Sphalerite from selected localities.
USA | |
| |
| Rocks & Minerals: 67(6): 380-388.; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. |
R&M 75:3 pp 156-169 | |
R&M 75:3 pp 156-169 |
USA | |
| |
| Rocks & Minerals: 67(6): 380-388.; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. |
R&M 75:3 pp 156-169 | |
R&M 75:3 pp 156-169 |