Peru and Canada and lithium in Canada. Rio Tinto recently partnered in a lithium opportunity in Rwanda and greenfield lithium exploration continues in Canada, Australia, US and Africa. Rio Tinto has also partnered into a rutile opportunity in Malawi and continues to explore for heavy mineral sands in South Africa. Exploration for nickel is ongoing in Brazil, Canada, Finland and Peru. Mine-lease exploration continued at Rio Tinto managed businesses including Bingham Canyon in the US and Pilbara Iron Ore in Australia .

A summary of activity for the quarter is as follows:

 
                                                                   Greenfield/ Brownfield 
   Commodities           Studies Stage        Advanced projects          programmes 
-----------------  -------------------------  ------------------  ------------------------ 
                                                                      Melville Island, 
                                                                          Australia 
     Bauxite                                                        Cape York, Australia 
-----------------  -------------------------  ------------------  ------------------------ 
                                                                     Nickel Greenfield: 
                                                                     Australia, Brazil, 
                                                                      Canada, Finland, 
                                                                            Peru 
                                                                     Lithium Greenfield: 
                                                                     Australia, Brazil, 
                   Rincon Lithium, Argentina                           Canada, Chile, 
                        Lithium borates:                               China, Finland, 
                         Jadar, Serbia                                   Rwanda, US 
                       Nickel: Tamarack,                               Lithium borates 
Battery Materials   US (3rd party operated)                            Brownfield: US 
-----------------  -------------------------  ------------------  ------------------------ 
                                                                     Copper Greenfield: 
                                                                     Angola, Australia, 
                                                                       Brazil, Canada, 
                                                                   Chile, China, Colombia, 
                                                                    Finland, Kazakhstan, 
                                                                       Namibia, Laos, 
                                              Copper: La Granja,       Peru, Papua New 
                      Copper/molybdenum:       Peru Pribrezhniy,       Guinea, Serbia, 
                         Resolution, US           Kazakhstan             US, Zambia 
                       Copper/Gold: Winu,       Calibre-Magnum,      Copper Brownfield: 
     Copper                Australia               Australia                 US 
-----------------  -------------------------  ------------------  ------------------------ 
                                                                    Diamonds Greenfield: 
                                                                           Angola 
                                                                    Diamonds Brownfield: 
    Diamonds           Falcon, Canada(2)                                   Diavik 
-----------------  -------------------------  ------------------  ------------------------ 
                                                                       Greenfield and 
                      Pilbara, Australia                            Brownfield: Pilbara, 
    Iron Ore            Simandou, Guinea      Pilbara, Australia          Australia 
-----------------  -------------------------  ------------------  ------------------------ 
                                                                     Potash Greenfield: 
                       Potash: KL262(3)                                    Canada 
                            , Canada                                 Heavy mineral sands 
                      Heavy mineral sands:                         Greenfield: Australia, 
    Minerals          Mutamba, Mozambique                               South Africa 
-----------------  -------------------------  ------------------  ------------------------ 
 

(1) Costs relating to the Simfer joint venture where the Government of Guinea holds 15% and Simfer Jersey holds 85%. Simfer Jersey is owned by Rio Tinto (53%) and Chalco Iron Ore Holdings (CIOH) (47%).

(2) The Falcon Project in Saskatchewan, Canada, is currently in care and maintenance whilst Rio Tinto considers alternative commercial options, including potential exit.

(3) Limited activity during the quarter.

Forward-looking statement

This announcement includes "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995. All statements other than statements of historical facts included in this announcement, including, without limitation, those regarding Rio Tinto's financial position, business strategy, plans and objectives of management for future operations (including development plans and objectives relating to Rio Tinto's products, production forecasts and reserve and resource positions and any statements related to the ongoing impact of the COVID-19 pandemic), are forward-looking statements. The words "intend", "aim", "project", "anticipate", "estimate", "plan", "believes", "expects", "may", "would", "should", "could", "will", "target", "set to", "seek", "risk" or similar expressions, commonly identify such forward-looking statements.

Such forward-looking statements involve known and unknown risks, uncertainties and other factors which may cause the actual results, performance or achievements of Rio Tinto, or industry results, to be materially different from any future results, performance or achievements expressed or implied by such forward-looking statements. Such forward-looking statements are based on numerous assumptions regarding Rio Tinto's present and future business strategies and the environment in which Rio Tinto will operate in the future. Among the important factors that could cause Rio Tinto's actual results, performance or achievements to differ materially from those in the forward-looking statements are levels of actual production during any period, levels of demand and market prices, the ability to produce and transport products profitably, the impact of foreign currency exchange rates on market prices and operating costs, operational problems, political uncertainty and economic conditions in relevant areas of the world, the actions of competitors, activities by governmental authorities such as changes in taxation or regulation, the risks and uncertainties associated with the ongoing impacts of COVID-19 or other pandemic and such other risk factors identified in Rio Tinto's most recent Annual report and accounts in Australia and the United Kingdom and the most recent Annual report on Form 20-F filed with the United States Securities and Exchange Commission (the "SEC") or Form 6-Ks furnished to, or filed with, the SEC. The above list is not exhaustive. Forward-looking statements should, therefore, be construed in light of such risk factors and undue reliance should not be placed on forward-looking statements, particularly in light of the current economic climate and the significant volatility, uncertainty and disruption caused by the outbreak of COVID-19. These forward-looking statements speak only as of the date of this announcement. Rio Tinto expressly disclaims any obligation or undertaking (except as required by applicable law, the UK Listing Rules, the Disclosure Guidance and Transparency Rules of the Financial Conduct Authority and the Listing Rules of the Australian Securities Exchange) to release publicly any updates or revisions to any forward-looking statement contained herein to reflect any change in Rio Tinto's expectations with regard thereto or any change in events, conditions or circumstances on which any such statement is based.

Nothing in this announcement should be interpreted to mean that future earnings per share of Rio Tinto plc or Rio Tinto Limited will necessarily match or exceed its historical published earnings per share.

 
Contacts  Please direct all enquiries to 
            media.enquiries@riotinto.com 
 
 
Media Relations, UK         Media Relations, Australia 
 
 Matthew Klar                Matt Chambers 
 M +44 7796 630 637          M +61 433 525 739 
 
 David Outhwaite             Jesse Riseborough 
 M +44 7787 597 493          M +61 436 653 412 
 
 
 Media Relations, Americas 
 
 Simon Letendre 
 M +1 514 796 4973 
 
 Malika Cherry 
 M +1 418 592 7293 
--------------------------  ------------------------------ 
Investor Relations, UK      Investor Relations, Australia 
 
 Menno Sanderse              Tom Gallop 
 M +44 7825 195 178          M +61 439 353 948 
 
 David Ovington              Amar Jambaa 
 M +44 7920 010 978          M +61 472 865 948 
 
 Laura Brooks 
 M: +44 7826 942 797 
--------------------------  ------------------------------ 
 
  Rio Tinto plc               Rio Tinto Limited 
  6 St James's Square         Level 43, 120 Collins Street 
  London SW1Y 4AD             Melbourne 3000 
  United Kingdom              Australia 
 
  T +44 20 7781 2000          T +61 3 9283 3333 
  Registered in England       Registered in Australia 
  No. 719885                  ABN 96 004 458 404 
--------------------------  ------------------------------ 
 

This announcement is authorised for release to the market by Andy Hodges, Rio Tinto's Group Company Secretary.

riotinto.com

LEI: 213800YOEO5OQ72G2R82

Classification: 3.1 Additional regulated information required to be disclosed under the laws of a Member State

Rio Tinto production summary

Rio Tinto share of production

 
                                       Quarter                  9 Months                       % change 
                                                                                                              9 MTHS 
                                                                                      Q3 23        Q3 23        2023 
                                  2022    2023    2023         2022      2023            vs           vs          vs 
                                                                                                              9 MTHS 
                                    Q3      Q2      Q3       9 MTHS    9 MTHS         Q3 22        Q2 23        2022 
----------------------  ------  ------  ------  ------      -------  --------      --------  -----------  ---------- 
Principal commodities 
                         ('000 
Alumina                     t)   1,838   1,861   1,897        5,603     5,618          +3 %         +2 %         0 % 
                         ('000 
Aluminium                   t)     759     814     828        2,226     2,427          +9 %         +2 %        +9 % 
                         ('000 
Bauxite                     t)  13,680  13,492  13,940       41,437    39,521          +2 %         +3 %        -5 % 
                         ('000 
Borates                     t)     130     133     127          391       384          -2 %         -5 %        -2 % 
                         ('000                                                          +12          +19 
Copper - mined              t)   138.0   130.5   155.1        389.9     416.2             %            %        +7 % 
                         ('000                                                          -37 
Copper - refined            t)    54.1    36.2    34.1        158.2     129.2             %         -6 %       -18 % 
                         ('000                                                          -37          -22 
Diamonds                  cts)   1,192     970     757        3,333     2,681             %            %       -20 % 
                         ('000 
Iron Ore                    t)  73,726  70,632  73,241      204,832   213,657          -1 %         +4 %        +4 % 
Titanium dioxide         ('000                                                          -20          -19 
 slag                       t)     310     303     247          876       835             %            %        -5 % 
----------------------  ------  ------  ------  ------      -------  --------      --------  -----------  ---------- 
Other Metals & 
 Minerals 
                         ('000                                                          +38          +31 
Gold - mined               oz)    58.2    61.4    80.2        179.3     205.9             %            %       +15 % 
                         ('000                                                          -59          -35 
Gold - refined             oz)    30.5    19.2    12.4         83.6      53.6             %            %       -36 % 
                         ('000                                                          -23         +100 
Molybdenum                  t)     0.8     0.3     0.6          2.3       1.1             %            %       -54 % 
                         ('000                                                          -14          -13 
Salt                        t)   1,674   1,652   1,434        4,299     4,535             %            %        +5 % 
                         ('000                                                                       +29 
Silver - mined             oz)   1,040     775   1,001        2,898     2,711          -4 %            %        -6 % 
                         ('000                                                          -58          -27 
Silver - refined           oz)     571     329     240        1,438     1,001             %            %       -30 % 
----------------------  ------  ------  ------  ------      -------  --------      --------  -----------  ---------- 
 

Throughout this report, figures in italics indicate adjustments made since the figure was previously quoted on the equivalent page or reported for the first time. Production figures are sometimes more precise than the rounded numbers shown, hence small differences may result between the total of the quarter figures and the year to date figures.

Rio Tinto share of production

 
                                        Rio Tinto      Q3      Q4      Q1      Q2      Q3  9 MTHS   9 MTHS 
                                         interest    2022    2022    2023    2023    2023    2022     2023 
-------------------------------------  ----------  ------  ------  ------  ------  ------  ------  ------- 
 
ALUMINA 
Production ('000 tonnes) 
                                              100 
  Jonquière (Vaudreuil)                    %     336     368     371     346     325     996    1,042 
  Jonquière (Vaudreuil)                  100 
   specialty Alumina plant                      %      30      29      25      27      28      85       79 
  Queensland Alumina                         80 %     662     678     632     677     720   2,062    2,029 
  São Luis (Alumar)                     10 %      95      97      94      66      88     280      248 
                                              100 
  Yarwun                                        %     715     769     739     745     736   2,180    2,219 
Rio Tinto total alumina production                  1,838   1,941   1,860   1,861   1,897   5,603    5,618 
 
ALUMINIUM 
Production ('000 tonnes) 
                                              100 
  Australia - Bell Bay                          %      46      48      45      46      47     137      139 
  Australia - Boyne Island                   59 %      65      68      70      73      76     199      218 
  Australia - Tomago                         52 %      76      76      75      75      77     226      227 
                                              100 
  Canada - six wholly owned                     %     341     360     367     389     398     981    1,154 
  Canada - Alouette (Sept-Îles)         40 %      64      63      62      63      64     188      189 
  Canada - Bécancour                    25 %      29      29      29      29      28      86       87 
                                              100 
  Iceland - ISAL (Reykjavik)                    %      51      52      51      52      52     151      155 
  New Zealand - Tiwai Point                  79 %      67      68      66      66      66     199      198 
  Oman - Sohar                               20 %      20      20      20      20      20      59       60 
Rio Tinto total aluminium 
 production                                           759     783     785     814     828   2,226    2,427 
 
BAUXITE 
Production ('000 tonnes) 
 (a) 
                                              100 
  Gove                                          %   2,905   2,874   2,579   2,739   3,015   8,636    8,332 
  Porto Trombetas                            12 %     393     391     275     327     391     941      992 
  Sangaredi                                   (b)   1,953   1,588   1,744   1,614   1,524   5,663    4,882 
                                              100 
  Weipa                                         %   8,429   8,328   7,492   8,813   9,010  26,197   25,315 
Rio Tinto total bauxite production                 13,680  13,181  12,089  13,492  13,940  41,437   39,521 
-------------------------------------  ----------  ------  ------  ------  ------  ------  ------  ------- 
 

(a) Mine production figures for metals refer to the total quantity of metal produced in concentrates, leach liquor or doré bullion irrespective of whether these products are then refined onsite, except for the data for bauxite and iron ore which represent production of marketable quantities of ore plus concentrates and pellets.

(b) Rio Tinto has a 22.95% shareholding in the Sangaredi mine but benefits from 45.0% of production.

Rio Tinto share of production

 
                        Rio 
                      Tinto           Q3           Q4           Q1           Q2           Q3       9 MTHS       9 MTHS 
                   interest         2022         2022         2023         2023         2023         2022         2023 
---------------  ----------  -----------  -----------  -----------  -----------  -----------  -----------  ----------- 
 
BORATES 
Production 
('000 tonnes 
B(2) O(3) 
content) 
  Rio Tinto 
   Borates -            100 
   borates                %          130          141          124          133          127          391          384 
---------------  ----------  -----------  -----------  -----------  -----------  -----------  -----------  ----------- 
 
COPPER 
Mine production 
('000 
tonnes) (a) 
  Bingham               100 
   Canyon                 %         50.7         47.5         30.3         24.8         48.8        131.7        103.8 
  Escondida            30 %         75.1         73.0         72.3         77.4         78.6        225.6        228.3 
  Oyu Tolgoi 
   (b)                 66 %         12.2         10.8         28.1         28.3         27.7         32.6         84.1 
Rio Tinto total 
 mine 
 production                        138.0        131.3        130.7        130.5        155.1        389.9        416.2 
Rio Tinto total 
 mine 
 production - 
 consolidated 
 basis                             162.1        152.8        145.2        145.0        169.4        454.4        459.6 
---------------  ----------  -----------  -----------  -----------  -----------  -----------  -----------  ----------- 
Refined 
production 
('000 
tonnes) 
  Escondida            30 %         14.9         14.9         15.2         21.7         15.6         46.0         52.6 
                        100 
  Kennecott (c)           %         39.2         36.1         43.6         14.4         18.5        112.2         76.6 
Rio Tinto total 
 refined 
 production                         54.1         51.0         58.9         36.2         34.1        158.2        129.3 
---------------  ----------  -----------  -----------  -----------  -----------  -----------  -----------  ----------- 
 

(a) Mine production figures for metals refer to the total quantity of metal produced in concentrates, leach liquor or doré bullion irrespective of whether these products are then refined onsite, except for the data for bauxite and iron ore which represent production of marketable quantities of ore plus concentrates and pellets.

(b) On 16 December 2022, Rio Tinto completed the acquisition of 100% of Turquoise Hill Resources Ltd, increasing our ownership in Oyu Tolgoi from 33.52% to 66%. From 1 January 2023, our share of production has been updated to reflect this change.

(c) We continue to process third party concentrate to optimise smelter utilisation. There was no cathode produced from purchased concentrate in 2023 year-to-date. Purchased and tolled copper concentrates are excluded from reported production figures and production guidance. Sales of cathodes produced from purchased concentrate are included in reported revenues.

 
 
DIAMONDS 
Production ('000 carats) 
                                 100 
  Diavik                           %  1,192  1,319   954   970   757  3,333  2,681 
 
GOLD 
Mine production ('000 
 ounces) (a) 
                                 100 
  Bingham Canyon                   %   32.5   29.7  20.6  18.7  32.0   93.1   71.3 
  Escondida                     30 %   11.5   14.5  14.7  16.1  14.4   36.1   45.2 
  Oyu Tolgoi (b)                66 %   14.3   11.5  29.1  26.6  33.8   50.1   89.5 
Rio Tinto total mine 
 production                            58.2   55.7  64.4  61.4  80.2  179.3  205.9 
Refined production ('000 
 ounces) 
                                 100 
  Kennecott                        %   30.5   30.3  22.0  19.2  12.4   83.6   53.6 
-------------------------  ---------  -----  -----  ----  ----  ----  -----  ----- 
 

(a) Mine production figures for metals refer to the total quantity of metal produced in concentrates, leach liquor or doré bullion irrespective of whether these products are then refined onsite, except for the data for bauxite and iron ore which represent production of marketable quantities of ore plus concentrates and pellets.

(b) On 16 December 2022, Rio Tinto completed the acquisition of 100% of Turquoise Hill Resources Ltd, increasing our ownership in Oyu Tolgoi from 33.52% to 66%. From 1 January 2023, our share of production has been updated to reflect this change.

Rio Tinto share of production

 
                                          Rio 
                                        Tinto      Q3      Q4      Q1      Q2      Q3   9 MTHS   9 MTHS 
                                     interest    2022    2022    2023    2023    2023     2022     2023 
----------------------------------  ---------  ------  ------  ------  ------  ------  -------  ------- 
 
IRON ORE 
Production ('000 tonnes) (a) 
  Hamersley mines                       (b)    56,650  61,339  54,433  55,004  57,322  156,965  166,760 
  Hope Downs                             50 %   6,264   5,945   5,885   5,763   5,519   18,480   17,167 
  Iron Ore Company of Canada             59 %   2,776   2,530   2,526   2,063   2,384    7,783    6,973 
  Robe River - Pannawonica (Mesas 
   J and A)                              53 %   3,540   4,178   3,123   3,897   4,106    9,368   11,126 
  Robe River - West Angelas              53 %   4,496   4,424   3,816   3,905   3,910   12,237   11,631 
Rio Tinto iron ore production 
 ('000 tonnes)                                 73,726  78,415  69,784  70,632  73,241  204,832  213,657 
----------------------------------  ---------  ------  ------  ------  ------  ------  -------  ------- 
Breakdown of Production: 
  Pilbara Blend and SP10 Lump 
   (c)                                         21,317  21,443  19,612  21,042  21,418   57,708   62,073 
  Pilbara Blend and SP10 Fines 
   (c)                                         32,592  35,097  30,851  31,750  31,700   88,490   94,301 
  Robe Valley Lump                              1,389   1,645   1,136   1,488   1,665    3,619    4,290 
  Robe Valley Fines                             2,151   2,533   1,987   2,409   2,441    5,749    6,836 
  Yandicoogina Fines (HIY)                     13,501  15,168  13,672  11,880  13,633   41,482   39,185 
----------------------------------  ---------  ------  ------  ------  ------  ------  -------  ------- 
Pilbara iron ore production 
 ('000 tonnes)                                 70,951  75,886  67,258  68,569  70,857  197,049  206,683 
  IOC Concentrate                               1,237   1,186   1,241   1,120   1,137    3,480    3,498 
  IOC Pellets                                   1,539   1,343   1,285     943   1,247    4,302    3,475 
IOC iron ore production ('000 
 tonnes)                                        2,776   2,530   2,526   2,063   2,384    7,783    6,973 
----------------------------------  ---------  ------  ------  ------  ------  ------  -------  ------- 
Breakdown of Shipments: 
  Pilbara Blend Lump                           15,301  15,089  15,689  14,691  14,812   38,794   45,192 
  Pilbara Blend Fines                          31,597  32,659  28,528  27,474  25,375   78,452   81,377 
  Robe Valley Lump                              1,281   1,244   1,051   1,152   1,297    2,926    3,499 
  Robe Valley Fines                             2,392   2,896   2,262   2,489   2,706    6,433    7,457 
  Yandicoogina Fines (HIY)                     13,530  14,661  13,689  12,558  13,669   42,219   39,916 
  SP10 Lump (c)                                 1,647   2,824   1,686   1,652   4,180    9,930    7,518 
  SP10 Fines (c)                                3,766   5,062   6,832   6,613   9,699   17,609   23,145 
----------------------------------  ---------  ------  ------  ------  ------  ------  -------  ------- 
Pilbara iron ore shipments 
 ('000 tonnes) (d)                             69,515  74,435  69,738  66,629  71,736  196,363  208,103 
----------------------------------  ---------  ------  ------  ------  ------  ------  -------  ------- 
Pilbara iron ore shipments - consolidated 
 basis ('000 tonnes) (d) (f)                   71,379  76,303  71,505  68,322  73,553  201,310  213,380 
---------------------------------------------  ------  ------  ------  ------  ------  -------  ------- 
  IOC Concentrate                               1,316   1,174     984   1,247   1,232    3,000    3,463 
  IOC Pellets                                   1,443   1,036   1,143   1,352   1,066    4,339    3,560 
----------------------------------  ---------  ------  ------  ------  ------  ------  -------  ------- 
IOC Iron ore shipments ('000 
 tonnes) (d)                                    2,759   2,210   2,127   2,599   2,298    7,339    7,023 
----------------------------------  ---------  ------  ------  ------  ------  ------  -------  ------- 
Rio Tinto iron ore shipments 
 ('000 tonnes) (d)                             72,274  76,645  71,864  69,228  74,034  203,701  215,127 
Rio Tinto iron ore sales ('000 
 tonnes) (e)                                   74,587  75,337  74,273  71,678  74,488  212,533  220,439 
----------------------------------  ---------  ------  ------  ------  ------  ------  -------  ------- 
 

(a) Mine production figures for metals refer to the total quantity of metal produced in concentrates, leach liquor or doré bullion irrespective of whether these products are then refined onsite, except for the data for bauxite and iron ore which represent production of marketable quantities of ore plus concentrates and pellets.

(b) Includes 100% of production from Paraburdoo, Mt Tom Price, Western Turner Syncline, Marandoo, Yandicoogina, Brockman, Nammuldi, Silvergrass, Channar, Gudai-Darri and the Eastern Range mines. Whilst Rio Tinto owns 54% of the Eastern Range mine, under the terms of the joint venture agreement, Hamersley Iron manages the operation and is obliged to purchase all mine production from the joint venture and therefore all of the production is included in Rio Tinto's share of production.

(c) SP10 includes other lower grade products.

(d) Shipments includes material shipped to our portside trading facility in China which may not be sold onwards in the same period.

(e) Represents the difference between amounts shipped to portside trading and onward sales from portside trading, and third party volumes sold.

(f) While Rio Tinto has a 53% net beneficial interest in Robe River Iron Associates, it recognises 65% of the assets, liabilities, sales revenues and expenses in its accounts (as 30% is held through a 60% owned subsidiary and 35% is held through a 100% owned subsidiary). The consolidated basis sales reported here include Robe River Iron Associates on a 65% basis to enable comparison with revenue reported in the financial statements.

 
 
 

Rio Tinto share of production

 
                              Rio 
                            Tinto     Q3     Q4     Q1     Q2      Q3  9 MTHS   9 MTHS 
                         interest   2022   2022   2023   2023    2023    2022     2023 
----------------------  ---------  -----  -----  -----  -----  ------  ------  ------- 
 
MOLYBDENUM 
Mine production ('000 
 tonnes) (a) 
                              100 
  Bingham Canyon                %    0.8    1.1    0.1    0.3     0.6     2.3      1.1 
----------------------  ---------  -----  -----  -----  -----  ------  ------  ------- 
 

(a) Mine production figures for metals refer to the total quantity of metal produced in concentrates, leach liquor or doré bullion irrespective of whether these products are then refined onsite, except for the data for bauxite and iron ore which represent production of marketable quantities of ore plus concentrates and pellets.

 
 
SALT 
Production ('000 tonnes) 
  Dampier Salt                         68 %  1,674  1,458  1,450  1,652  1,434  4,299  4,535 
--------------------------------  ---------  -----  -----  -----  -----  -----  -----  ----- 
 
SILVER 
Mine production ('000 
 ounces) (a) 
                                        100 
  Bingham Canyon                          %    591    521    356    296    462  1,537  1,114 
  Escondida                            30 %    363    453    404    302    350  1,137  1,056 
  Oyu Tolgoi (b)                       66 %     86     68    176    177    189    224    541 
--------------------------------  ---------  -----  -----  -----  -----  -----  -----  ----- 
Rio Tinto total mine production              1,040  1,042    935    775  1,001  2,898  2,711 
--------------------------------  ---------  -----  -----  -----  -----  -----  -----  ----- 
Refined production ('000 
 ounces) 
                                        100 
  Kennecott                               %    571    512    432    329    240  1,438  1,001 
--------------------------------  ---------  -----  -----  -----  -----  -----  -----  ----- 
 

(a) Mine production figures for metals refer to the total quantity of metal produced in concentrates, leach liquor or doré bullion irrespective of whether these products are then refined onsite, except for the data for bauxite and iron ore which represent production of marketable quantities of ore plus concentrates and pellets.

(b) On 16 December 2022, Rio Tinto completed the acquisition of 100% of Turquoise Hill Resources Ltd, increasing our ownership in Oyu Tolgoi from 33.52% to 66%. From 1 January 2023, our share of production has been updated to reflect this change.

 
 
TITANIUM DIOXIDE SLAG 
Production ('000 tonnes) 
  Rio Tinto Iron & Titanium         100 
   (a)                                %  310  323  285  303  247  876  835 
----------------------------  ---------  ---  ---  ---  ---  ---  ---  --- 
 

(a) Quantities comprise 100% of Rio Tinto Fer et Titane and Rio Tinto's 74% interest in Richards Bay Minerals (RBM).

 
 
 

Production figures are sometimes more precise than the rounded numbers shown, hence small differences may result between the total of the quarter figures and the year to date figures.

Rio Tinto percentage interest shown above is at 30 September 2023.

Rio Tinto operational data

 
                                        Rio 
                                      Tinto      Q3      Q4      Q1      Q2      Q3  9 MTHS   9 MTHS 
                                   interest    2022    2022    2023    2023    2023    2022     2023 
-------------------------------  ----------  ------  ------  ------  ------  ------  ------  ------- 
 
ALUMINA 
Smelter Grade Alumina 
 - Aluminium Group 
Alumina production ('000 
 tonnes) 
Australia 
  Queensland Alumina Refinery 
   - Queensland                        80 %     827     847     790     846     900   2,578    2,536 
                                        100 
  Yarwun refinery - Queensland            %     715     769     739     745     736   2,180    2,219 
Brazil 
  São Luis (Alumar) 
   refinery                            10 %     946     975     936     657     883   2,796    2,476 
Canada 
  Jonquière (Vaudreuil)            100 
   refinery - Quebec (a)                  %     336     368     371     346     325     996    1,042 
 

(a) Jonquière's (Vaudreuil's) production shows smelter grade alumina only and excludes hydrate produced and used for specialty alumina.

 
Speciality Alumina - Aluminium 
 Group 
Speciality alumina production 
 ('000 tonnes) 
Canada 
Jonquière (Vaudreuil)             100 
 plant - Quebec                          %  30  29  25  27  28  85  79 
 
 
 
 

Rio Tinto percentage interest shown above is at 30 September 2023. The data represents production and sales on a 100% basis unless otherwise stated.

Rio Tinto operational data

 
                                       Rio 
                                     Tinto     Q3     Q4     Q1     Q2      Q3  9 MTHS   9 MTHS 
                                  interest   2022   2022   2023   2023    2023    2022     2023 
-------------------------------  ---------  -----  -----  -----  -----  ------  ------  ------- 
 
ALUMINIUM 
Primary Aluminium 
Primary aluminium production 
 ('000 tonnes) 
Australia 
                                       100 
  Bell Bay smelter - Tasmania            %     46     48     45     46      47     137      139 
  Boyne Island smelter -                59 
   Queensland                            %    110    114    117    123     127     336      367 
  Tomago smelter - New South            52 
   Wales                                 %    148    147    145    146     149     439      441 
Canada 
                                       100 
  Alma smelter - Quebec                  %    122    122    120    121     121     360      361 
  Alouette (Sept-Îles)             40 
   smelter - Quebec                      %    159    158    156    159     159     470      474 
                                       100 
  Arvida smelter - Quebec                %     43     44     43     43      43     127      129 
                                       100 
  Arvida AP60 smelter - Quebec           %     15     15     14     14      15      43       43 
  Bécancour smelter                25 
   - Quebec                              %    116    116    115    118     114     344      346 
                                       100 
  Grande-Baie smelter - Quebec           %     59     58     57     57      58     174      171 
  Kitimat smelter - British            100 
   Columbia                              %     38     57     72     92     103      88      268 
  Laterrière smelter              100 
   - Quebec                              %     64     64     61     62      59     190      182 
Iceland 
                                       100 
  ISAL (Reykjavik) smelter               %     51     52     51     52      52     151      155 
New Zealand 
                                        79 
  Tiwai Point smelter                    %     85     85     83     83      83     251      249 
Oman 
                                        20 
  Sohar smelter                          %    100    100     98     99     100     295      298 
 
 
 
 

Rio Tinto percentage interest shown above is at 30 September 2023. The data represents production and sales on a 100% basis unless otherwise stated.

Rio Tinto operational data

 
                                         Rio 
                                       Tinto      Q3      Q4      Q1      Q2      Q3  9 MTHS   9 MTHS 
                                    interest    2022    2022    2023    2023    2023    2022     2023 
---------------------------------  ---------  ------  ------  ------  ------  ------  ------  ------- 
 
BAUXITE 
Bauxite production ('000 tonnes) 
Australia 
                                         100 
  Gove mine - Northern Territory           %   2,905   2,874   2,579   2,739   3,015   8,636    8,332 
                                         100 
  Weipa mine - Queensland                  %   8,429   8,328   7,492   8,813   9,010  26,197   25,315 
Brazil 
  Porto Trombetas (MRN) mine            12 %   3,275   3,256   2,288   2,724   3,258   7,844    8,271 
Guinea 
  Sangaredi mine (a)                    23 %   4,339   3,530   3,876   3,586   3,387  12,585   10,848 
 
Rio Tinto share of bauxite 
 shipments 
Share of total bauxite shipments 
 ('000 tonnes)                                13,294  13,561  12,264  13,603  13,954  41,223   39,821 
Share of third party bauxite shipments 
 ('000 tonnes)                                 9,049   9,233   7,880   9,159   9,550  28,783   26,588 
 

(a) Rio Tinto has a 22.95% shareholding in the Sangaredi mine but benefits from 45.0% of production.

 
                                     Rio 
                                   Tinto        Q3        Q4        Q1        Q2        Q3        9 MTHS        9 MTHS 
                                interest      2022      2022      2023      2023      2023          2022          2023 
----------------------------  ----------  --------  --------  --------  --------  --------  ------------  ------------ 
BORATES 
                                     100 
Rio Tinto Borates - borates            % 
US 
  Borates ('000 tonnes) (a)                    130       141       124       133       127           391           384 
 

(a) Production is expressed as B(2) O(3) content.

 
                                     Rio 
                                   Tinto        Q3        Q4        Q1        Q2        Q3        9 MTHS        9 MTHS 
                                interest      2022      2022      2023      2023      2023          2022          2023 
-----------------------------  ---------  --------  --------  --------  --------  --------  ------------  ------------ 
 
COPPER & GOLD 
Escondida                           30 % 
Chile 
Sulphide ore to concentrator 
 ('000 tonnes)                              32,894    33,911    33,309    30,749    33,332        97,447        97,390 
  Average copper grade (%)                    0.83      0.76      0.78      0.93      0.85          0.84          0.85 
Mill production (metals in 
 concentrates): 
  Contained copper ('000 
   tonnes)                                   214.6     212.8     210.0     228.9     225.7         645.5         664.6 
  Contained gold ('000 
   ounces)                                    38.2      48.4      49.0      53.5      48.1         120.3         150.5 
  Contained silver ('000 
   ounces)                                   1,210     1,510     1,346     1,008     1,168         3,791         3,521 
Recoverable copper in ore stacked 
 for leaching ('000 tonnes) (a)               35.8      30.4      31.0      29.1      36.4         106.5          96.6 
Refined production from leach 
 plants: 
  Copper cathode production 
   ('000 tonnes)                              49.6      49.7      50.8      72.4      52.0         153.4         175.2 
 

(a) The calculation of copper in material mined for leaching is based on ore stacked at the leach pad.

 
 
 

Rio Tinto percentage interest shown above is at 30 September 2023. The data represents production and sales on a 100% basis unless otherwise stated.

Rio Tinto operational data

 
                              Rio 
                            Tinto         Q3         Q4         Q1         Q2         Q3         9 MTHS         9 MTHS 
                         interest       2022       2022       2023       2023       2023           2022           2023 
----------------------  ---------  ---------  ---------  ---------  ---------  ---------  -------------  ------------- 
 
COPPER & GOLD 
(continued) 
Kennecott 
                              100 
Bingham Canyon mine             % 
Utah, US 
Ore treated ('000 
 tonnes)                              10,125     10,449      7,405      5,339      9,804         27,116         22,548 
Average ore grade: 
  Copper (%)                            0.56       0.52       0.47       0.52       0.56           0.54           0.52 
  Gold (g/t)                            0.16       0.14       0.12       0.16       0.16           0.17           0.15 
  Silver (g/t)                          2.50       2.20       2.16       2.36       2.10           2.42           2.18 
  Molybdenum (%)                       0.021      0.020      0.012      0.018      0.018          0.020          0.016 
Copper concentrates 
 produced 
 ('000 tonnes)                           192        184        116         92        180            504            388 
  Average concentrate 
   grade 
   (% Cu)                               26.2       25.6       26.1       26.8       26.8           26.1           26.6 
Production of metals 
in copper 
concentrates: 
  Copper ('000 tonnes) 
   (a)                                  50.7       47.5       30.3       24.8       48.8          131.7          103.8 
  Gold ('000 ounces)                    32.5       29.7       20.6       18.7       32.0           93.1           71.3 
  Silver ('000 ounces)                   591        521        356        296        462          1,537          1,114 
Molybdenum 
 concentrates produced 
 ('000 tonnes):                          1.8        2.0        0.1        0.6        1.4            4.8            2.1 
  Molybdenum in 
   concentrates 
   ('000 tonnes)                         0.8        1.1        0.1        0.3        0.6            2.3            1.1 
 
Kennecott smelter &           100 
 refinery                       % 
Copper concentrates 
 smelted 
 ('000 tonnes)                           166        194        200         41         59            531            299 
Copper anodes produced 
 ('000 
 tonnes) (b)                            46.2       24.5       55.1       18.2        1.4          120.0           74.8 
Production of refined 
metal: 
  Copper ('000 tonnes) 
   (c)                                  39.2       36.1       43.6       14.4       18.5          112.2           76.6 
  Gold ('000 ounces) 
   (d)                                  30.5       30.3       22.0       19.2       12.4           83.6           53.6 
  Silver ('000 ounces) 
   (d)                                   571        512        432        329        240          1,438          1,001 
 

(a) Includes a small amount of copper in precipitates.

(b) New metal excluding recycled material.

(c) We continue to process third party concentrate to optimise smelter utilisation. There was no cathode produced from purchased concentrate in 2023 year-to-date. Purchased and tolled copper concentrates are excluded from reported production figures and production guidance. Sales of cathodes produced from purchased concentrate are included in reported revenues.

(d) Includes gold and silver in intermediate products.

 
 
 

Rio Tinto percentage interest shown above is at 30 September 2023. The data represents production and sales on a 100% basis unless otherwise stated.

Rio Tinto operational data

 
                           Rio 
                         Tinto          Q3          Q4          Q1          Q2          Q3        9 MTHS        9 MTHS 
                      interest        2022        2022        2023        2023        2023          2022          2023 
-------------------  ---------  ----------  ----------  ----------  ----------  ----------  ------------  ------------ 
 
COPPER & GOLD 
(continued) 
 
Oyu Tolgoi mine (a)       66 % 
Mongolia 
Ore Treated ('000 
 tonnes) 
 - Open Pit                         10,141       8,900       9,613       8,809       8,789        28,686        27,210 
Ore Treated ('000 
 tonnes) 
 - Underground                         544         510         675         900         900         1,265         2,475 
Ore Treated ('000 
 tonnes) 
 - Total                            10,685       9,411      10,288       9,709       9,689        29,951        29,685 
Average mill head 
grades: 
Open Pit 
  Copper (%)                          0.40        0.41        0.43        0.41        0.39          0.40          0.41 
  Gold (g/t)                          0.22        0.20        0.21        0.19        0.25          0.27          0.22 
  Silver (g/t)                        1.28        1.14        1.16        1.10        1.19          1.22          1.15 
Underground 
  Copper (%)                          0.82        1.03        1.36        1.56        1.73          0.64          1.57 
  Gold (g/t)                          0.22        0.29        0.35        0.38        0.37          0.22          0.37 
  Silver (g/t)                        2.16        2.54        3.26        3.67        3.94          1.78          3.66 
Total 
  Copper (%)                          0.42        0.45        0.49        0.52        0.52          0.41          0.51 
  Gold (g/t)                          0.22        0.21        0.22        0.21        0.26          0.27          0.23 
  Silver (g/t)                        1.32        1.21        1.30        1.34        1.44          1.24          1.36 
Copper concentrates 
 produced 
 ('000 tonnes)                       173.6       151.9       201.8       200.3       197.6         463.9         599.7 
  Average 
   concentrate 
   grade 
   (% Cu)                             20.9        21.3        21.1        21.4        21.3          20.9          21.2 
Production of 
metals in 
concentrates: 
  Copper in 
   concentrates 
   ('000 tonnes)                      36.3        32.3        42.6        42.8        42.0          97.1         127.4 
  Gold in 
   concentrates 
   ('000 
   ounces)                            42.7        34.2        44.1        40.3        51.2         149.6         135.6 
  Silver in 
   concentrates 
   ('000 ounces)                       256         204         266         268         287           668           820 
Sales of metals in 
concentrates: 
  Copper in 
   concentrates 
   ('000 tonnes)                      41.8        25.3        41.4        43.2        42.7         107.0         127.3 
  Gold in 
   concentrates 
   ('000 
   ounces)                            56.0        26.2        44.0        40.4        48.7         181.3         133.1 
  Silver in 
   concentrates 
   ('000 ounces)                       282         152         242         257         269           684           768 
 

(a) On 16 December 2022, Rio Tinto completed the acquisition of 100% of Turquoise Hill Resources Ltd, increasing our ownership in Oyu Tolgoi from 33.52% to 66%. From 1 January 2023, our share of production has been updated to reflect this change.

 
                             Rio 
                           Tinto          Q3          Q4          Q1          Q2          Q3       9 MTHS       9 MTHS 
                        interest        2022        2022        2023        2023        2023         2022         2023 
---------------------  ---------  ----------  ----------  ----------  ----------  ----------  -----------  ----------- 
 
DIAMONDS 
                             100 
Diavik Diamonds                % 
---------------------  ---------  ----------  ----------  ----------  ----------  ----------  -----------  ----------- 
Northwest 
Territories, 
Canada 
  Ore processed ('000 
   tonnes)                               590         535         427         446         427        1,623        1,300 
  Diamonds recovered 
   ('000 
   carats)                             1,192       1,319         954         970         757        3,333        2,681 
 
 
 
 

Rio Tinto percentage interest shown above is at 30 September 2023. The data represents production and sales on a 100% basis unless otherwise stated.

Rio Tinto operational data

 
                                 Rio Tinto      Q3      Q4      Q1      Q2      Q3   9 MTHS   9 MTHS 
                                  interest    2022    2022    2023    2023    2023     2022     2023 
-------------------------------  ---------  ------  ------  ------  ------  ------  -------  ------- 
 
IRON ORE 
Rio Tinto Iron Ore 
Western Australia 
Pilbara Operations 
Saleable iron ore production 
 ('000 tonnes) 
  Hamersley mines                      (a)  56,650  61,339  54,433  55,004  57,322  156,965  166,760 
  Hope Downs                          50 %  12,529  11,891  11,771  11,527  11,037   36,959   34,335 
  Robe River - Pannawonica 
   (Mesas J and A)                    53 %   6,679   7,882   5,892   7,353   7,747   17,676   20,992 
  Robe River - West Angelas           53 %   8,484   8,347   7,200   7,368   7,377   23,088   21,945 
Total production ('000 tonnes)              84,342  89,458  79,296  81,251  83,484  234,687  244,031 
-------------------------------  ---------  ------  ------  ------  ------  ------  -------  ------- 
Breakdown of total production: 
  Pilbara Blend and SP10 Lump 
   (b)                                      25,452  25,251  23,196  24,910  25,268   69,507   73,374 
  Pilbara Blend and SP10 Fines 
   (b)                                      38,709  41,158  36,537  37,108  36,836  106,023  110,481 
  Robe Valley Lump                           2,621   3,103   2,143   2,808   3,142    6,829    8,094 
  Robe Valley Fines                          4,058   4,779   3,748   4,544   4,605   10,846   12,898 
  Yandicoogina Fines (HIY)                  13,501  15,168  13,672  11,880  13,633   41,482   39,185 
-------------------------------  ---------  ------  ------  ------  ------  ------  -------  ------- 
Breakdown of total shipments: 
  Pilbara Blend Lump                        18,860  18,153  18,733  17,757  17,785   48,529   54,274 
  Pilbara Blend Fines                       38,186  38,835  35,349  33,668  31,008   98,344  100,026 
  Robe Valley Lump                           2,417   2,348   1,983   2,173   2,447    5,521    6,603 
  Robe Valley Fines                          4,514   5,464   4,268   4,696   5,105   12,137   14,070 
  Yandicoogina Fines (HIY)                  13,530  14,661  13,689  12,558  13,669   42,219   39,916 
  SP10 Lump (b)                              1,647   2,824   1,686   1,652   4,180    9,930    7,518 
  SP10 Fines (b)                             3,766   5,062   6,832   6,613   9,699   17,609   23,145 
-------------------------------  ---------  ------  ------  ------  ------  ------  -------  ------- 
Total shipments ('000 tonnes) 
 (c)                                        82,920  87,347  82,540  79,118  83,892  234,289  245,550 
 
                                 Rio Tinto      Q3      Q4      Q1      Q2      Q3   9 MTHS   9 MTHS 
                                  interest    2022    2022    2023    2023    2023     2022     2023 
-------------------------------  ---------  ------  ------  ------  ------  ------  -------  ------- 
 
Iron Ore Company of Canada            59 % 
Newfoundland & Labrador and Quebec 
 in Canada 
Saleable iron ore production: 
  Concentrates ('000 tonnes)                 2,106   2,020   2,113   1,908   1,936    5,927    5,957 
  Pellets ('000 tonnes)                      2,621   2,288   2,189   1,605   2,124    7,327    5,918 
-------------------------------  ---------  ------  ------  ------  ------  ------  -------  ------- 
IOC Total production ('000 
 tonnes)                                     4,727   4,308   4,302   3,513   4,060   13,254   11,875 
-------------------------------  ---------  ------  ------  ------  ------  ------  -------  ------- 
Shipments: 
  Concentrates ('000 tonnes)                 2,241   1,999   1,676   2,124   2,098    5,108    5,897 
  Pellets ('000 tonnes)                      2,457   1,764   1,947   2,302   1,815    7,390    6,063 
-------------------------------  ---------  ------  ------  ------  ------  ------  -------  ------- 
IOC Total Shipments ('000 
 tonnes) (c)                                 4,699   3,763   3,622   4,426   3,913   12,498   11,961 
Global Iron Ore Totals 
Iron Ore Production ('000 
 tonnes)                                    89,069  93,766  83,599  84,764  87,543  247,941  255,906 
Iron Ore Shipments ('000 
 tonnes)                                    87,619  91,110  86,162  83,543  87,805  246,787  257,511 
Iron Ore Sales ('000 tonnes) 
 (d)                                        89,689  89,650  88,490  85,601  88,030  254,991  262,121 
-------------------------------  ---------  ------  ------  ------  ------  ------  -------  ------- 
 

(a) Includes 100% of production from Paraburdoo, Mt Tom Price, Western Turner Syncline, Marandoo, Yandicoogina, Brockman, Nammuldi, Silvergrass, Channar, Gudai-Darri and the Eastern Range mines. Whilst Rio Tinto owns 54% of the Eastern Range mine, under the terms of the joint venture agreement, Hamersley Iron manages the operation and is obliged to purchase all mine production from the joint venture and therefore all of the production is included in Rio Tinto's share of production.

(b) SP10 includes other lower grade products.

(c) Shipments includes material shipped to our portside trading facility in China which may not be sold onwards in the same period.

(d) Include Pilbara and IOC sales adjusted for portside trading movements and third party volumes sold.

 
 
 

Rio Tinto percentage interest shown above is at 30 September 2023. The data represents production and sales on a 100% basis unless otherwise stated.

Rio Tinto operational data

 
                            Rio 
                          Tinto          Q3          Q4          Q1          Q2          Q3        9 MTHS        9 MTHS 
                       interest        2022        2022        2023        2023        2023          2022          2023 
 
SALT 
Dampier Salt               68 % 
Western Australia 
  Salt production 
   ('000 tonnes)                      2,449       2,133       2,121       2,416       2,097         6,289         6,634 
--------------------  ---------  ----------  ----------  ----------  ----------  ----------  ------------  ------------ 
 
TITANIUM DIOXIDE 
SLAG 
Rio Tinto Iron &            100 
 Titanium                     % 
Canada and South 
Africa 
  (Rio Tinto share) 
  (a) 
  Titanium dioxide 
   slag ('000 
   tonnes)                              310         323         285         303         247           876           835 
--------------------  ---------  ----------  ----------  ----------  ----------  ----------  ------------  ------------ 
 

(a) Quantities comprise 100% of Rio Tinto Fer et Titane and Rio Tinto's 74% interest in Richards Bay Minerals' production. Ilmenite mined in Madagascar is being processed in Canada.

 
 
 
 
 
 

Rio Tinto percentage interest shown above is at 30 September 2023. The data represents production and sales on a 100% basis unless otherwise stated.

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END

QRTNKABDDBDBFKD

(END) Dow Jones Newswires

October 17, 2023 02:00 ET (06:00 GMT)

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