Mica, Feldspar Mines in Colorado
11Total Sites
0Active
Mica, Feldspar Mining in Colorado
Colorado has 11 mica, feldspar-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 |
|---|---|
| Fremont County | 4 |
| Jefferson County | 3 |
| Chaffee County | 2 |
| Douglas County | 1 |
| Park County | 1 |
Mica, Feldspar Mines
| Mine | County | Type | Status |
|---|---|---|---|
| Bull Gulch Prospect | Fremont | Surface | Prospect |
| Combination Prospect | Chaffee | Occurrence | |
| Famous Lode Mica Prospect | Park | Occurrence | |
| R. Gilman Ranch Pegmatite | Jefferson | Occurrence | |
| Riegel Feldspar Prospect | Chaffee | Occurrence | |
| Roscoe Beryl Prospect | Jefferson | Surface | Past Producer |
| Rosemont Mine | Fremont | Surface-Underground | Past Producer |
| Rowe's South Prospect | Fremont | Surface | Prospect |
| Schaaf Prospect | Fremont | Occurrence | |
| Silver Glen Ranch Pegmatite | Jefferson | Past Producer | |
| Unknown | Douglas | Occurrence |
All mica, feldspar mines nationwide → · All mines in Colorado →