| Lat / long: | 39.70832, -105.43392 |
| Primary: | Mica, Beryllium |
| Ore: | Feldspar, Mica |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Producer |
| Host type: | Gneiss,Pegmatite |
| MRDS | D003238 |
| DEP | 10009940 |
| Reference | USGS PROF PAPER 227 , PAGES 29 - 30 , PLATES 1 AND |
| Reporter | Hasler, J. William |