Browsing by Subject "acid mine drainage"
Now showing items 1-3 of 3
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(2017-12-01)After mining operations extract the desired profitable minerals, the large amount of waste remaining can pose a potential environmental hazard due to high concentrations of heavy metals and acid generated by the oxidation ...
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Mineralogy and Geochemistry of Pb, Zn and Ag Mine Tailings Originating From Carbonate-Rich Deposits (2012-11-29)Mining for silver, lead, zinc, and copper in Zimapan, Hidalgo State, Mexico has been ongoing since 1576. Unsecured tailings heaps and associated acid mine drainage have presented problems related to soil quality, water ...
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(2017-04-27)Over 7,000 km of streams in the eastern United States are negatively affected by acid drainage from coal mines (U.S. Environmental Protection Agency, 1994). Pyrite (FeS2) is known to be the primary cause of acid formation, ...