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lexilourdes lexilourdes
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6 years ago
Joe Geologist discovers a vein made up primarily of quartz but also containing significant amounts of pyrite as well as chalcopyrite. He knows better than to fall for fool's gold, and decides to ignore the vein.
 
  Did he make the right decision? Explain.
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karlyphilpottkarlyphilpott
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6 years ago
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lexilourdes Author
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