Thorium, REE Mines in Colorado
12Total Sites
0Active
Thorium, REE Mining in Colorado
Colorado has 12 thorium, ree-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 | 11 |
| Fremont County | 1 |
Thorium, REE Mines
| Mine | County | Type | Status |
|---|---|---|---|
| Anna Lee Lode | Custer | Surface | Prospect |
| Atomic Mountain Claim | Custer | Underground | Prospect |
| Beardsley Deposit | Custer | Surface | Past Producer |
| Darby Extension | Custer | Past Producer | |
| Franklin Mine | Custer | Surface-Underground | Past Producer |
| Hot Shot Claims | Fremont | Occurrence | |
| Little Maud Claim | Custer | Prospect | |
| Nightengale Claim | Custer | Surface | Prospect |
| Pennie Poker | Custer | Surface-Underground | Past Producer |
| Starbuck Claim | Custer | Surface-Underground | Prospect |
| Thorium Mountain Mine | Custer | Surface-Underground | Past Producer |
| Twenty Grand Claim | Custer | Surface-Underground | Prospect |
All thorium, ree mines nationwide → · All mines in Colorado →