mineral
Copper Ore
Chalcopyrite in host rock (CuFeS2)
AI-generated identification · may be incorrectHardness is 3.5 to 4 on the Mohs scale. Exhibits a brassy yellow to golden color with a greenish-black streak and metallic luster.
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Physical properties
Hardness is 3.5 to 4 on the Mohs scale. Exhibits a brassy yellow to golden color with a greenish-black streak and metallic luster.
Formation & geological history
Formed predominantly in hydrothermal vein systems and igneous or metamorphic rock associations globally.
Uses & applications
Primary ore used for copper metal extraction in electrical wiring, plumbing, and industrial manufacturing.
Geological facts
Often called fool's gold due to its superficial resemblance to pyrite, though it is softer and tarnishes to iridescent blues and purples.
Field identification & locations
Identify by its distinctive brass-yellow metallic sheen combined with greenish-black streaks and occasional blue-green copper carbonate tarnish.
