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Mining engineering Resource extraction Geology of mining Basic terms Mineral Rock (geology), an aggregate material usually made up of a number of minerals Ore, rock containing a desired mineral Ore genesis, the geological
Tungsten, or wolfram, is a chemical element with symbol W and atomic number 74. The name tungsten comes from the former Swedish name for the tungstate mineral scheelite, from tung sten "heavy stone". Tungsten is a rare metal found naturally on Earth almost exclusively in chemical compounds.
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