Exhibit 23
Consent of Independent Registered Public Accounting Firm
Hecla Mining Company Capital Accumulation Plan
Coeur d’ Alene, Idaho
We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 (Nos. 33-7833 and 33-41833) of Hecla Mining Company of our report dated June 29, 2011, relating to the financial statements and supplemental schedule of the Hecla Mining Company Capital Accumulation Plan which appears in this Form 11-K.
/s/ BDO Seidman, LLP
Spokane, WA
June 29, 2011
F-17