Humboldt Mine (cci)
Past ProducerIronSurfaceUSGS MRDS
Location
| State | Michigan |
| County | Marquette |
| Coordinates | 46.49000, -87.90003 |
Commodities
| Primary | Iron |
Mine Details
| Status | Past Producer |
| Type | Surface |
| First Production | 1954 |
| Last Production | 1972 |
| Data Source | USGS MRDS |
| Source ID | 10068369 |