Pyromorphite from selected localities.
USA | |
| Gems and Minerals of America -Jay Ellis Ransom-1974 |
Shepard, Charles U. (1837), A Report on the Geological Survey of Connecticut. Hamlen, New Haven. | |
Januzzi, Ronald E. (1994), Mineral Data Book - Western Connecticut and Environs. The Mineralogical Press, Danbury, Connecticut. |