Argonaut Gold Inc. — Regulatory Filings 2021

Feb 5, 2021

CONSENT OF EXPERT

February 5, 2021

FILED BY SEDAR

TO: Ontario Securities Commission, as principal regulator

AND TO: British Columbia Securities Commission Alberta Securities Commission Financial and Consumer Affairs Authority of Saskatchewan, Securities Division The Manitoba Securities Commission Financial and Consumer Services Commission, New Brunswick Nova Scotia Securities Commission Office of the Superintendent of Securities, Prince Edward Island Office of the Superintendent of Securities, Newfoundland and Labrador

Dear Sirs/Mesdames:

Re: Argonaut Gold Inc. (the "Corporation") Short Form Prospectus of the Corporation dated February 5, 2021 (the "Prospectus")

I, Michael Lechner, of Resource Modeling Inc., and an author of: (i) the technical report entitled " NI 43101 Technical Report on Resources and Reserves, El Castillo Complex, Durango, Mexico ", with an effective date of March 7, 2018 and a report date of March 27, 2018; (ii) the technical report entitled " NI 43-101 Technical Report on Resources and Reserves, La Colorada Gold/Silver Mine, Hermosillo, Mexico " with an effective date of December 8, 2017 and a report date of March 27, 2018; and, (iii) the technical report entitled " Feasibility Study Technical Report on the Magino Project, Ontario, Canada " with an effective date of November 8, 2017 and a report date of December 21, 2017 (collectively, the " Technical Reports "), consent to:

• (i) being named in the Prospectus, including under the headings "Enforcement Of Judgments Against Foreign Persons Or Companies" and "Interest of Experts" ;

• (ii) the use of the Technical Reports in connection with the filing of the Prospectus; and,

• (iii) the inclusion of extracts from, or a summary of, the Technical Reports in the Prospectus, or incorporated by reference therein.

I certify that I have read the scientific and technical information incorporated by reference in the Prospectus, including any extracts from, or summaries of, the Technical Reports contained in the Prospectus and have no reason to believe that there are any misrepresentations in the information contained in the Prospectus that are derived from the Technical Reports, or within my knowledge as a result of the services performed by me in connection with the Technical Reports.

DATED this 5th day of February, 2021.

(signed) Michael Lechner

Michael Lechner, P. Geo Resource Modeling Inc.