Gem Mountain Sapphire Mine
ProducerCorundum, GemstoneUSGS MRDS
Location
| State | Montana |
| County | Granite |
| Coordinates | 46.27600, -113.60426 |
Commodities
| Primary | Corundum, Gemstone |
Mine Details
| Status | Producer |
| Data Source | USGS MRDS |
| Source ID | 10012518 |
| State | Montana |
| County | Granite |
| Coordinates | 46.27600, -113.60426 |
| Primary | Corundum, Gemstone |
| Status | Producer |
| Data Source | USGS MRDS |
| Source ID | 10012518 |