Gold from selected localities.
USA | |
| USGS Prof Paper 610 "Principal Gold Producing Districts of the United States" |
| Dana 6:1080. |
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 |