Brazil - GitHub Pages
Mining is the extraction of valuable minerals or other geological materials from the Earth, usually from an ore body, lode, vein, seam, reef or placer deposit.These deposits form a mineralized package that is of economic interest to the miner. Ores recovered by mining include metals, coal, oil shale, gemstones, limestone, chalk, dimension stone, rock salt, potash, gravel, and clay.Jul 24, 1976 · Brazil Nears Mining Boom With Bonanza of Iron Ore. July 24, 1976. . manganese and scores of other minerals. . Rising 2,000 to 3,000 feet above the Amazon basin, Carajas enjoys a cool .