Old Sierra
Past ProducerGoldUndergroundUSGS MRDS
Location
| State | Montana |
| County | Mineral |
| Coordinates | 46.99018, -114.89038 |
Commodities
| Primary | Gold |
| Tertiary | Silver |
Mine Details
| Status | Past Producer |
| Type | Underground |
| Data Source | USGS MRDS |
| Source ID | 10269966 |