Baryte from Vermont, USA
USA | |
| Nicolay & Stone (1967), Rocks & Minerals: A Guide For Collectors of the Eastern US |
| Johannes Swarts collection |
| Betts, John (n.d.) John Betts website listing. |
USA | |
| Nicolay & Stone (1967), Rocks & Minerals: A Guide For Collectors of the Eastern US |
| Johannes Swarts collection |
| Betts, John (n.d.) John Betts website listing. |
Skitchewaug Trail quarry, Springfield, Windsor County, Vermont, USA