Copper Crystal Formation – Chuquicamata Mine, Antofagasta


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These native copper crystals are from the Chuquicamata Mine, Chuquicamata District, Calama, El Loa Province, Antofagasta, Chile. This copper mine was the largest open-pit mine from 1915 to 1997. It contains 139 different minerals including native copper. This crystalline specimen is made up of euhedral crystals as well as a variety of complex arborescent formations. It measures approximately 3 3/4 x 2 1/4 x 1 1/4 inches or 96 x 57 x 32 mm.

Additional information

Weight14 oz

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