6-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TORULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of April 2026

Commission File Number 333-293048

Nicola MiningInc.

(Translation of registrant’s name into English)

Suite 1212 – 1030 West GeorgiaStreet, Vancouver, British Columbia V6E 2Y3, Canada

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F. Form 20-F  ¨ Form 40-F  x

INCORPORATION BY REFERENCE

Exhibit 99.1 and 99.2 contained in this Form 6-K are hereby incorporated by reference into the registrant’s registration statement on Form F-10 (File No. 333-293048), as amended or supplemented, to the extent not superseded by documents or reports subsequently filed or furnished by the registrant under the Securities Act of 1933 or the Securities Exchange Act of 1934, in each case as amended.

SUBMITTED HEREWITH

EXHIBIT

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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Exhibit 99.1

April 10, 2026

Suite 1212 – 1030 West Georgia Street

Vancouver, BC V6E 2Y3, Canada

Consent of Expert

Reference is made to the preliminary prospectus supplement (the “Preliminary Prospectus Supplement”) to the Registration Statement on Form F-10, dated January 29, 2026 of Nicola Mining Inc., and any subsequent prospectus supplements relating to the offering of securities to which the Preliminary Prospectus Supplement relates (collectively, the “Prospectus Supplement”), filed with the United States Securities and Exchange Commission pursuant to the United States Securities Act of 1933, as amended.

I, James N Gray, P. Geo., hereby consent to the references in the Prospectus Supplement to my name and the technical report entitled “NI 43-101 Technical Report on the Preliminary Copper Resource for the Southern Dump and 3060 Portal Dumps” with an effective date of May 21, 2020 (the “Technical Report”) and to the inclusion or incorporation by reference in the Prospectus Supplement of written disclosure from the Technical Report and extracts from or a summary of the Technical Report.

Exhibit 99.2

April 10, 2026

Suite 1212 – 1030 West Georgia Street

Vancouver, BC V6E 2Y3, Canada

Consent of Expert

Reference is made to the preliminary prospectus supplement (the “Preliminary Prospectus Supplement”) to the Registration Statement on Form F-10, dated January 29, 2026 of Nicola Mining Inc., and any subsequent prospectus supplements relating to the offering of securities to which the Preliminary Prospectus Supplement relates (collectively, the “Prospectus Supplement”), filed with the United States Securities and Exchange Commission pursuant to the United States Securities Act of 1933, as amended.

I, Kevin Wells, P. Geo., hereby consent to the references in the Prospectus Supplement to my name and the technical report entitled “NI 43-101 Technical Report on the Preliminary Copper Resource for the Southern Dump and 3060 Portal Dumps” with an effective date of May 21, 2020 (the “Technical Report”) and to the inclusion or incorporation by reference in the Prospectus Supplement of written disclosure from the Technical Report and extracts from or a summary of the Technical Report.