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Hematite : Fe2O3, Chalcopyrite : CuFeS2

 
 
 
minID: FGF-EAA

Hematite : Fe2O3, Chalcopyrite : CuFeS2

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Magnified view (1"x3/4") showing copper mineralization. Brassy yellow is probably chalcopyrite with green copper oxidization (probably malachite)

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Photo added: 24th Dec 2011

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