NexGold Mining — Capital/Financing Update 2021

May 6, 2021

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May 6, 2021

BY SEDAR

Ontario Securities Commission (Principal Regulator) British Columbia Securities Commission Alberta Securities Commission

Dear Sirs or Mesdames:

Re: Treasury Metals Inc. (the “Company”) Final Short Form Prospectus dated May 6, 2021 (the “Prospectus”)

In connection with the Prospectus of the Company, we consent to the reference to our name on page iii and under the heading “Interests of Experts”, and further consent to the use of our firm’s name and reference to our opinion under the headings “Eligibility for Investment” and “Certain Canadian Income Tax Considerations” in the Prospectus.

We have read the Prospectus and have no reason to believe there are any misrepresentations in the information contained therein that are derived from our opinion referred to therein or that is within our knowledge as a result of services that we have performed in connection with those matters that are the subject of our opinion.

Yours truly,

“Miller Thomson LLP”

MILLER THOMSON LLP