| Lat / long: | 42.99998, -70.99944 |
| Primary: | Niobium (Columbium), Tantalum, Feldspar |
| Ore: | Columbite, Tantalite |
| Operation type: | Unknown |
| Production size: | None |
| Development status: | Occurrence |
| MRDS | D001871 |
| DEP | 10009165 |
| Reference | OLSON, J. C., 1950, FELDSPAR AND ASSOCIATED PEGMATITE MINERALS IN NEW HAMPSHIRE, NEW HAMPSHIRE STATE PLANNING AND DEVELOPMENT COMM. MINERAL RESOURCES SURVEY, PT. 2 |
| Reporter | Parker, Raymond L. |