Uraninite from selected localities.
USA | |
| U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. |
[var: Pitchblende] Bullock, K.C. (1981) Minerals and Mineral Localities of Utah. Utah Geological and Mineral Survey, Utah Department of Natural Resources, Bulletin 117, 177 pages and map. | |
| U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. |