Armstrong No. 1 Prospect
OccurrenceUSGS MRDS
Location
| State | California |
| County | Trinity |
| Coordinates | 40.19541, -123.30778 |
Commodities
| Tertiary | Manganese |
Mine Details
| Status | Occurrence |
| Data Source | USGS MRDS |
| Source ID | 10033665 |
| State | California |
| County | Trinity |
| Coordinates | 40.19541, -123.30778 |
| Tertiary | Manganese |
| Status | Occurrence |
| Data Source | USGS MRDS |
| Source ID | 10033665 |