Pyrite from selected localities.
USA | |
| Metal Mines of Washington-Preliminary Report; Derkey, Joseph, Lasmanis |
Cannon, B. (1975) Minerals of Washington. Cordilleran Press, 184 pages at p.69. | |
| Metal Mines of Washington-Preliminary Report; Derkey, Joseph, Lasmanis |
| Metal Mines of Washington-Preliminary Report; Derkey, Joseph, Lasmanis |