
mining equipments mining iron ore - AOLIGEI
Mining- Wikipedia Miningis the extraction of valuable minerals or other geological materials from the Earth, usually from anorebody, lode, vein, seam, reef or placer deposit.These deposits form a mineralized package that is of economic interest to the miner.Oresrecovered bymininginclude metals, coal, oil shale, gemstones, limestone, chalk, dimension stone, rock salt, potash, gravel, and clay.
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