Matches in DBpedia 2014 for { ?s ?p Chalcopyrite (/ˌkælkɵˈpaɪraɪt/ KAL-ko-PY-ryt) is a copper iron sulfide mineral that crystallizes in the tetragonal system. It has the chemical composition CuFeS2. It has a brassy to golden yellow color and a hardness of 3.5 to 4 on the Mohs scale. Its streak is diagnostic as green tinged black.On exposure to air, chalcopyrite oxidises to a variety of oxides, hydroxides and sulfates.. }
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- Chalcopyrite comment "Chalcopyrite (/ˌkælkɵˈpaɪraɪt/ KAL-ko-PY-ryt) is a copper iron sulfide mineral that crystallizes in the tetragonal system. It has the chemical composition CuFeS2. It has a brassy to golden yellow color and a hardness of 3.5 to 4 on the Mohs scale. Its streak is diagnostic as green tinged black.On exposure to air, chalcopyrite oxidises to a variety of oxides, hydroxides and sulfates.".