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Eskay Mining Drills VMS Mineralization at Four New Targets at its Consolidated Eskay Project, Golden Triangle, BC

Drill Results

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82 Richmond Street East

Toronto, ON M5C 1P1

T: 416 907 4020

E: [email protected]

W: eskaymining.com

NEWS RELEASE

FOR IMMEDIATE RELEASE: August 31, 2023

Eskay Mining Drills VMS Mineralization at Four New Targets at its

Consolidated Eskay Project, Golden Triangle, BC

Toronto, August 31, 2023 – Eskay Mining Corp. (“Eskay” or the “Company”) (TSX-V:ESK) (OTCQX:

ESKYF) (Frankfurt:KN7)(WKN:A0YDPM) is pleased to announce it has recently drilled significant intervals

of stockwork and/or massive sulfide mineralization at four new targets as part of its 2023 diamond drill

campaign at its 100% controlled Consolidated Eskay Gold Project in the Golden Triangle of British

Columbia. Precious metal -rich volcanogenic massive sulfide ( “VMS”) deposits are the focu s of Eskay’s

exploration.

As of this news release, Eskay Mining has drilled approximately 4,300m of its planned 6,500m 2023

diamond drill campaign. In Company news rel eases dated May 18 and July 27, 2023, seven new targets

were discussed as subjects of this year’s exploration campaign: Tarn Lake, Maroon Cliffs, Hexagon -

Mercury, Storie Creek, Cumberland, Scarlet Knob-Bruce Glacier and TV South (Figure 1). Drilling at Tarn

Lake, Scarlet Knob-Bruce Glacier, Hexagon-Mercury and Cumberland have yielded significant intercepts

of stockwork and/or massive sulfide mineralization. Results are summarized below:

Cumberland: This target is situated approximately five km south of the TV deposit, subject of substantial

drilling over the past three seasons. No appreciable work has been conducted in this area for at least twenty

years. A current total of five drill holes have been completed by Eskay Mining this season, each intercepting

seafloor-proximal stockwork and massive sulfide mineralization (Figures 3 and 4) over core lengths of

approximately 25 to 85 meters. Spot XRF analyses indicates these intercepts are highly elevated in silver,

copper, lead, zinc, arsenic, antimony and tellurium. Gold analysis by XRF is unreliable. This VMS deposit

appears to strike NNW and dips moderately steeply to the east. Its stratigraphic position is believed to be

in the Upper Hazelton Group at a level similar to the Eskay Creek deposit located approximately 20 km

north. Like TV, Cumberland is situated on the eastern limb of the Eskay Anticline. The Company has one

additional hole planned at Cumberland to follow up on this exciting new discovery.

Scarlet Knob-Bruce Glacier: This target is situated along the eastern side of the toe of Bruce Glacier in

an area where spot rock chip sampling returned several Au- and Ag-bearing assays, including one with 56

gpt Au last season. To date, four drill holes have probed the westward dipping succession of volcanic rocks

in search of the paleo-sea floor exhalative position of the VMS system. All four holes have encountered

significant intervals of 20 -50m of intense stockwork mineralization followed by mudstone thought to

represent the overlapping paleo-sea floor strata (Figure 5). Like Cumberland, spot XRF analyses indicates

this stockwork mineralization is highly elevated in silver, copper, lead, zinc, arsenic, and antimony.

Mineralization is believed to be hosted in the lower part of the Hazelton Formation. Further drilling will be

conducted in an area approximately 200 m north of holes drilled to date near a newly discovered outcrop

of base -metal-rich VMS mineralization (Figure 6) . This exciting newly discovered massive sulfide

mineralization is thought to be at or very close to the paleo-sea floor position.

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82 Richmond Street East

Toronto, ON M5C 1P1

T: 416 907 4020

E: [email protected]

W: eskaymining.com

Tarn Lake: The Tarn-Lake target is situated on the west side of Bruce Glacier and saw limited drilling in

2022 that yielded encouraging precious metal results. Three holes completed to date have encountered

sulfide stockwork mineralization ranging from 30 -130m in length, much longer than recorded in drilling in

2022. Spot XRF analyses indicates this stockwork mineralization is highly elevated in silver, copper, lead,

zinc, arsenic, and antimony. Mineralization is thought to be hosted by rocks in the lower part of the Hazelton

Formation near a paleo-sea floor position much like Scarlet-Knob-Bruce Glacier to the east. One additional

hole is being drilled at this exciting discovery this year.

Hexagon-Mercury: Targeting at Hexagon -Mercury, situated on the western flank of the Eskay Anticline

approximately 9 km south of Eskay Creek mine, has been driven by geophysical anomalies interpreted by

Riaz Mirza of Simcoe Geoscience. The first of two drill holes completed to date yielded an intercept of over

100m of appreciable stockwork sulfide mineralization hosted by volcanic rock thought to be part of the lower

Hazelton Group. Spot XRF analyses indicate this stockwork is moderately to strongly anomalous in arsenic

and other pathfinder elements. Eskay Mining is contemplating following up this discovery with further drilling

this season.

The last target to be drill tested this season is Storie Creek, an as yet undrilled area situated just 3.5 km

SSE of the Eskay Creek mine (Figure 2). Recent geologic interpretation by Eskay Mining’s team discussed

in a Company news release dated July 27, 2023 indicates that uppermost Hazelton Group strata including

the Contact Mudstone sub -crops underneath the NE -trending Storie Creek drainage and dips gently

northwestward underneath a veneer of post-mineral Bowser Lake Formation sedimentary rocks. Extensive

gossanous outcrops of Upper Hazelton Formation rocks were discovered along the eastern side of Storie

Creek over a strike length of at least 4 km. Gossan forms from weathering of sulfides that may be associated

with mineralization. Upon review of historic soil data dating back to the early 1990’s, Eskay’s geologic team

has identified two areas where high silver-in-soil values occur, an indication that the Storie Creek gossanous

outcrops are likely associated with mineralization. Two drill holes are planned at Storie Creek beginning in

a few days.

One hole completed at TV South failed to encounter significant mineralization, however favorable volcanic

host-rocks and VMS-related alteration were observed in drill core . Subsequent field discoveries of sulfide

rich outcrops in areas nearby suggest this hole was drilled in an unfavorable orientation and that further

exploration work is warranted at TV South. Two drill holes completed at the Maroon Cliffs target failed to

encounter appreciable mineralization.

Drilling at the Consolidated Eskay Project is expected to finish by mid -September. Assays from the first

holes of the 2023 program are expected back late September.

Dr. Quinton Hennigh, P. Geo., a Director of the Company and its technical adviser, a qualified person as

defined by National Instrument 43 -101, has reviewed and approved the technical contents of this news

release.

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82 Richmond Street East

Toronto, ON M5C 1P1

T: 416 907 4020

E: [email protected]

W: eskaymining.com

About Eskay Mining Corp:

Eskay Mining Corp (TSX -V:ESK) is a TSX Venture Exchange listed company, headquartered in Toronto,

Ontario. Eskay is an exploration company focused on the exploration and development of precious and

base metals along the Eskay rift in a highly prolific region of northwest British Columbia known as the

“Golden Triangle,” 70km northwest of Stewart, BC. The Company currently holds mineral tenures in this

area comprised of 177 claims (52,600 hectares).

All material information on the Company may be found on its website at www.eskaymining.com and on

SEDAR at www.sedar.com.

For further information, please contact:

Mac Balkam T: 416 907 4020

President & Chief Executive Officer E: [email protected]

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.

Forward-Looking Statements: This Press Release contains forward-looking statements that involve risks

and uncertainties, which may cause actual results to differ materially from the statements made. When used

in this document, the words “may”, “would”, “could”, “will”, “intend”, “plan”, “anticipate”, “believe”, “estimate”,

“expect” and similar expressions are intended to identify forward -looking statements. Such statements

reflect our current views with respect to future events and are subject to risks and uncertainties. Many

factors could cause our actual results to differ materially from the statements made, including those factors

discussed in filings made by us with the Canadian securities regulatory authorities. Should one or more of

these risks and uncertainties, such as actual results of current e xploration programs, the general risks

associated with the mining industry, the price of gold and other metals, currency and interest rate

fluctuations, increased competition and general economic and market factors, occur or should assumptions

underlying the forward looking statements prove incorrect, actual results may vary materially from those

described herein as intended, planned, anticipated, or expected. We do not intend and do not assume any

obligation to update these forward -looking statements, except as required by law. Shareholders are

cautioned not to put undue reliance on such forward-looking statements.

4

82 Richmond Street East

Toronto, ON M5C 1P1

T: 416 907 4020

E: [email protected]

W: eskaymining.com

(Figure 1. Plan view of Eskay Mining’s land holdings at Consolidate Eskay Gold Project. The blue line

indicates the position of the cross section in Figure 2.)

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82 Richmond Street East

Toronto, ON M5C 1P1

T: 416 907 4020

E: [email protected]

W: eskaymining.com

(Figure 2. Cross-sectional interpretation of the geology of the corridor extending from Eskay Creek mine in the

northwest to Scarlet Knob in the southeast. See Figure 1 for location. View is to the northeast and field of view

is approximately 8 km. At Eskay Creek, mineralization occurs in and around three horizons, all at one time sea

floor positions, the Contact Mudstone, Lower Mudstone and Even Lower Mudstone, belonging to the Hazelton

Group. Storie Creek and the region extending approximately 2 km to the northwest has strong potential to host

these same three stratigraphic horizons making this a uniquely prospective target. At Tarn Lake, Bruce Glacier

and Scarlet Knob, the lowest sea floor position is the focus of exploration.)

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82 Richmond Street East

Toronto, ON M5C 1P1

T: 416 907 4020

E: [email protected]

W: eskaymining.com

(Figure 3. Seafloor-proximal sulfide mineralization in drill hole CBL23-28. Stockwork sulfide mineralization

infills the host pillow andesite breccia, and transitions to semi-massive replacement-style mineralization just

below the paleoseafloor position. Seafloor-hosted sulfide mineralization is massive, and is associated with

barite breccia. This style of mineralization and alteration is consistent with a seafloor position. All styles of

sulfide mineralization intercepted at Cumberland are highly polymetallic with abundant pyrite, sphalerite,

galena, chalcopyrite, arsenopyrite and Ag-sulfosalt minerals. The Au pathfinder elements mercury and

tellurium are highly enriched at Cumberland as determined by handheld XRF analyses.)

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82 Richmond Street East

Toronto, ON M5C 1P1

T: 416 907 4020

E: [email protected]

W: eskaymining.com

(Figure 4. Seafloor-proximal sulfide mineralization in drill hole CBL23-29. Stockwork mineralization was

intercepted as deep as 120 m in this hole, and transitions to semi-massive replacement-style mineralization

hosted by pillow andesite and associated with barite alteration. Immediately overlying the pillow andesite is

massive sulfide infilling barite breccia. This style of mineralization and alteration is consistent with a seafloor

position. All styles of sulfide mineralization intercepted at Cumberland are highly polymetallic with abundant

pyrite, sphalerite, galena, chalcopyrite, arsenopyrite and Ag-sulfosalt minerals. The Au pathfinder elements

mercury and tellurium are highly enriched at Cumberland as determined by handheld XRF analyses.)

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82 Richmond Street East

Toronto, ON M5C 1P1

T: 416 907 4020

E: [email protected]

W: eskaymining.com

(Figure 5. The paleoseafloor position at Scarlet Knob intercepted by drill hole SKN23-01 is characterized by

intensely silicified rhyolite that hosts sulfide stockwork mineralization. Immediately overlying the rhyolite is an

unaltered mudstone that contains large blobs of Ag-bearing sulfide minerals. The asymmetric alteration

between the rhyolite and the mudstone is a key indicator of the seafloor position in VMS systems.

Identification of the seafloor horizon in drill core enabled our team to locate the same stratigraphic position

along strike approximately 200 m to the north of SKN23-01.)