| Lat / long: | 40.4597, -105.35337 |
| Primary: | Feldspar, Beryllium, Mica |
| Tertiary: | Uranium, Lithium, Bismuth, Phosphorus-Phosphates |
| Ore: | Beryl, Muscovite |
| Gangue: | Albite, Apatite, Bertrandite, Bismuthinite, Cleavelandite, Garnet, Purpurite, Torbernite, Tourmaline, Triphylite, Uraninite |
| Orebody form: | LENTICULAR |
| Discovery year: | 1936 |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Producer |
| First production started: | 1936 |
| Last production ended: | 1948 |
| Host rock: | Metasedimentary Rocks--Quartz-Mica Schist;Pegmatite |
| Host type: | Tonalite,Mica Schist |
| Associated rock: | Pegmatite;Tonalite (Quartz Diorite) |
| Associated type: | Tonalite,Pegmatite |
| Structure: | Front Range Uplift, Thompson Canyon Fault, Mt Olympus Batholith, Ne-Trending Folds |
| Tectonic: | Central Cordillera (Southern Rocky Mtns) |
| Alteration processes: | Fe Oxidation; Alteration Of Bi And U Minerals |
| MRDS | D010387 |
| DEP | 10013857 |
| Reference | {Deposit:: THURSTON, W.R., 1955, PEGMATITES OF THE CRYSTAL MOUNTAIN DISTRICT, LARIMER COUNTY, COLORADO: USGS BULL. 1011, 185 P., 13 PLS.}{Deposit:: HANLEY, J.B., AND OTHERS, 1950, PEGMATITE INVESTIGATIONS IN COLORADO, WYOMING, AND UTAH, 1942-1944: USGS PROF. PAPER 227, P. 99-102.}{Deposit:: MEEVES, H.C., AND OTHERS, 1966, RECONNAISSANCE OF BERYLLIUM-BEARING PEGMATITE DEPOSITS IN SIX WESTERN STATES: USBM IC-8298, P. 30.}{Deposit:: GILKEY, M.M., 1960, HYATT RANCH PEGMATITE, LARIMER COUNTY, COLO.: USBM RI-5643, 18 P. & &}{Deposit:: BRADDOCK, W.A., AND OTHERS, 1970, GEOLOGIC MAP OF THE DRAKE QUADRANGLE, LARIMER COUNTY, COLORADO: USGS MAP GQ-829.}{Production:: HANLEY AND OTHERS, 1950; THURSTON, 1955} |
| Reporter | Schwochow, Stephen D. |