Amethyst from Hillsborough County, New Hampshire, USA
USA | |
| Morrill, 1960. New Hampshire Mines and Mineral Localities. |
| Town of Bedford (1903): History of Bedford, New Hampshire, from 1737. (Concord, NH: Rumford Printing Co.). |
USA | |
| Morrill, 1960. New Hampshire Mines and Mineral Localities. |
| Town of Bedford (1903): History of Bedford, New Hampshire, from 1737. (Concord, NH: Rumford Printing Co.). |