Aura Minerals Inc. (TSX: ORA) (B3: AURA33) (OTCQX: ORAAF)
(“Aura” or the
“Company”) is pleased to
announce encouraging exploration and drilling results from several
high-potential projects in Brazil. These include the Pé Quente
Project, located 34 km from the Matupá Project’s X1 Deposit;
near-mine expansion at the Paiol Deposit, part of the Almas Mine;
and Aura Carajás, all of which are located in Brazil. These results
highlight the Company’s ongoing success in advancing its
exploration portfolio and reaffirm Aura’s commitment to expanding
its resource and reserve base, positioning the Company for
sustained growth.
Highlights
- Pé Quente Project
- The Pé Quente gold deposit is
emerging as one of the most significant disseminated gold systems
in granitic environments within the Alta Floresta Gold Province,
similar to the X1 Deposit and Serrinhas.
- 6,200m of the planned 7,500m
program completed with six high-priority targets identified to
date.
- Drilling confirmed historical
high-grade gold intercepts previously identified by Graben
Mineração SA (refer to press release dated May 22, 2024) in the
Nilva zone. In addition, drilling also identified a new zone (Nilva
North) which expands the footprint of mineralization along strike
to the northeast.
- Significant intercepts include:
- Hole FPQD-0010
(Nilva) 0.96 g/t Au over 132.00m,
including 4.05 g/t Au over 3.00m and 4.00 g/t Au over
2.00m.
- Hole FPQD-0020 (Nilva
North): 1.18 g/t Au over 63.90m, including 4.14 g/t Au over
8.00m.
- Pé Quente is one of several
promising targets surrounding the X1 Deposit within a 50km radius,
where Aura has completed a Feasibility Study.
- Paiol Deposit, Almas
Mine
- A 13,000m infill and extension
drilling campaign confirmed the high-grade ore body's continuity at
depth, supporting potential underground mining and adding ounces to
the Inferred Mineral Resources below the current pit. Significant
intercepts include:
- Hole PAI-004 1.40 g/t Au
over 101.10m, including 4.20 g/t Au over 26.65m, 11.20 g/t Au over
7.00m.
- Hole PAI-005 1.30 g/t Au
over 49.05m including, 3.70 g/t Au over 13.05m.
- Hole PAI-014 2.8 g/t Au
over 19m including 8.2 g/t Au over 3m and 1.5 g/t Au over
3m.
- Further drilling down dip of the
ore body is required to delineate underground potential and open a
possibility of having underground and open pit mines at the same
time in the Paiol deposit.
- Located in one of the world's most
prolific gold-producing environment, that in Brazil hosts over 80
million ounces of gold, offering exceptional potential for
extending Aura's deposits and making new discoveries.
- Aura Carajás
- A 22,000m inaugural drilling
campaign between 2023 and 2024 confirmed multiple zones of
mineralization extending the strike to 8 kilometers between a
southern and northwestern trend, which provides an excellent
opportunity of different styles of IOCG mineralization to be
explored.
- Drilling has delineated
semi-massive sulfide zones with higher grades (exceeding 1% Cu)
within low (<0.5% Cu) and medium-grade (0.5% to 1% Cu)
disseminated mineralized envelopes, with semi-massive and
medium-grade zones primarily identified in the southwest zone where
drilling density is higher. Significant intercepts include:
- Hole SDE-0053 0.95% Cu over
11.00m, including 1.23% Cu over 7.00m
- Ongoing drilling aims to expand the
high-grade semi-massive zones and the mineralized footprint along
strike to generate a sizeable maiden mineral resource
estimate.
- The Southern Carajás Copper Belt
hosts some of the largest IOCG deposits in the region, encompassing
over five major copper projects with a combined total of
approximately 1.5Bt of copper ore, grading between 0.5% and 3%
Cu.
Rodrigo Barbosa, President and CEO of Aura,
commented, “During the last 4 years, we have doubled our Reserves
and Resources at an average cost of US$25/Oz, which is 80% below
the global average. At Almas, the results of 2.8 g/t Au over 19m
and 3.70 g/t Au over 13.05m illustrate the potential for expanding
into a high-grade underground mine at Paiol Mine. The potential
combination of an open pit and underground mining in the future
will result in an average grade increase and production
increase.
Similarly, the 0.96 g/t Au over 132.00m at Pé
Quente is promising, suggesting it could become a mine alongside
X1, increasing Matupá's Resources and Reserves in the near future.
This could also be combined with potential resources from Serrinhas
large-scale IOCG deposits in the region. The higher grades
encountered in drilling so far bolster confidence in the project's
future value, which we plan to further explore through continued
drill testing.
Today's results once again underscore the
success of our exploration strategy. The scale and grades we are
uncovering across all three projects highlight the transformative
potential of these initiatives, strengthening our capacity to
achieve substantial reserve and resource growth in the coming years
while maintaining a balanced exposure to both gold and copper.”
Pé Quente Project
The Pé Quente Gold Project, located 34 km from
the X1 Deposit at Aura’s Matupá Project in Mato Grosso, Brazil,
offers a significant opportunity to expand resources in the Alta
Floresta Gold Province. Spanning 19,593 hectares, the project
features gold mineralization linked to intrusion-related deposits
controlled by regional structural trends.
Acquired in May 2024, Pé Quente has a historical
in situ resource estimate of 257Koz (6.26 million tonnes @ 1.28 g/t
Au) (See Aura’s press release dated May 22, 2024) based on prior
exploration, including 97 drill holes (11,782m). Aura’s ongoing
7,500-meter drilling program confirmed and extended known
mineralization, strengthening the Company’s strategic decision to
delay Matupá’s construction to optimize the region’s potential.
Future drill holes will aim to extend mineralization further with
up to 200m step outs (Figure 2).
Figure 1: Location of Matupa
Project
Figure 2: Nilva and Nilva North Initial
Drilling Results Showing High-Grade Intercepts
Table 1: Summary of Drill Results from
Nilva and Nilva North Targets at the Pé Quente Project
Hole |
From (m) |
To (m) |
Interval (m) |
Au (g/t) |
PQFD-001T |
32.15 |
47.45 |
15.30 |
0.91 |
Incl. |
54.20 |
62.00 |
7.80 |
0.64 |
And |
128.30 |
146.20 |
17.90 |
0.67 |
FPQD-0001 |
49.00 |
52.00 |
3.00 |
1.99 |
FPQD-0003 |
100.00 |
116.00 |
16.00 |
0.73 |
Incl. |
121.83 |
136.85 |
14.52 |
0.42 |
FPQD-0004 |
60.85 |
80.00 |
19.15 |
0.61 |
Incl. |
88.46 |
129.80 |
41.34 |
0.40 |
Incl. |
142.00 |
144.23 |
2.23 |
1.47 |
FPQD-0005 |
11.00 |
12.00 |
1.00 |
0.58 |
And |
108.90 |
110.00 |
1.10 |
1.06 |
Incl. |
118.00 |
121.00 |
3.00 |
0.53 |
Incl. |
122.80 |
123.70 |
0.90 |
0.95 |
Incl. |
124.40 |
142.30 |
17.90 |
0.39 |
FPQD-0006 |
66.70 |
70.00 |
4.10 |
0.37 |
Incl. |
108.30 |
113.00 |
4.70 |
0.67 |
And |
143.00 |
175.00 |
28.00 |
0.76 |
FPQD-0007 |
1.00 |
5.00 |
4.00 |
0.41 |
Incl. |
54.20 |
57.00 |
2.80 |
0.55 |
And |
72.70 |
82.00 |
9.30 |
0.73 |
Incl. |
129.70 |
208.00 |
78.30 |
0.59 |
FPQD-0008 |
65.00 |
93.00 |
21.00 |
0.32 |
Incl. |
99.55 |
126.00 |
26.45 |
0.53 |
And |
137.00 |
150.00 |
13.00 |
0.65 |
FPQD-0010 |
85.00 |
217.00 |
132.00 |
0.96 |
FPQD-0011 |
99.00 |
111.00 |
12.00 |
0.52 |
And |
117.00 |
124.00 |
7.00 |
0.70 |
FPQD-0017 |
55.40 |
62.00 |
6.60 |
0.77 |
Incl. |
80.00 |
92.00 |
12.00 |
0.72 |
Incl. |
100.00 |
120.00 |
20.00 |
0.34 |
FPQD-0018 |
50.75 |
57.80 |
7.05 |
0.46 |
Incl. |
129.60 |
144.60 |
12.60 |
0.57 |
And |
170.60 |
207.40 |
36.80 |
1.13 |
FPQD-0020 |
57.00 |
74.00 |
18.10 |
0.75 |
And |
94.10 |
158.00 |
63.90 |
1.18 |
PQFD-0013T |
139.00 |
185.70 |
46.70 |
0.85 |
Incl. |
34.90 |
38.40 |
3.50 |
0.66 |
And |
181.20 |
215.15 |
33.95 |
1.01 |
Paiol Deposit, Almas Mine
Almas – an open pit gold operation located in
the state of Tocantins, Brazil, and is wholly-owned by Aura, that
consists of three deposits (Paiol, Vira Saia and Cata Funda) and
several exploration targets. The Paiol Mine, located in the
northernmost part of the Brasília Gold Belt, is hosted within the
Riachão do Ouro Greenstone, consisting of ocean-floor volcanic
rocks altered by metamorphism, deformation, and hydrothermal
activity during the Paleoproterozoic collisional event. This event
facilitated the migration of gold-bearing fluids, leading to
mineralization.
A total of 34 diamond drill holes, covering
12,989.50 meters, were completed to convert Inferred Mineral
Resources to Indicated Mineral Resources. Drilling intersected
hydrothermally altered metabasalt characterized by silicification
and sulfidation (Py+Po+Aspy), consistent with the modeled ore body.
These results, primarily in the central portion of the Paiol Mine,
suggest continuity of high-grade mineralization at depth,
highlighting the potential for developing an underground mining
operation. A summary of the results is provided in Table 2.
Table 2: Summary of Drill Results from
the Paiol Deposit
Hole |
From (m) |
To (m) |
Interval (m) |
Au (g/t) |
PAI-001 |
259.75 |
306.00 |
46.25 |
0.6 |
289.00 |
293.00 |
4.00 |
3.40 |
325.55 |
329.35 |
3.80 |
3.20 |
PAI-002 |
126.25 |
148.25 |
22.00 |
0.36 |
140.25 |
142.25 |
2.00 |
1.00 |
222.85 |
225.85 |
3.00 |
0.48 |
245.40 |
249.40 |
4.00 |
0.41 |
258.40 |
290.75 |
32.35 |
0.30 |
285.05 |
288.05 |
3.00 |
1.00 |
323.00 |
324.00 |
1.00 |
1.30 |
335.00 |
336.00 |
1.00 |
1.60 |
126.25 |
148.25 |
22.00 |
0.36 |
140.25 |
142.25 |
2.00 |
1.00 |
222.85 |
225.85 |
3.00 |
0.48 |
PAI-003 |
339.15 |
340.15 |
1.00 |
0.56 |
359.15 |
360.15 |
1.00 |
0.83 |
402.85 |
459.55 |
56.70 |
1.00 |
419.60 |
427.60 |
8.00 |
2.60 |
PAI-004 |
429.20 |
530.30 |
101.10 |
1.40 |
456.55 |
483.20 |
26.65 |
4.20 |
472.20 |
479.20 |
7.00 |
11.20 |
PAI-005 |
470.20 |
519.25 |
49.05 |
1.30 |
480.90 |
493.95 |
13.05 |
3.70 |
PAI-006 |
349.00 |
429.90 |
80.90 |
0.50 |
405.60 |
428.60 |
23.00 |
1.20 |
421.60 |
425.60 |
4.00 |
3.40 |
PAI-007 |
370.90 |
407.00 |
36.10 |
2.00 |
395.90 |
406.00 |
10.10 |
5.90 |
PAI-008 |
466.50 |
508.50 |
42.00 |
0.80 |
488.50 |
493.50 |
5.00 |
4.00 |
PAI-009 |
151.65 |
187.25 |
35.60 |
0.30 |
184.25 |
185.25 |
1.00 |
1.20 |
276.60 |
288.00 |
11.40 |
0.23 |
371.45 |
372.45 |
1.00 |
0.60 |
PAI-010 |
204.50 |
224.50 |
20.00 |
0,4 |
220.50 |
222.50 |
2.00 |
1.20 |
305.50 |
308.50 |
3.00 |
0.50 |
327.60 |
349.40 |
21.80 |
0.80 |
335.60 |
346.60 |
11.00 |
1.30 |
363.15 |
370.15 |
7.00 |
0.50 |
393.20 |
396.20 |
3.00 |
0.90 |
PAI-011 |
330.50 |
332.50 |
2.00 |
0.50 |
351.50 |
394.50 |
43.00 |
0.50 |
363.50 |
365.50 |
2.00 |
2.60 |
PAI-012 |
380.15 |
414.95 |
34.80 |
1.00 |
403.15 |
409.95 |
6.80 |
3.30 |
PAI-013 |
225.70 |
257.45 |
31.75 |
0.90 |
245.30 |
250.30 |
5.00 |
2.10 |
PAI-014 |
562.25 |
606.20 |
43.95 |
1.60 |
574.20 |
593.20 |
19.00 |
2.80 |
574.20 |
577.05 |
2.85 |
8.20 |
588.15 |
593.20 |
5.05 |
4.70 |
PAI-015 |
632.75 |
633.75 |
1.00 |
4.40 |
679.60 |
705.90 |
26.30 |
0.58 |
679.60 |
684.60 |
5.00 |
1.00 |
702.90 |
705.90 |
3.00 |
1.50 |
PAI-016 |
542.70 |
549.70 |
7.00 |
0.60 |
542.70 |
543.70 |
1.00 |
1.40 |
548.70 |
549.70 |
1.00 |
1.60 |
577.75 |
578.65 |
0.90 |
1.50 |
615.25 |
616.25 |
1.00 |
7.00 |
PAI-017 |
577.50 |
600.60 |
23.10 |
0.45 |
577.50 |
578.50 |
1.00 |
1.60 |
580.50 |
581.50 |
1.00 |
1.30 |
591.45 |
592.45 |
1.00 |
1.90 |
597.60 |
598.60 |
1.00 |
1.00 |
599.60 |
600.60 |
1.00 |
1.70 |
PAI-018 |
526.50 |
543.00 |
16.50 |
0.48 |
528.50 |
529.50 |
1.00 |
1.30 |
542.00 |
543.00 |
1.00 |
1.40 |
PAI-019 |
527.80 |
539.05 |
11.25 |
1.00 |
527.80 |
530.80 |
3.00 |
1.50 |
533.80 |
535.05 |
1.25 |
1.70 |
536.05 |
537.05 |
1.00 |
1.00 |
538.05 |
539.05 |
1.00 |
1.90 |
Figure 3: Cross section slice of the
Paiol Deposit, part of the Almas Mine showing recent drilling
extending mineralization up to 300m from the existing
pit.
Figure 4: Paiol Deposit Cross Section
Showing Resource Pit Boundary and High-Grade Intercepts at
Depth
Aura Carajás
The Aura Carajás Project is a permitted
exploration target of 9,805 hectares, located in the State of Para,
Brazil, Carajás area. The area includes iron oxide copper gold
(“IOCG”) mineralization targets along a 6 km strike with copper
surface anomalies of up to 500ppm Cu and has nine historical
exploration holes totaling 2,552 meters with positive intercepts
showing mineralization.
In 2023 and 2024, Aura Minerals completed
approximately 22,000 meters of diamond drilling (DDH) across 65
holes, confirming and extending the strike to 7 kilometers. The
primary mineralized zone, known as Trend S (encompassing both West
and East portions), extends approximately 5 kilometers along a
NE-SW strike. During the 2024 exploration campaign, two additional
zones were identified: Trend N (a regional target) and Trend SW,
contributing approximately 2 kilometers of newly identified
anomalies, further expanding the project's potential (Figure
5).
Preliminary results indicate low- to
medium-grade copper zones (>0.2% Cu to <0.5% Cu) extending
approximately 50 meters in thickness, primarily associated with
disseminated sulfides within hydrothermally altered rock matrices.
Within these broader zones, higher-grade copper zones (>0.5% Cu)
have been identified, typically ranging from 15 to 20 meters in
thickness, characterized by vein-hosted mineralization.
Additionally, semi-massive sulfide zones with high-grade copper
(>1% Cu) have been observed, averaging approximately 5 meters in
width (not true width).
Figure 5: Multiple zones of
mineralization
Table 3: Significant Drill Results from Aura
Carajas
Hole |
From (m) |
To (m) |
Interval (m) |
Cu (%) |
Au (g/t) |
Target Area |
SDE-0002 |
188.00 |
219.00 |
31.00 |
0.38 |
0.02 |
Trend S – West Zone |
Inc. |
188.00 |
189.00 |
1.00 |
1.34 |
0.06 |
Inc. |
201.00 |
202.00 |
1.00 |
1.56 |
0.07 |
Inc. |
212.00 |
213.00 |
1.00 |
1.39 |
0.09 |
And |
301.00 |
331.00 |
30.00 |
0.21 |
- |
SDE-0003 |
2.00 |
31.50 |
29.50 |
0.37 |
0.04 |
Trend S – West Zone |
Inc. |
6.00 |
9.00 |
3.00 |
0.82 |
0.30 |
Inc. |
6.00 |
7.00 |
1.00 |
0.81 |
0.72 |
And |
31.50 |
52.00 |
20.50 |
0.30 |
0.01 |
And |
97.00 |
103.00 |
6.00 |
0.42 |
0.00 |
SDE-0005 |
55.00 |
56.00 |
1.00 |
0.47 |
- |
Trend S – West Zone |
And |
94.00 |
95.20 |
1.20 |
1.00 |
- |
And |
144.00 |
145.00 |
1.00 |
0.68 |
- |
And |
151.00 |
152.00 |
1.00 |
0.46 |
- |
And |
161.00 |
164.00 |
3.00 |
0.43 |
- |
And |
173.00 |
176.00 |
3.00 |
0.24 |
- |
And |
192.00 |
242.00 |
50.00 |
0.30 |
0.02 |
Inc. |
192.00 |
199.00 |
7.00 |
0.75 |
0.04 |
Inc. |
194.45 |
196.00 |
1.55 |
2.45 |
0.15 |
SDE-0006 |
189.00 |
249.00 |
60.00 |
0.36 |
0.01 |
Trend S – West Zone |
Inc. |
198.00 |
236.00 |
38.00 |
0.47 |
0.02 |
Inc. |
198.00 |
215.00 |
17.00 |
0.65 |
0.02 |
Inc. |
201.00 |
207.00 |
6.00 |
0.96 |
0.00 |
Inc. |
201.00 |
202.00 |
1.00 |
2.53 |
0.04 |
Inc. |
206.00 |
207.00 |
1.00 |
1.24 |
0.03 |
Inc. |
211.00 |
212.00 |
1.00 |
1.04 |
0.05 |
SDE-0007 |
143.00 |
149.00 |
6.00 |
0.39 |
0.03 |
Trend PGE |
Inc. |
148.00 |
149.00 |
1.00 |
1.46 |
0.11 |
SDE-0011 |
165.00 |
181.00 |
16.00 |
0.22 |
0.01 |
Trend S – East Zone |
And |
196.00 |
214.00 |
18.00 |
0.29 |
0.02 |
Inc. |
208.00 |
213.20 |
5.20 |
0.50 |
0.03 |
SDE-0012 |
149.00 |
161.00 |
12.00 |
0.20 |
0.01 |
Trend S – East Zone |
SDE-0013 |
127.00 |
141.00 |
14.00 |
0.31 |
0.01 |
Trend S – East Zone |
Inc. |
127.00 |
128.00 |
1.00 |
0.94 |
0.04 |
Inc. |
134.00 |
135.00 |
1.00 |
1.00 |
0.02 |
And |
225.00 |
244.00 |
19.00 |
0.26 |
0.04 |
Inc. |
235.00 |
236.00 |
1.00 |
0.80 |
0.21 |
SDE-0015 |
106.00 |
114.00 |
8.00 |
0.30 |
0.02 |
Trend S – East Zone |
Inc. |
110.00 |
111.00 |
1.00 |
0.83 |
0.07 |
Inc. |
135.00 |
150.00 |
15.00 |
0.31 |
0.07 |
And |
138.00 |
140.00 |
2.00 |
1.28 |
0.43 |
SDE-0016 |
132.60 |
169.00 |
36.40 |
0.31 |
0.02 |
Trend S – East Zone |
Inc. |
137.00 |
139.00 |
2.00 |
1.15 |
0.06 |
Inc. |
162.00 |
163.00 |
1.00 |
0.83 |
0.03 |
And |
317.00 |
318.00 |
1.00 |
0.03 |
0.54 |
SDE-0017 |
313.00 |
332.00 |
19.00 |
0.40 |
0.01 |
Trend S – East Zone |
Inc. |
316.00 |
317.00 |
1.00 |
3.60 |
0.04 |
SDE-0018 |
215.00 |
235.00 |
20.00 |
0.25 |
0.02 |
Trend S – East Zone |
Inc. |
221.00 |
222.00 |
1.00 |
1.40 |
0.03 |
SDE-0019 |
5.00 |
28.25 |
23.25 |
0.44 |
0.01 |
Trend S – West Zone |
Inc. |
25.00 |
26.00 |
1.00 |
1.53 |
0.06 |
And |
28.25 |
55.00 |
26.75 |
0.43 |
0.02 |
Inc. |
50.00 |
51.00 |
1.00 |
1.12 |
0.10 |
SDE-0020 |
254.00 |
255.00 |
1.00 |
0.89 |
0.00 |
Trend N |
And |
326.90 |
327.40 |
0.50 |
3.37 |
0.09 |
SDE-0021 |
136.00 |
162.00 |
26.00 |
0.28 |
0.01 |
Trend S – West Zone |
Inc. |
157.00 |
162.00 |
5.00 |
0.67 |
0.02 |
Inc. |
159.00 |
161.00 |
2.00 |
1.12 |
0.03 |
Inc. |
160.00 |
161.00 |
1.00 |
1.68 |
0.05 |
SDE-0025 |
82.00 |
104.00 |
22.00 |
0.26 |
0.01 |
Trend S – West Zone |
Inc. |
82.00 |
86.00 |
4.00 |
0.75 |
0.04 |
Inc. |
82.00 |
84.00 |
2.00 |
1.28 |
0.07 |
And |
236.00 |
259.00 |
23.00 |
0.27 |
0.02 |
Inc. |
236.00 |
238.00 |
2.00 |
0.65 |
0.02 |
And |
248.00 |
259.00 |
11.00 |
0.33 |
0.03 |
Inc. |
253.00 |
256.00 |
3.00 |
0.57 |
0.04 |
Inc. |
255.00 |
256.00 |
1.00 |
1.00 |
0.08 |
SDE-0026 |
44.00 |
47.00 |
3.00 |
0.34 |
0.02 |
Trend S – East Zone |
And |
291.00 |
293.00 |
2.00 |
0.44 |
0.02 |
And |
376.00 |
386.15 |
10.15 |
0.34 |
0.01 |
SDE-0030 |
388.00 |
397.00 |
9.00 |
0.34 |
0.05 |
Trend N |
And |
410.00 |
413.00 |
3.00 |
0.63 |
0.05 |
Inc. |
410.00 |
411.00 |
1.00 |
1.45 |
0.07 |
And |
421.00 |
423.00 |
2.00 |
0.72 |
0.03 |
Inc. |
422.00 |
423.00 |
1.00 |
1.10 |
0.03 |
And |
458.00 |
464.00 |
6.00 |
0.22 |
0.03 |
And |
478.00 |
482.45 |
4.45 |
0.21 |
0.03 |
SDE-0032 |
262.00 |
264.00 |
2.00 |
0.68 |
0.02 |
Trend S – West Zone |
Inc. |
262.00 |
263.00 |
1.00 |
1.10 |
0.03 |
And |
289.00 |
294.00 |
5.00 |
0.21 |
0.00 |
And |
306.00 |
309.00 |
3.00 |
0.25 |
0.01 |
And |
385.00 |
388.00 |
3.00 |
0.33 |
0.02 |
SDE-0035 |
99.00 |
114.00 |
15.00 |
0.30 |
0.02 |
Trend S – West Zone |
And |
268.60 |
270.60 |
2.00 |
0.55 |
0.03 |
SDE-0037 |
240.00 |
247.00 |
7.00 |
0.30 |
0.02 |
Trend SW |
And |
321.00 |
322.00 |
1.00 |
5.15 |
0.83 |
And |
352.10 |
359.50 |
7.40 |
0.31 |
0.02 |
And |
403.00 |
428.00 |
25.00 |
0.45 |
0.04 |
Inc. |
403.00 |
412.00 |
9.00 |
0.92 |
0.08 |
Inc. |
404.00 |
410.00 |
6.00 |
1.17 |
0.10 |
Inc. |
404.00 |
406.00 |
2.00 |
2.11 |
0.17 |
Inc. |
409.00 |
410.00 |
1.00 |
1.97 |
0.17 |
SDE-0039 |
100.00 |
104.60 |
4.60 |
0.46 |
0.01 |
Trend S – West Zone |
And |
202.00 |
219.20 |
17.20 |
0.21 |
0.01 |
Inc. |
202.00 |
208.80 |
6.80 |
0.31 |
0.02 |
Inc. |
218.65 |
219.20 |
0.55 |
2.06 |
0.05 |
SDE-0045 |
72.00 |
73.00 |
1.00 |
0.86 |
0.04 |
Trend S – East Zone |
|
101.00 |
116.00 |
15.00 |
0.18 |
0.00 |
Inc. |
101.00 |
103.00 |
2.00 |
0.31 |
0.01 |
Inc. |
109.00 |
116.00 |
7.00 |
0.20 |
0.01 |
|
135.00 |
136.00 |
1.00 |
0.20 |
0.01 |
|
143.00 |
145.00 |
2.00 |
0.21 |
0.01 |
SDE-0047 |
144.00 |
146.00 |
2.00 |
0.23 |
0.01 |
Trend S – East Zone |
|
185.00 |
192.00 |
7.00 |
0.20 |
0.01 |
|
201.00 |
207.00 |
6.00 |
0.35 |
0.02 |
Inc. |
206.00 |
207.00 |
1.00 |
0.80 |
0.04 |
SDE-0050 |
88.50 |
94.45 |
5.95 |
0.22 |
0.02 |
Trend S – West Zone |
|
117.00 |
118.00 |
1.00 |
0.27 |
0.02 |
SDE-0052 |
89.00 |
91.00 |
2.00 |
0.32 |
0.02 |
Trend SW |
|
98.00 |
102.00 |
4.00 |
0.95 |
0.05 |
|
99.00 |
100.00 |
1.00 |
2.45 |
0.12 |
|
116.00 |
121.00 |
5.00 |
0.26 |
0.02 |
|
148.00 |
151.00 |
3.00 |
0.47 |
0.03 |
SDE-0053 |
180.00 |
191.00 |
11.00 |
0.95 |
0.06 |
Trend S – West Zone |
Inc. |
181.00 |
188.00 |
7.00 |
1.23 |
0.08 |
Inc. |
181.00 |
183.00 |
2.00 |
1.70 |
0.06 |
Inc. |
185.00 |
188.00 |
3.00 |
1.46 |
0.13 |
Inc. |
187.00 |
188.00 |
1.00 |
2.20 |
0.27 |
*Remaining holes contained mineralization below
0.02% Cu cut-off. These include SDE-008, 009, 010, 014, 0046
Quality Assurance and Quality
Control
Almas QAQC Measures
Almas Gold Project QA/QC program requires that
the following minimum number of control samples be inserted into
the drilling samples being submitted to the laboratory: One high
ore-grade and one low ore-grade CRM (or medium grade) in each
analytical batch of 40 samples (5%) and a minimum of two blanks
inserted in each batch mainly after mineralized zones. The control
sample assay results of the internal QA/QC program were monitored,
including the CRMs, pulp duplicates and sizing checks during
preparation. Additionally, systematic checks of the digital
database were conducted against the original signed Certificates of
Analysis from the laboratory.
Aura Carajas QAQC Measures
Drill core was sawed in the Project core shed
and shipped to ALS, in Parauapebas, Pará-Brazil, where the samples
were crushed, pulverized and homogenized, then pulp samples were
sent to ALS Laboratory, in Lima-Peru, to conduct the analytical
works, and analyze them for Gold using Fire Assay (Atomic
Absorption – fusion 50 g aliquots) and ME-ICP61 analysis for
determination of up to 34 elements by ICP/Digestion with aqua
regia. For samples with Copper grades higher than 10,000 ppm, the
analysis ME-OG62 was applied. The remaining coarse and pulverized
rejection of the samples were returned to the Project facility for
storage.
Serra da Estrela (Aura Carajas) had routine
quality control procedures which ensured that every batch included
five percent of commercial standard (high, medium or low grade),
and five percent of blank sample. ALS laboratory has its own
routine quality control procedures which ensured the insertion of
blanks, commercial standards and duplicates into each batch of
samples to be analyzed. All analytical results and certificates
from both laboratories were provided separately and digital copies
of the files were stored in the digital database.
Pé Quente QAQC Measures
Quality Assurance and Quality Control Analytical
work was carried out by SGS Lab, Geosol Laboratory in Vespasiano,
Minas Gerais, Brazil. Drill core samples were crushed, pulverized
and homogenized at SGS Geosol laboratory in Goiânia, Goias, Brazil,
then pulp samples were shipped to SGS Lab in Vespasiano. All
samples were analyzed for gold values determined by fire assay
method (code FAA505) with atomic absorption spectrometry finish on
50g aliquots. SGS has routine quality control procedures which
ensure that every batch of 20 prepared samples includes one sample
repeat, three commercial standards, and blanks. SGS QA/QC measures
are independent of Aura. Aura established a standard QA/QC
procedure for the drilling programs at Serrinhas by inserting one
blank, one standard, and one duplicate for every 40 samples.
For a complete description of Aura’s sample
preparation, analytical methods and QA/QC procedures, please refer
to 2023 AIF and the applicable Technical Report, a copy of which is
available on the Company’s SEDAR profile at www.sedar.com.
Qualified Person
The scientific and technical information
contained in this press release has been reviewed and approved by
Farshid Ghazanfari, P.Geo., Geology and Mineral Resources Manager,
an employee of Aura and a “qualified person” within the meaning of
NI 43-101.
About Aura 360° Mining
Aura is focused on mining in complete terms –
thinking holistically about how its business impacts and benefits
every one of our stakeholders: our company, our shareholders, our
employees, and the countries and communities we serve. We call this
360° Mining.
Aura is a mid-tier gold and copper production
company focused on operating and developing gold and base metal
projects in the Americas. The Company has 4 operating mines
including the Aranzazu copper-gold-silver mine in Mexico, the
Apoena (EPP) and Almas gold mines in Brazil, and the Minosa (San
Andres) gold mine in Honduras. The Company’s development projects
include Borborema and Matupá both in Brazil. Aura has unmatched
exploration potential owning over 630,000 hectares of mineral
rights and is currently advancing multiple near-mine and regional
targets along with the Aura Carajas copper project in the prolific
Carajás region of Brazil.
Forward-Looking Information
This press release contains “forward-looking
information” and “forward-looking statements”, as defined in
applicable securities laws (collectively, “forward-looking
statements”) which may include, but is not limited to, statements
with respect to the activities, events or developments that the
Company expects or anticipates will or may occur in the future.
Often, but not always, forward-looking statements can be identified
by the use of words and phrases such as “plans,” “expects,” “is
expected,” “budget,” “scheduled,” “estimates,” “forecasts,”
“intends,” “anticipates,” or “believes” or variations (including
negative variations) of such words and phrases, or state that
certain actions, events or results “may,” “could,” “would,” “might”
or “will” be taken, occur or be achieved. - 2 - Known and unknown
risks, uncertainties and other factors, many of which are beyond
the Company’s ability to predict or control, could cause actual
results to differ materially from those contained in the
forward-looking statements. Specific reference is made to the most
recent Annual Information Form on file with certain Canadian
provincial securities regulatory authorities for a discussion of
some of the factors underlying forward-looking statements, which
include, without limitation, volatility in the prices of gold,
copper and certain other commodities, changes in debt and equity
markets, the uncertainties involved in interpreting geological
data, increases in costs, environmental compliance and changes in
environmental legislation and regulation, interest rate and
exchange rate fluctuations, general economic conditions and other
risks involved in the mineral exploration and development industry.
Readers are cautioned that the foregoing list of factors is not
exhaustive of the factors that may affect the forward-looking
statements. All forward-looking statements herein are qualified by
this cautionary statement. Accordingly, readers should not place
undue reliance on forward-looking statements. The Company
undertakes no obligation to update publicly or otherwise revise any
forward-looking statements whether as a result of new information
or future events or otherwise, except as may be required by law. If
the Company does update one or more forward-looking statements, no
inference should be drawn that it will make additional updates with
respect to those or other forward-looking statements.
Photos accompanying this announcement are available at
https://www.globenewswire.com/NewsRoom/AttachmentNg/04cbd06c-04d3-4ba0-b1ea-20f358b7c7b8
https://www.globenewswire.com/NewsRoom/AttachmentNg/d955f84d-05c6-402f-ba04-ec4295f98828
https://www.globenewswire.com/NewsRoom/AttachmentNg/40a4eae1-04a5-4119-8a6f-e2f80717e038
https://www.globenewswire.com/NewsRoom/AttachmentNg/39819dcf-073f-4f57-9347-57cbc820328c
https://www.globenewswire.com/NewsRoom/AttachmentNg/0bbb0bc3-94fe-4764-add6-6822fe0e2163
For further information, please visit Aura’s website at www.auraminerals.com or contact:
Investor Relations
ri@auraminerals.com
www.auraminerals.com
Aura Minerals (TSX:ORA)
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