| Lat / long: | 39.70809, -105.44029 |
| Primary: | Feldspar |
| Tertiary: | Beryllium, Mica, REE, Tantalum |
| Operation type: | Surface-Underground |
| Development status: | Past Producer |
| MRDS | D010227 |
| MAS | 80190741 |
| DEP | 10166753 |
| Reference | {Deposit:: REF: MINOBRAS OF COLO. 1974 REF:USGS CRIB OWNER:JOE GR}{Deposit:: USGS PROFESSIONAL PAPER 227} |
| Reporter | Martin |