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MRZ.V ·

Shares Issued and Outstanding: 88,547,189

Mergers & Acquisitions

NEWS RELEASE

Suite 1150 – 355 Burrard Street, Vancouver, B.C. Canada, V6C 2G8

Tel: +1 604 602 9989 E-mail: [email protected]

www.mirasolresources.com

January 26, 2026

Shares Issued and Outstanding: 88,547,189

TSX-V: MRZ

OTC: MRZLF

Mirasol Signs Agreement for the Sale of a Portfolio of

Copper Projects in Mendoza, Argentina

• Argentina Metals to acquire a p ortfolio of grassroot copper projects for a total

combined consideration of 1.3 million shares and US$50,000

VANCOUVER, BC, January 26, 2026 — Mirasol Resources Ltd. (TSX -V: MRZ) (OTC: MRZLF) (the “Company” or

“Mirasol”) is pleased to report the signing of an Asset Purchase Agreement (“Agreement”) under which Mirasol

grants Mises Metals S.A.S., a wholly -owned subsidiary of Argentina Metals Corp. (“Argentina Metals”) 100%

interest in the a portfolio of fourteen grassroots copper porphyry exploration projects , comprising 89,070

hectares, located in Mendoza, Argentina (collectively the “Mendoza Portfolio”).

“The sale of our prospective Mendoza Portfolio of copper project s is another step in our ongoing business

development initiatives to advance our non -core assets in our portfolio of projects in Argentina and Chile ,”

Mirasol’s President Tim Heenan stated. “Argentina Metals has the capacity and the determination to advance

these projects, and our significant shareholdings ensure we participate in their success.”

Terms of the Mendoza Portfolio Purchase Agreement

Under the terms of the Agreement, Mirasol shall grant Argentina Metals 100% interest in the Mendoza Portfolio

of grassroots projects for total consideration of (i) a cash payment of US$50,000 (ii) 433,333 common shares

without par value in the capital of Argentina Metals (the “Shares”) on c losing, (iii) 433,333 Shares on the

registration of the transfer of the Properties with the Dirección de Minería de la Provincia de Mendoza, and (iv)

433,334 Shares at the earlier of one year from closing or on Argentina Metals’ common shares being listed on a

recognized Canadian stock exchange (the “Public Listing”). Should the Public Listing not occur within one -year

of closing, the Mendoza Portfolio of properties shall be returned to Mirasol in exchange for the return of the

Shares and one-half of the cash payment.

About Mirasol Resources Ltd

Mirasol is a strategically positioned exploration company with over 20 years of operating, permitting and

community relations experience in the mineral rich regions of Chile and Argentina. Mirasol is currently self-

funding exploration at the flagship Sobek Copper-Gold Project located in the Vicuña Copper-Gold-Silver District

of northeast Chile while continuing to advance a strong pipeline of highly prospective early and mid -stage

projects.

For further information, contact:

Tim Heenan, President & CEO

or

Troy Shultz, Vice President Investor Relations

Suite 1150 – 355 Burrard Street, Vancouver, B.C. Canada, V6C 2G8

Tel: +1 604 602 9989 E-mail: [email protected]

www.mirasolresources.com

Tel: +1 (604) 602-9989

Email: [email protected]

Website: www.mirasolresources.com

Qualified Person Statement: Mirasol’s disclosure of technical and scientific information in this press release has been

reviewed and approved by Tim Heenan (MAIG), the President for the Company, who serves as a Qualified Person under the

definition of National Instrument 43-101.

Forward Looking Statements: The information in this news release contains forward looking statements that are subject

to a number of known and unknown risks, uncertainties and other factors that may cause actual results to differ materially

from those anticipated in our forward -looking statements. Factors that could cause such differences include: changes in

world commodity markets, equity markets, costs and supply of materials relevant to the mining industry, change in

government and changes to regulations affecting the mining industry and to policies linked to pandemics, social and

environmental related matters. Forward-looking statements in this release include statements regarding future exploration

programs, operation plans, geological interpretations, mineral tenure issues and mineral recovery processes. Although we

believe the expectations reflected in our forward -looking statements are reasonable, results may vary, and we cannot

guarantee future results, levels of activity, performance or achievements . Mirasol disclaims any obligations to update or

revise any forward-looking statements whether as a result of new information, future events or otherwise, except as may

be required by applicable law.

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.