Manitou Gold Inc. (TSX-V: MTU) (the “
Company” or
“
Manitou”) is pleased to announce the
identification of a naturally occurring nickel alloy mineral
(awaruite) in discovery hole MTU-22-14, which returned 0.25% Ni
over 48 metres. Geophysical interpretation has outlined 60
kilometres of structures hosting interpreted ultramafic intrusions
with large tonnage nickel potential within the orogenic gold target
area on 100% owned Manitou lands comprising the Goudreau project.
Highlights:
- Goudreau area
confirmed as emerging ‘Juggernaut’ for gold production with nearly
10 Moz of gold resources and reserves being developed and mined on
Manitou’s western flank.
- Identification
of awaruite, a naturally occurring nickel alloy with high nickel
content (up to 75%) in previously released discovery hole
MTU-22-14, which returned 0.25% Nickel and 100 ppm Cobalt over 48
m.
- Identification
of three structural trends with over 60 km cumulative strike length
of ultramafic intrusions with nickel potential; total surface area
of prospective nickel targets is at least 2.8 km2.
- Acquisition of
contiguous mining claims covering newly identified ultramafic
intrusions in the prolific Michipicoten greenstone belt bringing
the Company’s combined land holdings to 366 km2 in the region.
Manitou Gold’s Goudreau project is comprised of
largely contiguous mineral claims and patents in the eastern
Michipicoten gold belt in northern Ontario. The Goudreau project is
situated between Argonaut Gold’s Magino mine (Proven and Probable
Reserves: 2.1 Moz @ 1.13 g/t Au; M&I Resources: 4.2 Moz @ 0.91
g/t Au(1)) and Alamos Gold’s Island Gold mine (Proven and Probable
reserves: 1.3 Moz @ 10.12 g/t Au; M&I Resource: 0.3 Moz @ 6.8
g/t Au; Inferred Resource: 3.0 Moz @ 11.34 g/t Au(2)) to the west
and, to the east, the past-producing Renabie mine (1.1 Moz @ 6.6
g/t Au(3)) owned by Barrick Gold. Major geological structures in
the gold camp provide the main controls on gold mineralization and
include the Goudreau-Lochalsh deformation zone (“GLDZ”), which
hosts both the Island Gold and Magino deposits, and the Baltimore
deformation zone (the “BDZ”), which represents the eastern fault
offset extension of the GLDZ on Manitou ground. As the largest land
holder in the belt, controlling 366 square kilometers of
prospective mining lands surrounded by major gold deposits, Manitou
is uniquely positioned for discovery of additional gold deposits in
one of the fasted growing gold districts in North America. In
addition, recent exploration has highlighted the potential for
large tonnage ultramafic hosted nickel deposits analogous to Dumont
and Crawford.
As reported on June 13 2022, Manitou intersected
a 48 m wide interval of highly serpentinized ultramafic rocks
grading 0.25% Ni and 100 ppm Co starting at 29.0 m after reaching
bedrock. The hole was collared in nickel mineralization near the
southern margin of the ultramafic intrusion and, therefore, did not
intersect the full width of the nickel zone. Geophysical
interpretation suggests that, although well mineralized, the hole
did not test the strongest portion of the nickel anomaly, which as
such remains untested at this time.
Preliminary results from a petrographic
(microscopic) analysis of several core samples from hole MTU-22-14,
grading between 0.28% and 0.25% Ni, determined that nickel is
present mainly in the form of awaruite, a naturally occurring alloy
of nickel and iron (or stainless steel), composed of up to 75%
nickel and 25% iron (see Figure 1). Ultramafic host rocks are
extensively serpentinized and primary minerals are only rarely
preserved. Primary olivine is altered to an assemblage consisting
of mainly serpentine, magnetite and accessory awaruite.
Quantitative electron microprobe analysis of the samples is
underway to confirm nickel and cobalt content of the metal alloy
minerals.
Figure 1: Reflected light (left) and transmitted light (XPL;
right) photomicrographs of a large crystal of awaruite (lightest
grey), intergrown with magnetite (darker grey), in a matrix of
serpentine and relict pyroxene +/- olivine. MTU-22-14 (29.8
m).https://www.globenewswire.com/NewsRoom/AttachmentNg/0afea5ef-353a-4b8d-93e6-751e2dbc2c5e
The key benefit of nickel-iron alloys ores over
nickel-sulphide ores is that concentrates do not need smelting
prior to further processing and shipping to refineries. Sulphide
free mine tailings would generally not be acid generating. In
addition, ultramafic host rocks and their serpentine products have
a unique potential to react with carbon dioxide in a process
referred to as spontaneous carbonation which effectively removes
carbon dioxide from the atmosphere, thereby reducing greenhouse gas
emissions.
The Company considers its nickel mineralization
discovered to date to be comparable to Canada Nickel’s Crawford
deposit, located in Timmins, and the Dumont nickel deposit, located
in Quebec. At both the Crawford and Dumont deposits, awaruite
occurs as pervasively disseminated grains hosted in serpentinite.
Although sulfides are widespread at both Dumont and Crawford, there
are zones within both deposits where only awaruite is present.
Manitou disclosed in its June 13, 2022 new
release, that ultramafic intrusions along the BDZ occur over a
minimum strike length of 3.5 kilometres, with individual bodies
measuring up to 1.5 kilometres long and 200 metres wide. The
majority of ultramafic rocks are located in zones of structural
complexity and their location and associated mineralization appears
to be spatially controlled by deep crustal structures, which acted
as conduits for ultramafic magmas. Altered and potentially
mineralized ultramafic rocks display distinct moderate to strong
magnetic high responses, as a result of the serpentinization of an
olivine rich ultramafic protolith where olivine reacts with water
to form serpentine group minerals and magnetite, as well as high
purity nickel alloys and potentially nickel sulfides.
A property wide review of magnetic data
indicates the presence of additional ultramafic intrusions with
nickel potential along the Easy Lake deformation corridor, located
to the north of the BDZ. Geophysical interpretation outlined a
series of large ultramafic bodies within two discrete structural
domains over a strike length of approximately 50 kilometres and 10
kilometres, respectively. With the exception of the immediate area
around the Bald Eagle gold zone, located in the eastern portion of
the Easy Lake deformation corridor, this northern deformation zone
is extremely underexplored. However, historical government mapping
of this northern deformation zone and one historical drill hole
indicate the presence of wide zones of serpentinization, which is
an indicator for nickel mineralization.
To cover additional interpreted ultramafic
bodies with nickel potential, the Company has acquired, through
claim staking, an additional 77 mining claims in the northeastern
project area, increasing the total project area to 366 square
kilometres.
A follow-up ground exploration program designed
to further advance both gold and nickel targets along the BDZ and
Easy Lake deformation corridors is underway. The program includes a
combination of soil geochemistry, prospecting and mechanized
stripping in advance of drill testing these targets.
Manitou’s key strategic shareholders
include Alamos Gold
Inc. (TSX:AGI; NYSE:AGI) at
19.9% and O3 Mining Inc. (TSX.V: OIII; OTCQX:
OIIIF) at 9.9%, each individually calculated on a partially diluted
basis.
|
(1) |
NI 43-101
Compliant, Feasibility Study Technical Report on the Magino
Project, Ontario, Canada. Published by Argonaut Gold Inc. Effective
Date: November 8, 2017 |
|
(2) |
Alamos Gold Inc., 2022. Alamos Gold Announces Phase 3+
Expansion of Island Gold to 2,400 tpd, Driving a Larger, More
Profitable Operation with Average Annual Gold Production of 287k
oz, Industry Low All-in Sustaining Costs of $576/oz, and a 31%
Increase in Net Present Value (“NPV”) to $2.0 Billion at $1,850/oz
Gold [News Release].
https://www.sedar.com/GetFile.do?lang=EN&docClass=8&issuerNo=00037377&issuerType=03&projectNo=03404060&docId=5235683 |
|
(3) |
Azadbakht, Z. et al., 2021. Report of activities, 2020 Resident
Geologist Program. Ontario Geological Survey Open File Report 6374,
43 p. |
Sampling and Quality
Control
Samples were delivered to Activation
Laboratories (“Actlabs") in Thunder Bay, Ontario. At the
laboratory, samples were crushed up to 80% passing 2 mm, riffle
split (250 g) and then pulverized to 95% passing 105 microns. Gold
was analyzed by fire assay with an AA finish, using the 50 g
sub-sample. Over limit analysis was performed on all primary assay
results >3 g/t gold. All over limits were tested by fire assay
with gravimetric finish using a 50 g sub-sample. Selected pulps
were analyzed for by a multi-element sodium peroxide fusion
ICP-OES/MS technique in Ancaster, Ontario. Actlabs is a certified
and ISO 17025 accredited laboratory. Standards and blanks were
routinely inserted into the stream of core samples. At least 20
percent of the core samples submitted to the laboratory comprise
samples used for quality control. Actlabs routinely inserts their
own certified reference materials for at least 20 percent quality
control in each batch.
Richard Murphy, P.Geo is the qualified person
responsible for the technical content contained in this release. He
has reviewed and approved the content contained herein.
For further information on Manitou Gold
Inc., contact:
Richard Murphy, CEO Telephone: 1 (705) 698-1962
Email: info@manitougold.com
Neither TSX Venture Exchange nor its Regulation
Services Provider (as that term is defined in policies of the TSX
Venture Exchange) accepts responsibility for the adequacy or
accuracy of this release.
Forward Looking Statements – Certain information
set forth in this news release may contain forward-looking
statements that involve substantial known and unknown risks and
uncertainties, including regulatory risk related to the receipt of
final approval of the TSX Venture Exchange for the Offering. These
forward-looking statements are subject to numerous risks and
uncertainties, certain of which are beyond the control of Manitou,
including with respect to the prospective nature of the Stover and
Renabie-Easy Lake properties. Readers are cautioned that the
assumptions used in the preparation of such information, although
considered reasonable at the time of preparation, may prove to be
imprecise and, as such, undue reliance should not be placed on
forward-looking statements.
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