Salmita Mine and Tundra Mine, produced what?
Salmita Mine The Salmita Mine was a gold producer in the Northwest Territories, Canada during 1983 to 1987. The deposit was first discovered in 1945 and underground exploration was carried out in 1951-1952. It was reactivated for exploration by Giant Yellowknife Mines Limited in 1975 and entered production in 1983. They used the old camp and milling plant of the abandoned Tundra Mine, located a few kilometres to the south. The mine produced 179,906 troy ounces (5596 kg) of gold from the milling of 238,177 tons of ore.
Sierra Gorda Copper Mine Project Sierra Gorda Project mining in Chile is a Copper-Molybdenum open pit mine which started production on October 1, 2014. Sierra Gorda SCM is the project company operating the mine. KGHM International Ltd (55%), Sumitomo Metal Mining Co. (31.5%) and Sumitomo Corporation (13.5%) are the owners of Sierra Gorda SCM.