Thorium Mines in Montana
71Total Sites
0Active
Thorium Mining in Montana
Montana has 71 thorium-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 |
|---|---|
| Beaverhead County | 64 |
| Madison County | 3 |
| Broadwater County | 2 |
| Ravalli County | 2 |
Thorium Mines
| Mine | County | Type | Status |
|---|---|---|---|
| Atomic Blast | Beaverhead | Occurrence | |
| Atomic Blast | Beaverhead | Surface | Prospect |
| B&b Nos. 1 and 4 | Beaverhead | Occurrence | |
| Beaverhead | Beaverhead | Occurrence | |
| Beaverhead | Beaverhead | Occurrence | |
| Bighorn | Beaverhead | Occurrence | |
| Black Rock | Beaverhead | Surface | Prospect |
| Brown Bear No. 2 | Beaverhead | Occurrence | |
| Brown Bear No. 3 | Beaverhead | Occurrence | |
| Brown Bear No. 5 | Beaverhead | Occurrence | |
| Bull Moose | Beaverhead | Occurrence | |
| Cago No. 10 | Beaverhead | Occurrence | |
| Cago No. 10 | Beaverhead | Surface | Prospect |
| Cameron Creek Placer | Ravalli | Placer | Unknown |
| Contact | Beaverhead | Surface | Prospect |
| Dan Patch No. 3 | Beaverhead | Occurrence | |
| Dan Patch Nos. 1-3 | Beaverhead | Surface | Prospect |
| Danpatch Nos. 1 and 2 | Beaverhead | Occurrence | |
| Divide No. 1 and 2 Claims | Beaverhead | Occurrence | |
| Divide Nos.1&2 Claims | Beaverhead | Surface | Prospect |
| Frying Pan and Frying Pan No. 2 | Beaverhead | Occurrence | |
| G & G Nos 6 and 8 | Beaverhead | Occurrence | |
| G & G Nos. 1 , 2 and 5 | Beaverhead | Occurrence | |
| Gray Goose | Beaverhead | Occurrence | |
| Gray Goose Claims | Beaverhead | Surface | Unknown |
| H. R. S. No. 1 | Beaverhead | Occurrence | |
| H.r.s. No. 1 | Beaverhead | Surface | Prospect |
| Last Chance Group | Beaverhead | Surface | Prospect |
| Last Chance-Shady Tree Mine | Beaverhead | Occurrence | |
| Lemhi Pass Area | Beaverhead | Prospect | |
| Little Brown Egg Thorium | Broadwater | Occurrence | |
| Lookout No 3 Claim | Beaverhead | Surface | Prospect |
| Lookout No. 3 Claim | Beaverhead | Occurrence | |
| Lucky Day Nos 1 and 2 | Beaverhead | Occurrence | |
| M.s.d. No 7 | Beaverhead | Occurrence | |
| M.s.d. No. 1 | Beaverhead | Occurrence | |
| Nugget Gulch | Madison | Placer | Prospect |
| Orpha | Beaverhead | Occurrence | |
| Orpha | Beaverhead | Surface | Prospect |
| Pegmatite On Montana State Land | Beaverhead | Occurrence | |
| Poison Lake Claim | Beaverhead | Occurrence | |
| Poison Lake Lode Claim | Beaverhead | Surface | Prospect |
| Radio Claim | Beaverhead | Surface | Prospect |
| Reactor | Beaverhead | Surface | Prospect |
| Reactor Nos. 1 , 3 and 5 | Beaverhead | Occurrence | |
| Rye Creek | Ravalli | Placer | Unknown |
| Saddlehorn No. 3 | Beaverhead | Occurrence | |
| Saddlehorn No. 3 | Beaverhead | Surface | Prospect |
| Shear Zone | Beaverhead | Occurrence | |
| Shear Zone | Beaverhead | Surface | Prospect |