Hecla Mining Co. operates as a silver and gold production company. It produces lead, zinc and bulk concentrates for custom smelters and brokers; and develops unrefined precipitate and bullion bars for precious metals traders. Read More It operates through the following business segments: Greens Creek, Lucky Friday, Casa Berardi, Nevada Operations and San Sebastian. The Greens Creek segment is located on Admiralty Island, Junea, Alaska. The Lucky Friday segment is located in northern Idaho. The Casa Berardi segment is located in the Abitibi region of northwestern Quebec, Canada and is operated by Aurizon. The San Sebastian segment is located in the state of Durango, Mexico and contains underground mines. The company was founded by Amasa B. Campbell, Patsy Clark and John Finch on October 14, 1891 and is headquartered in Coeur d'Alene, ID. The listed name for HL is Hecla Mining Company.