Chalcopyrite from selected localities.
USA | |
| U.S. Geological Survey (2005) Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. |
| NBMG Spec. Pub. 31 Minerals of Nevada |
USA | |
| U.S. Geological Survey (2005) Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. |
| NBMG Spec. Pub. 31 Minerals of Nevada |