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Blackrock Silver Announces Filing of Amended Tonopah West Technical Report

Technical Reports (NI 43-101)

Blackrock Silver Announces Filing of

Amended Tonopah West Technical Report

Vancouver, British Columbia--(Newsfile Corp. - May 2, 2025) -

Blackrock Silver Corp. (TSXV: BRC)

(OTCQX: BKRRF)

("

Blackrock

" or the "

Company

") announces that it has filed on SEDAR+ an

amended technical report titled "Preliminary Economic Assessment of Mineral Resources, Tonopah

West Silver-Gold Project, Nye and Esmeralda Counties, Nevada, USA" effective September 4, 2024

and dated April 24, 2025 (the "

Amended Technical Report

") for the Company's 100%-owned

Tonopah West silver-gold project following a technical disclosure review completed by the British

Columbia Securities Commission (the "

BCSC

").

The Amended Technical Report addresses comments raised by the BCSC with respect to compliance

with National Instrument 43-101 -

Standards of Disclosure for Mineral Projects

("

NI 43-101

") and Form

43-101F1, and supersedes certain disclosure included in the previously filed technical report for

Tonopah West dated October 11, 2024. The comments addressed by the Company in the Amended

Technical Report include the addition of cautionary language prescribed by NI 43-101 in respect of

disclosure of the results of a preliminary economic assessment that is based on inferred mineral

resources, the addition of Section 19 (Market Studies and Contracts), additional disclosure to Section

21 (Capital and Operating Costs) in respect of capital costs estimates and other minor revisions as

requested by the BCSC. The mineral resource estimate and the results of the preliminary economic

assessment for Tonopah West included in the Amended Technical Report have not changed.

The Amended Technical Report is available under the Company's profile on SEDAR+

(www.sedarplus.ca).

A copy of the Amended Technical Report is also available on the Company's

website.

About Blackrock Silver Corp.

Backed by gold and silver ounces in the ground, Blackrock is a junior precious metal focused exploration

and development company driven to add shareholder value. Anchored by a seasoned Board of

Directors, the Company is focused on its 100% controlled Nevada portfolio of properties consisting of

low-sulphidation, epithermal gold and silver mineralization located along the established Northern

Nevada Rift in north-central Nevada and the Walker Lane trend in western Nevada.

Additional information on Blackrock Silver Corp. can be found on its website at

www.blackrocksilver.com

and by reviewing its profile on SEDAR+ at

www.sedarplus.ca.

For more information, please contact:

Andrew Pollard, President & Chief Executive Officer

Blackrock Silver Corp.

Phone: 604 817-6044

Email:

[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. or accuracy of this release.

To view the source version of this press release, please visit

https://www.newsfilecorp.com/release/250682