| Lat / long: | 38.86667, -106.03393 |
| Primary: | Niobium (Columbium), Tantalum, REE, Feldspar |
| Ore: | Euxenite, Monazite |
| Operation type: | Unknown |
| Production size: | Yes |
| Development status: | Producer |
| MRDS | D001796 |
| DEP | 10009120 |
| Reference | HEINRICH, E. W., 1948, FLUORITE - RARE EARTH MINERAL PEGMATITES OF CHAFFEE AND FREMONT COUNTIES, COLO. AM. MINERALOGIST, V. 33, NO. 1 - |
| Reporter | Parker, Raymond L. |