Hecla Mining is a company that provides Precious metal, Uranium mining, Zinc and more. Hecla Mining is headquartered in United States Idaho. Hecla Mining was founded in 1891. and was founded by Amasa Campbell, John Finch, Patsy Clark. Hecla Mining has a total of 9 patents
Hecla Mining is in the industry of:Gold Ore and Silver Ore MiningNonferrous Metal (except Aluminum) Smelting and RefiningCopper, Nickel, Lead, and Zinc MiningJewelry, Watch, Precious Stone, and Precious Metal Merchant Wholesalers
What technical fields has Hecla Mining researched?