| Lat / long: | 38.47362, -105.37363 |
| Primary: | Feldspar |
| Secondary: | Mica, Beryllium |
| Ore: | Beryl, Microcline, Muscovite |
| Gangue: | Magnetite, Quartz |
| Discovery year: | 1945 |
| Operation type: | Surface |
| Production size: | None |
| Development status: | Past Producer |
| Host rock: | Migmatitic Gneiss |
| Host type: | Gneiss,Pegmatite |
| Associated rock: | Quartz Diorite |
| Associated type: | Diorite |
| Structure: | Southern Front Range, Canon City Embayment, Eightmile Park, Ne-Trending Faults |
| Tectonic: | Central Cordillera (Southern Rocky Mountains) |
| MRDS | D009891 |
| DEP | 10087802 |
| 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. |