Calvin
Past ProducerGoldUndergroundUSGS MRDS
Location
| State | Colorado |
| County | Clear Creek |
| Coordinates | 39.75889, -105.52839 |
Commodities
| Primary | Gold |
| Secondary | Copper, Lead, Zinc |
| Tertiary | Silver |
Mine Details
| Status | Past Producer |
| Type | Underground |
| Data Source | USGS MRDS |
| Source ID | 10287232 |