Mineral industry of Peru - Wikipedia
Nov 20, 2019 · New Boliden is a Swedish mining company originally founded in 1931 that produces copper, zinc, lead, gold, and silver. The company owns and operates the Kokkola zinc smelter in Finland. In 2017, Boliden produced over 500kt in zinc as the 6th largest zinc .Jan 01, 2019 · The Main quartz vein will provide most of the ore mined from 5.7 million tonnes grading 149.21 g/t silver, 8.74% zinc and 9.67% lead. Based on the reserves alone, the mine has a 15-year mine life. A 1,200-t/d concentrator is planned with a new dense media separation .