Black Mountain Group
Past ProducerArsenicSurface-UndergroundUSGS MRDS
Location
| State | California |
| County | San Diego |
| Coordinates | 32.98316, -117.11476 |
Commodities
| Primary | Arsenic |
| Tertiary | Gold |
Mine Details
| Status | Past Producer |
| Type | Surface-Underground |
| Data Source | USGS MRDS |
| Source ID | 10262361 |