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# UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 

# FORM 10-K 

x Annual report pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 For the fiscal year ended December 31, 2012 

Delaware (State or other jurisdiction of incorporation or organization) 

6500 N. Mineral Drive, Suite 200 Coeur d’Alene, Idaho (Address of principal executive offices) 

Common Stock, par value $0.25 per share Series B Cumulative Convertible Preferred Stock, par value $0.25 per share 

Title of each class 

(Exact name of registrant as specified in its charter) 

(Registrant’s telephone number, including area code) 

## Securities registered pursuant to Section 12(b) of the Act: 

## Securities registered pursuant to Section 12(g) of the Act: None 

Commission file No. 1-8491 

# HECLA MINING COMPANY 

208-769-4100 

77–0664171 (I.R.S. Employer Identification No.) 

Name of each exchange on which registered 

New York Stock Exchange New York Stock Exchange 

83815-9408 (Zip Code) 

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The aggregate market value of the registrant’s voting Common Stock held by non-affiliates was $1,349,610,385 as of June 30, 2012. There were 285,546,859 shares of the registrant’s Common Stock outstanding as of June 30, 2012, and 285,193,224 shares as of February 21, 2013. 

## Documents incorporated by reference herein: 

To the extent herein specifically referenced in Part III, the information contained in the Proxy Statement for the 2013 Annual Meeting of Shareholders of the registrant, which will be filed with the Commission pursuant to Regulation 14A within 120 days of the end of the registrant’s 2012 fiscal year is incorporated herein by reference. See Part III. 

