Pyrite from selected localities.
USA | |
| Dana 6:1067; Dana 7:II:255; Rocks & Min.: 17:340.. |
| Mineralogy of Pennsylvania-1976; Robert C. Smith, pg. 88 |
| De Min. Soc. 04/08 |
| Mineral collecting in Pennsylvania - 1965, Lapham, Geyer Pgs. 88-89 |
USA | |
| Dana 6:1067; Dana 7:II:255; Rocks & Min.: 17:340.. |
| Mineralogy of Pennsylvania-1976; Robert C. Smith, pg. 88 |
| De Min. Soc. 04/08 |
| Mineral collecting in Pennsylvania - 1965, Lapham, Geyer Pgs. 88-89 |
Blue Ball Stone Co. Quarry, Blue Ball, East Earl Township, Lancaster County, Pennsylvania, USA