Ryerson Hill Mine
Past ProducerGemstoneUSGS MRDS
Location
| State | Maine |
| County | Oxford |
| Coordinates | 44.29636, -70.46882 |
Commodities
| Primary | Gemstone |
| Secondary | Feldspar |
| Tertiary | Tantalum |
Mine Details
| Status | Past Producer |
| Data Source | USGS MRDS |
| Source ID | 10169495 |