Mountain Boy Provides Update on New Gold-Silver Discoveries in the Golden Triangle
14 Enero 2020 - 7:55AM
Mountain Boy Minerals Ltd (“Mountain Boy” or the “Company”)
(TSX.V: MTB; Frankfurt: M9UA) reports updated results on
two new gold-silver discoveries on its American Creek West project,
located in the Golden Triangle of British Columbia, 20 kilometres
north of the deep-water port of Stewart.
Highlights:
- 28.5 g/t gold and 1,200 g/t silver in separate rock grab
samples from the newly discovered Wolfmoon Zone.
- 17.2% zinc and 33.6 g/t silver (previously reported and updated
for over-limit re-assays) from the newly discovered Crown Ridge
Zone.
- Samples from the historic Chris adit and surrounding area
produced copper values to 4%, defining yet another style of
mineralization on the American Creek West Property.
- Early Jurassic age (185 million years) determined for the
recently mapped American Creek intrusion – a similar age as several
large gold deposits in the region.
Receding glaciers and detailed geological
mapping of the newly consolidated American Creek West ground in
2019 led to the discovery of the Wolfmoon and Crown Ridge
Zones.
Mineralization at Wolfmoon occurs within a
north-northwesterly striking structural corridor which has so far
been traced for 450 metres. Wolfmoon is a very significant
discovery, as it contains both high-grade gold and silver in the
same zone.
The Crown Ridge Zone occurs 1.4 kilometres north
of Wolfmoon at a similar elevation, near the top of Bear River
Ridge. Chalcedony occurs within many of the veins suggesting the
zone represents the upper levels of an epithermal system.
The Wolfmoon and Crown Ridge zones are located
at the margins of the felsic Mount Dilworth formation. This
suggests the zones are younger than the nearby Silbak-Premier
deposit, however, similar in age to other large-scale deposits in
the Golden Triangle including the Brucejack deposit.
High grade gold, silver and base metal values in
veins and structures have been identified throughout the property,
which spans 8 kilometres north-south along the American Creek
corridor, 6 kilometres east-west and 1.3 kilometres of vertical
extent, from the American Creek valley bottom to the top of Bear
ridge.
An age measurement on an intrusive unit located
just west of American Creek at 250 metres elevation yielded an
Early Jurassic age of 185 Ma. This previously unrecognized
intrusion is similar in age to the many Jurassic Intrusions that
are related to several of the deposits in the Golden Triangle
including the Texas Creek Intrusion which is directly related to
the historic world class Silbak-Premier Mine, 11 kilometres to the
southwest.
The current working deposit model consists of
multi-pulsed epithermal mineralization telescoping off a porphyry
hydrothermal system, with the Early Jurassic intrusion identified
on the property providing the magmatic heat source for circulating
metal bearing fluids. The large vertical (>1.3 kilometres) and
areal extent of mineralization in the area suggests the possibility
of a large mineralizing system. Previous exploration examined the
various mineral occurrences in isolation. This revised geological
model will be useful in future exploration as it will tie the
various mineral occurrences together and identify potential
large-scale targets moving forward.
Work is presently underway re-examining earlier
results in the context of the revised geological model. The
objective is to identify drill targets which will be tested in the
coming field season.
Select sample results from the latest batch of
assays are presented in Table 1 and previously reported results
with updated over limit values are presented in Table 2.
Table 1 – Select Sample Results
Sample Number |
Zone |
Type |
Width (m) |
Ag (g/t) |
Au (ppb) |
Cu (ppm) |
Pb (ppm) |
Zn (ppm) |
MW19-003 |
Wolfmoon |
grab |
|
1200.0 |
3,450 |
743 |
17,000 |
7,980 |
AW19-108 |
Wolfmoon |
comp |
2.0 |
258.0 |
1,860 |
246 |
28,400 |
5,370 |
WK19-61 |
Wolfmoon |
grab |
|
239.0 |
249 |
1,000 |
13,200 |
10,300 |
AW19-110 |
Wolfmoon |
grab |
|
197.0 |
1,150 |
1,530 |
132,000 |
30,600 |
AW19-111 |
Wolfmoon |
grab |
|
133.0 |
28,500 |
1,460 |
29,200 |
42,800 |
LT19-312R |
Wolfmoon |
grab |
|
64.4 |
28 |
98 |
532 |
1,180 |
LT19-314R |
Wolfmoon |
grab |
|
52.8 |
454 |
198 |
2,130 |
21,000 |
WK19-62 |
Wolfmoon |
grab |
|
34.1 |
106 |
73 |
12,900 |
26,200 |
LT19-313R |
Wolfmoon |
grab |
|
17.3 |
1,000 |
71 |
6,000 |
2,460 |
AW19-109 |
Wolfmoon |
comp |
|
5.9 |
38 |
18 |
1,440 |
982 |
KD19-148R |
Crown Ridge |
grab |
|
13.7 |
4 |
17 |
2,790 |
613 |
LT19-155BR |
Crown Ridge |
grab |
|
2.8 |
-2 |
23 |
2,070 |
182 |
LT19-156R |
Crown Ridge |
grab |
|
0.6 |
-2 |
6 |
151 |
4,300 |
AW19-047 |
Chris |
chip |
0.4 |
32.6 |
37 |
25,500 |
852 |
4,010 |
DG19-032R |
Chris |
grab |
|
32.1 |
49 |
40,400 |
3,910 |
40,900 |
AW19-049 |
Chris |
chip |
0.5 |
23.3 |
26 |
29,000 |
298 |
1,570 |
AW19-051 |
Chris |
chip |
0.1 |
11.8 |
52 |
21,500 |
361 |
11,200 |
DG19-030R |
Chris |
grab |
|
8.2 |
538 |
8,420 |
507 |
66,900 |
LT19-185R |
Chris |
grab |
|
6.4 |
64 |
1,330 |
3,320 |
10,500 |
DG19-027R |
Chris |
grab |
|
4.1 |
13 |
5,470 |
597 |
649 |
DG19-029R |
Chris |
grab |
|
4.0 |
310 |
4,980 |
869 |
46,900 |
Figure 1: A) Sample MW19-003. B) Sample
LT19-313R. C) Chris Adit, with abundant copper staining is
available
at: https://www.globenewswire.com/NewsRoom/AttachmentNg/e8d1f0de-48f7-4e2c-963b-311becf3cf90
Table 2 - Previously reported samples with
updated over limit results
Sample Number |
Zone or Claim |
Type |
Width (m) |
Ag (g/t) |
Au (ppb) |
Cu (ppm) |
Pb (ppm) |
Zn (ppm) |
KD19-155R |
Wolfmoon |
grab |
|
903.0 |
8,440 |
214 |
8,800 |
7,470 |
KD19-158AR |
Wolfmoon |
grab |
|
14.3 |
15 |
6 |
8,700 |
11,700 |
LT19-165R |
Wolfmoon |
grab |
|
72.8 |
50 |
1880 |
30,400 |
30,900 |
LT19-170R |
Wolfmoon |
grab |
|
46.1 |
362 |
544 |
13,200 |
274 |
KD19-146R |
Crown Ridge |
grab |
|
35.0 |
3 |
28 |
14,800 |
83,100 |
LT19-155AR |
Crown Ridge |
grab |
|
33.6 |
-2 |
44 |
16,000 |
172,000 |
KD19-097R |
Akash |
grab |
|
18.3 |
184 |
212 |
64,400 |
32,300 |
KD19-097BR |
Akash |
grab |
|
23.3 |
190 |
471 |
65,700 |
72,200 |
LT19-139R |
Silver Crown C2 |
float |
|
724.0 |
16 |
687 |
7,100 |
2,670 |
AW19-025 |
Dorothy 3 |
float |
|
14.6 |
3,490 |
40,300 |
41 |
255 |
LT19-101R |
Dorothy 3 |
float |
|
0.9 |
-2 |
30 |
399 |
11,600 |
The technical disclosure in this release has
been read and approved by Andrew Wilkins, B.Sc., P.Geo., a
qualified person as defined in National Instrument 43-101.
On behalf of the Board of
Directors:
Lawrence
RoulstonPresident & CEO(604)
914-2142
For further information,
contact:
Nancy CurryVP Corporate
Development
(604)
220-2971
Neither the TSX Venture Exchange nor its
Regulation Services Provider (as that term is defined in the
policies of the TSX Venture Exchange) accepts responsibility for
the adequacy or accuracy of this release.
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