1 Exhibit 12 HECLA MINING COMPANY FIXED CHARGE COVERAGE RATIO CALCULATION For the six months ended June 30, 1997 and 1996 (In thousands, except ratios) Six Months Six Months 1997 1996 ------------ ------------ Net income before income taxes $ 4,333 $ 4,299 Add: Fixed Charges 6,630 5,648 Less: Capitalized Interest (477) (1,043) -------- -------- Net income before income taxes $ 10,486 $ 8,904 ======== ======== Fixed charges: Preferred stock dividends $ 4,025 $ 4,025 Income tax effect on preferred stock dividends 857 - - Interest portion of rentals 328 274 Interest expense 1,420 1,349 -------- -------- Total fixed charges $ 6,630 $ 5,648 ======== ======== Fixed Charge Ratio 1.6 1.6 Write-downs and other noncash charges: DD&A(a) (mining activity) $ 9,403 $ 9,882 DD&A(a) (corporate) 157 174 Provision for closed operations and environmental matters 148 (2,801) -------- -------- $ 9,708 $ 7,255 ======== ======== (a) "DD&A" is an abbreviation for "depreciation, depletion and amortization."