Keystone Mine
Past ProducerSilver, Copper, Lead, GoldUSGS MRDS
Location
| State | Arizona |
| County | Mohave |
| Coordinates | 35.37641, -114.15274 |
Commodities
| Primary | Silver, Copper, Lead, Gold |
| Secondary | Zinc |
| Tertiary | Molybdenum, Arsenic |
Mine Details
| Status | Past Producer |
| Deposit Type | Vein |
| Last Production | 1940 |
| Discovery Year | 1870 |
| Data Source | USGS MRDS |
| Source ID | 10027835 |