Mining Notes - Armando Drain Mining Notes Mining is the search for extraction and beneficiation and processing of solid minerals from the earth Coal is

Mining Notes - Armando Drain Mining Notes Mining is the...

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Armando Drain 12/10/13 Mining Notes Mining is the search for, extraction, and beneficiation and processing of solid minerals from the earth Coal is defined as a combustible rock containing more than 50 percent by weight and more than 70 percent by value of carbonaceous materials, including inherent moisture 1. Coal is formed from compaction and induration of various kinds of plant remains 2. Coal deposits are a major fuel mineral and have been found in 38 states, nearly one-eighth of the US landmass lies over coal beds. A metal is an opaque lustrous elemental substance that is a good conductor of heat and electricity 1. It is malleable and ductile, possesses high melting and boiling points, and tends to form positive ion chemical compounds Industrial minerals are rocks and minerals that are not sources of metals or mineral fuels, such as coal A study conducted by the Western Economic Analysis Center found that coal mining had a direct impact of $15.5 billion on the domestic economy in 1995
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  • Fall '13
  • S.Scales
  • Coal, Industrial Minerals, Armando Drain

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