GR SILVER MINING LTD. — Regulatory Filings 2023

May 4, 2023

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Consent of Qualified Person

To:

British Columbia Securities Commission Ontario Securities Commission Alberta Securities Commission Financial and Consumer Affairs Authority of Saskatchewan Manitoba Securities Commission TSX Venture Exchange

May 3, 2023

I, Shane Tad Crowie, do hereby consent to the public filing by GR Silver Mining Ltd. (the Company) of the technical report entitled “National Instrument (NI) 43-101 2023 Technical Report and Mineral Resource Update for the Plomosas Project” dated May 3, 2023, with and effective date of March 15, 2023 (“the technical report”).

I also consent to any extracts from, or a summary of, the Technical Report in the March 20, 2023, news release by GR Silver Mining Ltd. (the “Disclosure Document”).

I certify that I have read the Disclosure Document filed by GR Silver Mining Ltd. and that it fairly and accurately represents the information in the Technical Report which is being filed.

[Original “Signed and Sealed”]

Shane Tad Crowie, P.Eng.

JDSMINING.CA

JDS ENERGY & MINING INC. Suite 900 – 999 West Hastings Street | Vancouver, BC | V6C 2W2 T 604.558.6300