Location: Cobriza Mine, Copiapó, Atacama Region, Chile
|Dimensions||18.0 × 18.0 × 5.0 cm|
A large number of copper sulfides are present in this sample. Mainly it is composed of tennantite, but there are also crystals of chalcocite, bornite and massive chalcopyrite. Crystallized calcite and capillary asbestos, all on andesite matrix.