|
USA | |
| Moritz, Harold (n.d.) Personal Communication. |
| Moritz, Harold (n.d.) Personal Communication. |
| Former Don Miller collection |
| Januzzi, Ron E., Seaman, David M. (1976) Mineral Localities of Connecticut and Southeastern New York State and Pegmatite Minerals of the World. The Mineralogical Press, Danbury, Connecticut, USA. Januzzi, Ron E., Seaman, David M. (1976) Mineral Localities of Connecticut and Southeastern New York State and Pegmatite Minerals of the World. The Mineralogical Press, Danbury, Connecticut, USA. |
| Collected- David S. Bernstein 2010 |
| J. Zolan Collection |
| Observed David S. Bernstein- July of 2011 |
| Robert Shepard |
Cheshire Barytes Company barite mine, Cheshire, New Haven County, Connecticut, USA