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Blackrock Silver Announces Filing of Tonopah West Technical Report

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Blackrock Silver (BKRRF) filed an independent NI 43-101 technical report titled "Mineral Resource Estimate Update, Tonopah West Silver-Gold Project" on SEDAR+ with an effective date of August 25, 2025 and a report date of October 22, 2025.

The report covers the company’s 100%-owned Tonopah West project, was prepared to CIM and NI 43-101 standards, supports the September 8, 2025 updated mineral resource disclosure, and reports no material differences from that September disclosure. The report is available on SEDAR+ and the company website.

Blackrock Silver (BKRRF) ha presentato un rapporto tecnico indipendente NI 43-101 intitolato "Mineral Resource Estimate Update, Tonopah West Silver-Gold Project" su SEDAR+ con una data di effetto 25 agosto 2025 e una data del rapporto 22 ottobre 2025.

Il rapporto riguarda il progetto Tonopah West al 100% di proprietà dell’azienda, è stato redatto secondo gli standard CIM e NI 43-101, è a supporto della disclosure rivista delle risorse minerali del 8 settembre 2025 e riporta nessuna differenza sostanziale rispetto a quella disclosure di settembre. Il rapporto è disponibile su SEDAR+ e sul sito dell'azienda.

Blackrock Silver (BKRRF) presentó un informe técnico independiente NI 43-101 titulado "Mineral Resource Estimate Update, Tonopah West Silver-Gold Project" en SEDAR+ con una fecha efectiva de 25 de agosto de 2025 y una fecha de informe de 22 de octubre de 2025.

El informe cubre el proyecto Tonopah West de la empresa al 100% de propiedad, fue elaborado de acuerdo con las normas CIM y NI 43-101, respalda la divulgación actualizada de recursos minerales del 8 de septiembre de 2025 y reporta ninguna diferencia material con esa divulgación de septiembre. El informe está disponible en SEDAR+ y en el sitio web de la empresa.

Blackrock Silver (BKRRF)은 SEDAR+에 효과 발생일 2025년 8월 25일과 보고서 날짜 2025년 10월 22일로 제목이 붙은 독립 NI 43-101 기술 보고서 "Mineral Resource Estimate Update, Tonopah West Silver-Gold Project"를 제출했습니다.

이 보고서는 회사가 100% 소유한 Tonopah West 프로젝트를 다루며 CIM 및 NI 43-101 표준에 따라 작성되었고, 2025년 9월 8일의 업데이트된 광물 자원 공시를 뒷받침하며 그 9월 공시와 중대한 차이가 없다고 보고합니다. 보고서는 SEDAR+ 및 회사 웹사이트에서 이용할 수 있습니다.

Blackrock Silver (BKRRF) a déposé un rapport technique indépendant NI 43-101 intitulé "Mineral Resource Estimate Update, Tonopah West Silver-Gold Project" sur SEDAR+ avec une date d’effet du 25 août 2025 et une date de rapport du 22 octobre 2025.

Le rapport couvre le projet Tonopah West détenu à 100 % par la société, a été préparé selon les normes CIM et NI 43-101, soutient la divulgation actualisée des ressources minérales du 8 septembre 2025 et indique aucune différence matérielle par rapport à cette divulgation de septembre. Le rapport est disponible sur SEDAR+ et sur le site de la société.

Blackrock Silver (BKRRF) hat einen unabhängigen NI 43-101-Technikbericht mit dem Titel "Mineral Resource Estimate Update, Tonopah West Silver-Gold Project" bei SEDAR+ eingereicht, mit einem Inkrafttretensdatum 25. August 2025 und einem Berichtsdatum 22. Oktober 2025.

Der Bericht behandelt das zu 100 % im Besitz des Unternehmens befindliche Tonopah West-Projekt, wurde nach CIM- und NI 43-101-Standards erstellt, unterstützt die aktualisierte Mineralressourcenerklärung vom 8. September 2025 und meldet keine wesentlichen Unterschiede zu dieser September-Veröffentlichung. Der Bericht ist auf SEDAR+ und der Unternehmenswebseite verfügbar.

Blackrock Silver (BKRRF) قدمت تقريراً تقنياً مستقلاً وفق NI 43-101 بعنوان "Mineral Resource Estimate Update, Tonopah West Silver-Gold Project" على SEDAR+ بتاريخ فعّال 25 أغسطس 2025 وتاريخ تقرير 22 أكتوبر 2025.

يغطي التقرير مشروع Tonopah West الذي تملكه الشركة بنسبة 100%، وتم إعداده وفق معايير CIM و NI 43-101، ويدعم الإفصاح المحدث عن الموارد المعدنية في 8 سبتمبر 2025، ويذكر لا فروقات جوهرية مقارنةً بذلك الإفصاح في سبتمبر. التقرير متاح على SEDAR+ وموقع الشركة.

Blackrock Silver (BKRRF) 已在 SEDAR+ 提交了一份独立的 NI 43-101 技术报告,题为 "Mineral Resource Estimate Update, Tonopah West Silver-Gold Project",生效日期为 2025年8月25日,报告日期为 2025年10月22日

该报告覆盖公司100%所有权的 Tonopah West 项目,遵循 CIM 与 NI 43-101 标准编制,支持 2025年9月8日 的更新矿产资源披露,并报告相对于九月披露的 无实质差异。该报告可在 SEDAR+ 和公司网站获取。

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Vancouver, British Columbia--(Newsfile Corp. - October 22, 2025) - Blackrock Silver Corp. (TSXV: BRC) (the "Company" or "Blackrock") is pleased to announce that it has filed on SEDAR+ an independent technical report titled "Mineral Resource Estimate Update, Tonopah West Silver-Gold Project" effective August 25, 2025, and dated October 22, 2025 (the "Technical Report") for the Company's 100%-owned Tonopah West silver-gold project ("Tonopah West"). The Technical Report was prepared in accordance with the Canadian Institute of Mining, Metallurgy and Petroleum Definition Standards for Mineral Resources and Mineral Reserves adopted May 10, 2014, and in accordance with National Instrument 43-101 - Standards of Disclosure for Mineral Projects ("NI 43-101") and supports the disclosure made by the Company in its September 8, 2025, news release announcing the results of the updated mineral resource estimate for Tonopah West. There are no material differences in the Technical Report from the information disclosed in the September 8, 2025 news release.

The Technical Report is available under the Company's profile on SEDAR+ (www.sedarplus.ca). A copy of the Technical Report is also located 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.

For further information, please contact:

Andrew Pollard, President & Chief Executive Officer
Blackrock Silver Corp.
Phone: 604 817-6044
Email: info@blackrocksilver.com

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.

To view the source version of this press release, please visit https://www.newsfilecorp.com/release/271562

FAQ

What did Blackrock Silver (BKRRF) file on SEDAR+ for Tonopah West on October 22, 2025?

Blackrock Silver filed an independent NI 43-101 technical report titled "Mineral Resource Estimate Update, Tonopah West" dated October 22, 2025 with an effective date of August 25, 2025.

Does the Tonopah West NI 43-101 report change the September 8, 2025 mineral resource disclosure for BKRRF?

No; the technical report states there are no material differences from the September 8, 2025 mineral resource disclosure.

Where can investors access the Blackrock Silver Tonopah West technical report (BKRRF)?

The report is available under Blackrock Silver’s profile on SEDAR+ and on the company’s website.

What standards were used to prepare the Tonopah West technical report for BKRRF?

The report was prepared in accordance with CIM Definition Standards (May 10, 2014) and NI 43-101 standards.

What ownership does Blackrock Silver have of the Tonopah West project referenced in the BKRRF filing?

The company describes the Tonopah West silver-gold project as 100% owned.

What are the effective and report dates for the Tonopah West technical report filed by BKRRF?

The technical report has an effective date of August 25, 2025 and a report date of October 22, 2025.
Blackrock Silver Corp

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