1 Exhibit 12 HECLA MINING COMPANY FIXED CHARGE COVERAGE RATIO CALCULATION For the Six Months Ended June 30, 1999 and 1998 (In thousands, except ratios) Six Months Six Months 1999 1998 ---------- ---------- Income before income taxes and cumulative effect of change in accounting principle $ 2,375 $ 5,553 Add: Fixed Charges 6,840 6,423 Less: Capitalized Interest - - (588) -------- -------- Adjusted income before income taxes and cumulative effect of change in accounting principle $ 9,215 $ 11,388 ======== ======== Fixed charges: Preferred stock dividends $ 4,025 $ 4,025 Income tax effect on preferred stock dividends 279 172 Interest portion of rentals 654 621 Interest expense 1,882 1,605 -------- -------- Total fixed charges $ 6,840 $ 6,423 ======== ======== Fixed Charge Ratio 1.35 1.77 Write-downs and other noncash charges: DD&A(a) (mining activity) $ 11,944 $ 10,174 DD&A(a) (corporate) 173 193 Provision for closed operations and environmental matters 610 131 -------- -------- $ 12,727 $ 10,498 ======== ======== (a)"DD&A" is an abbreviation for "depreciation, depletion and amortization."