Kyanite from selected localities.
USA | |
| U.S. Geological Survey,2005,Mineral Resources Data System: U.S. Geological Survey ,Reston,Virginia |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. | |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. |