Coombs Feldspar Quarry
ProducerFeldspar, Tantalum, Niobium (Columbium)USGS MRDS
Location
| State | Maine |
| County | Sagadahoc |
| Coordinates | 44.03326, -69.91611 |
Commodities
| Primary | Feldspar, Tantalum, Niobium (Columbium) |
Mine Details
| Status | Producer |
| Deposit Type | Pegmatite |
| Data Source | USGS MRDS |
| Source ID | 10107755 |