Minerals Of Bolivia South America To The World
Jan 21, 2019 Associated minerals are chalcopyrite, molybdenite, scheelite, sphalerite, and wolframite. The Viloco mine discovery was in 1902. Most of the production from the district ended decades ago. Viloco, JMW mapped surface extent of vein workings in the Viloco district of Bolivia, 2018. Cassiterite.