Amphibole Supergroup from Conway, Carroll County, New Hampshire, USA
USA | |
| [var. Byssolite] Morrill, Philip (1960): New Hampshire Mines and Mineral Localities, 2nd ed. (Hanover, NH: Montshire Museum.) |
USA | |
| [var. Byssolite] Morrill, Philip (1960): New Hampshire Mines and Mineral Localities, 2nd ed. (Hanover, NH: Montshire Museum.) |