Hecla Mining Co. engages in the exploration, acquisition, development, production and marketing of silver, gold, lead, and zinc. It operates through the following segments: Greens Creek, Lucky Friday, Casa Berardi, and San Sebastian. The Greens Creek segment operates in Admiralty Island near Juneau in Southeast Alaska. The Lucky Friday segment is a deep underground silver, lead, and zinc mine located in the Coeur d'Alene Mining District in northern Idaho. The Casa Berardi segment manages Casa Berardi mine in Quebec, Canada. The San Sebastian segment is located in the northeast of the city of Durango, Mexico. The company was founded by Amasa Campbell, Patsy Clark and John Finch on October 14, 1891 and is headquartered in Coeur d'Alene, ID.