Pyrite from selected localities.
USA | |
| Lapham & Geyer, 1965. Mineral Collecting in Pennsylvania |
Rocks & Min.: 6:26; 10:33-36, 58. | |
| Robert C. Smith, II (1978) The Mineralogy of Pennsylvania 1966-1975 |
USA | |
| Lapham & Geyer, 1965. Mineral Collecting in Pennsylvania |
Rocks & Min.: 6:26; 10:33-36, 58. | |
| Robert C. Smith, II (1978) The Mineralogy of Pennsylvania 1966-1975 |