Chalcopyrite from selected localities.
USA | |
| Smith, A.E., Fritzsch, E. (2000) South Dakota, Mineral Locality Index. Rocks & Minerals: 75(3): 156-169. |
| Rocks & Minerals: 67(6): 380-388.; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. |