Niobium (Columbium) Mines
56Total Sites
2Active
Top States
| State | Sites |
|---|---|
| Idaho | 19 |
| Montana | 15 |
| Pennsylvania | 4 |
| Arkansas | 4 |
| Colorado | 3 |
| Washington | 2 |
| North Carolina | 2 |
| New Mexico | 2 |
| Wyoming | 1 |
| Nebraska | 1 |
| Maine | 1 |
| California | 1 |
| Alaska | 1 |
Notable Sites
| Mine | State | County | Status |
|---|---|---|---|
| Kennametal Inc--latrobe, Pa. | Pennsylvania | Westmoreland | Producer |
| Sanostee Prospect | New Mexico | San Juan | Producer |
| Beaver Creek | Montana | Ravalli | Occurrence |
| Beaver Creek Columbite Deposit | Montana | Ravalli | Prospect |
| Black Republican | Washington | Chelan | Unknown |
| Bowman Prospect | Idaho | Boise | Unknown |
| Bruce Meadow Placer | Idaho | Valley | Prospect |
| Cache Creek Placer | Idaho | Valley | Prospect |
| California Gulch | Montana | Madison | Unknown |
| Canyon Creek Placers | Idaho | Boise | Occurrence |
| Castle View Claims | Idaho | Boise | Occurrence |
| Clear Creek Columbium Prospect | Idaho | Boise | Occurrence |
| Clear Creek Placers | Idaho | Boise | Occurrence |
| Cleveland County Pe | North Carolina | Cleveland | Unknown |
| Columbite | Montana | Ravalli | Occurrence |
| Dark Star Group | Montana | Ravalli | Unknown |
| Deadwood Placer | Idaho | Valley | Occurrence |
| Dismal Swamp Placer Mine | Idaho | Elmore | Past Producer |
| Dory Hill | Colorado | Gilpin | Past Producer |
| Du Pont Tunnel | Colorado | Gunnison | Prospect |
| Elk Creek | Nebraska | Johnson | Prospect |
| Fourche Bayou Deposit | Arkansas | Pulaski | Occurrence |
| Gaston County Pegmatite | North Carolina | Gaston | Unknown |
| Gem Park Complex | Colorado | Custer | Prospect |
| Gold Dust #1,2,3 | Idaho | Boise | Prospect |
| Hurricane Creek Deposit | Arkansas | Saline | Occurrence |
| Kawecki-berylco Al'ys-bowyertown Pa | Pennsylvania | Berks | Past Producer |
| Kiana | Alaska | Occurrence | |
| Kouba Pegmatite Property | Idaho | Idaho | Occurrence |
| Last Chance No. 3 | Montana | Beaverhead | Prospect |
| Lecroy Farm | Arkansas | Garland | Unknown |
| Litchfield | Maine | Kennebec | Occurrence |
| M. J. Kouba Pegmatite | Idaho | Idaho | Occurrence |
| Monazite Group | Idaho | Valley | Unknown |
| New Columbium | Idaho | Boise | Prospect |
| Newcomer Prdts--latrobe, Pa. | Pennsylvania | Westmoreland | Past Producer |
| Potash Sulfur Springs | Arkansas | Garland | Occurrence |
| Ralph Hart Prospect | Washington | Okanogan | Occurrence |
| Reading Alloys--robesonia, Pa. | Pennsylvania | Berks | Past Producer |
| Rocky Boy Stock | Montana | Hill | Occurrence |
| Rye Creek Prospect | Montana | Ravalli | Occurrence |
| Sack Creek Placer | Idaho | Valley | Prospect |
| Sand Basin Placers | Montana | Granite | Unknown |
| Sheep Creek Columbite Deposits | Montana | Ravalli | Prospect |
| Small Prospect Mar | California | Calaveras | Occurrence |
| St Christopher Columbite Placer | New Mexico | Rio Arriba | Past Producer |
| Stella Bomar Nos.1&2 | Idaho | Boise | Prospect |
| The Vaught-peck Columbium Prospect | Idaho | Boise | Prospect |
| Tirebiter #5 & #6 | Montana | Ravalli | Prospect |
| Unknown | Wyoming | Albany | Prospect |