Fire Clay (Refractory) Mines in Montana
10Total Sites
4Active
Fire Clay (Refractory) Mining in Montana
Montana has 10 fire clay (refractory)-related mine and mineral deposit locations recorded in federal databases. Of these, 4 are currently active operations. Data comes from the USGS Mineral Resources Data System and MSHA Mine Safety and Health Administration records.
By County
| County | Sites |
|---|---|
| Deer Lodge County | 3 |
| Phillips County | 3 |
| Madison County | 2 |
| Park County | 1 |
| Silver Bow County | 1 |
Fire Clay (Refractory) Mines
| Mine | County | Type | Status |
|---|---|---|---|
| Gavin Placer | Silver Bow | Producer | |
| Malta Mine | Phillips | Surface | Producer |
| Malta Plant | Phillips | Producer | |
| West Mine | Phillips | Surface | Producer |
| Anaconda Clay Pit | Deer Lodge | Past Producer | |
| Deniff Quarry | Deer Lodge | Surface | Past Producer |
| Fire Clay Claim | Park | Surface | Occurrence |
| Places Fire Clay Mine | Deer Lodge | Past Producer | |
| Unnamed Sillimanite | Madison | Unknown | |
| Unnamed Sillimanite | Madison | Unknown |
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