1 FORM 10-K DECEMBER 31, 1993 COMMISSION FILE NO. 1-8491 EXHIBIT 22 HECLA MINING COMPANY AND CONSOLIDATED SUBSIDIARIES SUBSIDIARIES OF REGISTRANT December 31, 1993 State or Country Percentage of in Which Voting Securities Organized Owned ----------------- ----------------- CoCa Mines Inc. Colorado 100 (A) Colorado Aggregate Company of New Mexico New Mexico 100 (A) Consolidated Silver Corporation Idaho 67.5 (A) Granduc Mines Limited(C) Canada 37.9 (B) Hecla Mining Company of Canada Ltd. Canada 100 (A) Kentucky-Tennessee Clay Company Delaware 100 (A) K-T Clay de Mexico, S.A. de C.V. Mexico 100 (A) K-T Feldspar Corporation North Carolina 100 (A) Minera Hecla, S.A. de C.V. Mexico 100 (A) Mountain West Bark Products Inc. Idaho 100 (A) (A) Included in the consolidated financial statements filed herewith. (B) At December 31, 1993, the Company accounts for its common stock investment using the equity method. (c) Divested as of January 24, 1994.