Stone Mines in Montana
26Total Sites
8Active
Stone Mining in Montana
Montana has 26 stone-related mine and mineral deposit locations recorded in federal databases. Of these, 8 are currently active operations. Data comes from the USGS Mineral Resources Data System and MSHA Mine Safety and Health Administration records.
By County
Stone Mines
| Mine | County | Type | Status |
|---|---|---|---|
| Cascade Quarry | Cascade | Surface | Producer |
| Cazier Quarry | Gallatin | Surface | Producer |
| Deadman Quarry | Carbon | Underground | Producer |
| Fishtrap Quarries | Sanders | Surface | Producer |
| L.s. Jensen & Sons Inc. | Missoula | Surface | Producer |
| Maiden Rock Silica | Silver Bow | Producer | |
| Silica Quarry | Gallatin | Surface | Producer |
| Surprise Stone Quarry | Fergus | Surface | Producer |
| Bonner Quarry | Missoula | Surface | Past Producer |
| Cazier Quarry | Broadwater | Surface | Past Producer |
| Cr 1 | Silver Bow | Surface | Past Producer |
| Dumos | Jefferson | Surface | Past Producer |
| Flathead Sunset Quarry | Flathead | Surface | Past Producer |
| Gardiner Quarry | Park | Surface | Past Producer |
| Montana Onyx Mine | Madison | Occurrence | |
| Montana Onyx Quarries | Madison | Occurrence | |
| Porcupine Ridge | Gallatin | Past Producer | |
| Quarry | Lake | Surface | Unknown |
| Quarry | Lake | Surface | Unknown |
| Radersburg Quarry | Broadwater | Surface | Past Producer |
| Trevillion-Johnson Memorial Co. | Jefferson | Surface | Past Producer |
| Unnamed Flagstone | Sanders | Occurrence | |
| Welch Placer Quarry | Jefferson | Surface | Past Producer |
| Wildcat | Silver Bow | Underground | Past Producer |
| Wolf Creek Picture Stone No1 Quarry | Lewis and Clark | Surface | Past Producer |
| Wolf Creek Picture Stone No3 | Lewis and Clark | Surface | Prospect |