Pyrite from selected localities.
USA | |
| U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. |
| U.S Bureau of Mines/Spatial Data from the Minerals System/Mineral Industry Location System(Mas/Mils)CD-Rom,Sep,1995; Carolina Geological Society Field Trip Guidebook 1981, p232 |
| u.S Bureau of Mines/Spatial Data from the Minerals System/Mineral Industry Location System(Mas/Mils)CD-Rom,Sep,1995 |