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Sirios Initiates Drilling in Cheechoo's High-Grade Eclipse Gold Area

Exploration Programs

TSX-V: SOI

OTCQB: SIREF

February 13, 2023

Sirios Initiates Drilling in Cheechoo's High-Grade Eclipse Gold Area

Montreal, QC – Management of Sirios Resources Inc. (TSX-V: SOI; OTCQB: SIREF) are pleased to

announce the start of a 1,000-metre diamond drilling program aimed at including the high-grade

Eclipse area in the next update of the Mineral Resource Estimation (MRE) for the Cheechoo property.

Located west of the main Cheechoo gold deposit (figure 1), the Eclipse area is not included in the

updated 2022 MRE, which outlined 1.4 Million Gold Ounces (Indicated) and 500,000 Gold Ounces

(Inferred) (BBA, Mineral Resource Estimate Update for the Cheechoo Project, 20/07/2022).

Highlights:

 Previous drilling defined the high-grade Eclipse zone over approximately 120 m laterally, 2 to 6

metres in width and over 250 m deep (open at depth).

 Several high- and very high-grade gold intervals were intersected in the Eclipse area (figure 2).

 Gold mineralization at Eclipse is associated with various quartz-feldspar veins, veinlets and

stockworks hosted in a tonalite intrusion, with the presence of arsenopyrite and pyrrhotite

(typically 0.5 to 1%) as well as visible gold grains.

A detailed presentation about the Eclipse high-grade gold area is available here:

www.sirios.com/eclipse

Figure 1: Location of the Eclipse area.

Figure 2: Longitudinal section of the high-grade Eclipse zone.

Dominique Doucet, President and CEO of Sirios, stated: “Due to the high-grade gold content of the Eclipse

zone, we can foresee an underground mining scenario using a ramp access for this zone that would

enable us to reach the mining operation stage more quickly. This underground operation would then set

the stage for starting large-scale open-pit mining in the main area of the Cheechoo deposit.”

Upcoming Event

Sirios will be attending the 2024 PDAC Convention in Toronto from March 3 to 6. Come and meet us at

booth #2910!

The scientific and technical content of this press release has been reviewed and approved by Dominique

Doucet, P.Eng., President and CEO of Sirios Resources Inc. and Jordi Turcotte, P.Geo, qualified persons

under National Instrument 43-101.

About the Cheechoo Property

The Cheechoo gold property, 100% owned by Sirios, is located in Eeyou Istchee James Bay in Quebec,

200 km east of Wemindji and less than 10 km from the Newmont’s Eleonore gold mine. The project's

latest resource update delineated, for an open pit model, indicated resources of 1.4 million ounces of

gold contained in 46.3 million tonnes at an average grade of 0.94 g/t Au, as well as inferred resources of

500,000 ounces of gold contained in 21.1 million tonnes at a grade of 0.73 g/t Au (ref.: 12/06/2022 Press

Release).

About Sirios

Sirios Resources is a Canadian mining exploration company focused on developing its portfolio of high-

potential gold properties in the Eeyou Istchee James Bay region of Quebec.

Cautionary note regarding forward-looking information

This news release contains “forward-looking information” within the meaning of applicable Canadian

securities legislation based on expectations, estimates and projections as at the date of this news release.

Forward-looking information involves risks, uncertainties and other factors that could cause actual

events, results, performance, prospects and opportunities to differ materially from those expressed or

implied by such forward-looking information. Factors that could cause actual results to differ materially

from such forward-looking information include, but are not limited to, capital and operating costs varying

significantly from estimates; the preliminary nature of metallurgical test results; delays in obtaining or

failures to obtain required governmental, environmental or other project approvals; uncertainties relating

to the availability and costs of financing needed in the future; changes in equity markets; inflation;

fluctuations in commodity prices; delays in the development of projects; the other risks involved in the

mineral exploration and development industry; and those risks set out in the Company’s public

documents filed on SEDAR at www.sedar.com. Although the Company believes that the assumptions

and factors used in preparing the forward looking information in this news release are reasonable, undue

reliance should not be placed on such information, which only applies as of the date of this news release,

and no assurance can be given that such events will occur in the disclosed time frames or at all. The

Company disclaims any intention or obligation to update or revise any forward- looking information,

whether as a result of new information, future events or otherwise, other than as required by law.

The estimate of Inferred Mineral Resources mentioned in this press release conform to National

Instrument 43-101 standards and was prepared by Pierre-Luc Richard, P. Geo., independent qualified

person, as defined by NI 43-101 guidelines. The effective date of the estimate is July 20, 2022. The

above-mentioned mineral resources are not mineral reserves as they do not have demonstrated economic

viability. The quantity and grade of the reported Inferred Mineral Resources are conceptual in nature and

are estimated based on limited geological evidence and sampling. Geological evidence is sufficient to

imply but not verify geological and grade or quality continuity.

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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Contact:

Dominique Doucet, P.Eng., President and Chief Executive Officer

450-482-0603

[email protected]

Website: www.sirios.com