| Lat / long: | 42.34827, -71.19277 |
| Primary: | Tantalum |
| Tertiary: | Niobium (Columbium) |
| Operation type: | Processing Plant |
| Development status: | Plant |
| MAS | 250179029 |
| DEP | 10171019 |
| Reference | {Deposit:: POR IS NEWTON MA}{Deposit:: MINERAL COMMODITY PROFILES}{Deposit:: NOT ON 1980 OR 1981 MSHA LISTS}{Deposit:: NOT ON RCF OR CMS LISTS 10/81} |
| Reporter | Eastern Field Operations Center (EFOC) |