| Lat / long: | 40.35498, -105.29253 |
| Primary: | Beryllium |
| Tertiary: | Lithium, Niobium (Columbium), Tantalum |
| Ore: | Amblygonite, Beryl |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Producer |
| Host rock: | Metasedimentary Rocks--Quartzofeldspathic Schist And Gneiss;Pegmatite |
| Host type: | Gneiss |
| Associated rock: | Pegmatite;Tonalite (Quartz Diorite) |
| Associated type: | Tonalite,Pegmatite |
| Structure: | Front Range Uplift, Ne-Trending Fault |
| Tectonic: | Central Cordillera (Southern Rocky Mtns) |
| MRDS | D010404 |
| DEP | 10013870 |
| Reference | {Deposit:: THURSTON, W.R., 1955, PEGMATITES OF THE CRYSTAL MOUNTAIN DISTRICT, LARIMER COUNTY, COLORADO: USGS BULL. 1011, 185 P., 13 PLS.}{Deposit:: MEEVES, H.C., AND OTHERS, 1966, RECONNAISSANCE OF BERYLLIUM-BEARING PEGMATITE DEPOSITS IN SIX WESTERN STATES: USBM IC-8298, P. 30.}{Deposit:: COLTON, R.B., 1978, GEOLOGIC MAP OF THE BOULDER-FORT COLLINS-GREELEY AREA, COLORADO: USGS MAP I-855-G.}{Production:: DMEA RECORDS AND CONSERV. DIV. COMP. DATA (FROM ORIGINAL CRIB RECORD)} |
| Reporter | Schwochow, Stephen D. |