Man Ridge Mine
Past ProducerSurface-UndergroundUSGS MRDS
Location
| State | California |
| County | Alameda |
| Coordinates | 37.50991, -121.58432 |
Commodities
| Tertiary | Manganese |
Mine Details
| Status | Past Producer |
| Type | Surface-Underground |
| Discovery Year | 1916 |
| Data Source | USGS MRDS |
| Source ID | 10162713 |