Niobium (Columbium) Mines in Colorado
3Total Sites
0Active
Niobium (Columbium) Mining in Colorado
Colorado has 3 niobium (columbium)-related mine and mineral deposit locations recorded in federal databases. None are currently listed as active, but historical records document past production and geological occurrences. Data comes from the USGS Mineral Resources Data System and MSHA Mine Safety and Health Administration records.
By County
| County | Sites |
|---|---|
| Custer County | 1 |
| Gilpin County | 1 |
| Gunnison County | 1 |
Niobium (Columbium) Mines
| Mine | County | Type | Status |
|---|---|---|---|
| Dory Hill | Gilpin | Underground | Past Producer |
| Du Pont Tunnel | Gunnison | Prospect | |
| Gem Park Complex | Custer | Prospect |
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