Sumitomo Metal Mining Co., Ltd.Sumitomo Metal Mining Co., Ltd. (SMM) is a company whose core businesses are engaging in mining mineral resources, refining non-ferrous metals and manufacturing electronic materials. Sumitomo Metal Mining Co…metals mining equipment chile,Mining - WikipediaMining 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, line, chalk, dimension stone, rock salt, potash, gravel, and clay.Mining in Chile - WikipediaThe mining sector in Chile is one of the pillars of Chilean economy and copper exports alone stands for more than one third of government income. Most mining in Chile is concentrated to the Norte Grande region spanning most of the Atacama Desert. Mining products of Chile includes copper, gold, silver, molybdenum, iron and coal.
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