Portal Mine
ProducerSilver, Gold, CopperUSGS MRDS
Location
| State | Montana |
| County | Jefferson |
| Coordinates | 46.34407, -112.11032 |
Commodities
| Primary | Silver, Gold, Copper |
Mine Details
| Status | Producer |
| Deposit Type | Unknown |
| Data Source | USGS MRDS |
| Source ID | 10019619 |