Quartz from selected localities.
USA | |
| Flint, George M. (1908): Gahnite from Charlemont, Mass. (American Journal of Science 25:584) |
| "Western Massachusetts Mineral Localities" by Plante, A.R., Valley Geology Press, 1992 |
| "Western Massachusetts Mineral Localities" by Plante, A.R., Valley Geology Press, 1992 |
No reference listed | |
U.S. GEOLOGICAL SURVEY Open-File Report 79-354 | |
"Western Massachuetts Mineral Localites" by Plante, A.R., Valley Geology Press, 1992 |