| Lat / long: | 38.46251, -105.3564 |
| Primary: | Feldspar |
| Secondary: | Mica |
| Tertiary: | Beryllium |
| Ore: | Beryl, Microcline |
| Gangue: | Garnet, Magnetite, Quartz |
| Orebody form: | SHEET-LIKE |
| Other material: | Muscovite |
| Discovery year: | 1945 |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Producer |
| First production started: | 1947 |
| Host type: | Diorite,Pegmatite |
| Associated rock: | Quartz Diorite;Granodiorite |
| Associated type: | Diorite |
| Structure: | Southern Front Range, Canon City Embayment, Eightmile Park, Ne-Trending Faults |
| Tectonic: | Central Cordillera (Southern Rocky Mountains) |
| MRDS | D009889 |
| DEP | 10107986 |
| Reference | {Deposit:: HEINRICH, E. W., 1948, PEGMATITES OF EIGHT MILE PARK, FREMONT COUNTY, COLORADO: THE AMERICAN MINERALOGIST, V. 33, NOS. 7-10, P. 420-448, 550-587}{Deposit:: TAYLOR, R. B., SCOTT, G. R., WOBUS, R. A. AND EPIS, R. C., 1975, RECONNAISSANCE GEOLOGIC MAP OF THE ROYAL GORGE QUADRANGLE, FREMONT AND CUSTER COUNTIES, COLORADO: USGS MAP I-869, 1:250,000} |
| Reporter | Collins, Donna B. |