Pegmatite from Windham County, Connecticut, USA
USA | |
| Wells, H. L. (1887), Bismutosphaerite from Willimantic and Portland. American Journal of Science: series 3: 34: 271-4. |
(2005) Mineral Resources Data System (MRDS), US Geological Survey. |
USA | |
| Wells, H. L. (1887), Bismutosphaerite from Willimantic and Portland. American Journal of Science: series 3: 34: 271-4. |
(2005) Mineral Resources Data System (MRDS), US Geological Survey. |