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minerals " chalcopyrite chalcopyrite the world's most important ore of copper for at least five thousand years. article by: hobart m. king , ph.d., rpg auriferous chalcopyrite: a specimen of chalcopyrite with pyrrhotite from the rouyn district, quebec, canada. some chalcopyrite contains enough gold or silver
associated ore minerals include pyrite , sphalerite , bornite , galena , and chalcocite. chalcopyrite serves as the copper source for many secondary mineral deposits. copper is removed from chalcopyrite by weathering or solution, transported a short distance, then redeposited as secondary sulfide, oxide...
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