Keystone Group 1880
ProducerGold, Copper, SilverUSGS MRDS
Location
| State | New Mexico |
| County | Sierra |
| Coordinates | 33.46566, -107.74339 |
Commodities
| Primary | Gold, Copper, Silver |
Mine Details
| Status | Producer |
| First Production | 1880 |
| Last Production | 1948 |
| Discovery Year | 1880 |
| Data Source | USGS MRDS |
| Source ID | 10011911 |