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Following is a list of minerals that serve as copper ores in the copper mining process: [1]

Image Name Formula % Copper
when pure
Chalcopyrite CuFeS2 34.5
Chalcocite Cu2S 79.8
Covellite CuS 66.5
Bornite 2Cu2S·CuS·FeS 63.3
Tetrahedrite Cu3 SbS3 + x(Fe,Zn)6Sb2S9 32–45
Digenite Cu9S5 78.1
Malachite CuCO3•Cu(OH)2 57.7
Azurite 2CuCO3·Cu(OH)2 55.1
Cuprite Cu2O 88.8
Chrysocolla (Cu,Al)2H2Si2O5(OH)4·n(H2O) 37.9
Tennantite Cu12As4S13 51.6
Dioptase CuSiO2(OH)2 45.3
Enargite Cu3AsS4 48.4

References

  1. ^ Samans, Carl H. Engineering Metals and their Alloys MacMillan 1949