Hecla Mining (HL) 8-K Completion of Acquisition or Disposition of Assets

Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

Hecla Mining Company

Coeur d’Alene, Idaho

We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (No. 333-159966, 333-186861, 333-195246, and 333-201520) and Form S-8 (No. 333-96995, 333-60095, 333-169030, 333-176364, and 333-195019) of Hecla Mining Company of our report dated March 27, 2015, relating to the consolidated financial statements of Revett Mining Company, Inc. (the “Company”), which is contained in this Form 8-K. Our report contains an explanatory paragraph regarding the Company’s ability to continue as a going concern.

/s/ BDO USA, LLP

Spokane, Washington

June 15, 2015