Black Rock Group
Past ProducerUndergroundUSGS MRDS
Location
| State | Arizona |
| County | Greenlee |
| Coordinates | 33.08320, -109.29235 |
Commodities
| Tertiary | Manganese |
Mine Details
| Status | Past Producer |
| Type | Underground |
| Discovery Year | 1951 |
| Data Source | USGS MRDS |
| Source ID | 10234833 |