List of copper ores explained

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

ImageName Formula % Copper
when pure
ChalcopyriteCuFeS2 34.5
Chalcocite79.8
Covellite 66.5
Bornite 2Cu2S·CuS·FeS 63.3
TetrahedriteCu3SbS3 + x(Fe,Zn)6Sb2S9 32–45
Digenite Cu9S578.1
MalachiteCuCO3•Cu(OH)257.7
Azurite2CuCO3·Cu(OH)2 55.1
CupriteCu2O 88.8
Chrysocolla(Cu,Al)2H2Si2O5(OH)4·n(H2O) 37.9
Tennantite Cu12As4S13 51.6
Dioptase CuSiO2(OH)2 45.3
Enargite Cu3AsS448.4

Notes and References

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