Alto Mine
PlantGoldSurface-UndergroundUSGS MRDS
Location
| State | California |
| County | Calaveras |
| Coordinates | 37.89431, -120.60630 |
Commodities
| Primary | Gold |
Mine Details
| Status | Plant |
| Type | Surface-Underground |
| First Production | 1886 |
| Discovery Year | 1886 |
| Data Source | USGS MRDS |
| Source ID | 10235218 |