Commodities
PrimaryBeryllium, Mica
Commodity typeB
Deposit
Deposit sizeS
WorkingsSurface
Materials
Ore mineralsBeryl, Muscovite
Geology
Host rockMica Schist · Metasedimentary Rocks-Mica Shcist;Pegmatite
Associated rockTonalite,Pegmatite · Pegmatite;Tonalite (Quartz Diorite)
StructureFront Range Uplift, Thompson Canyon Fault, Mt Olympus Batholith, Ne-Trending Folds
Tectonic settingCentral Cordillera (Southern Rocky Mtns)
Economic & production
Development statusPast Producer
Last production1960
Identification
Deposit ID10087854
MRDS IDD010322
RegionNA
Data scoreB
Coordinates40.41526, -105.37448
References
THURSTON, W.R., 1955, PEGMATITES OF THE CRYSTAL MOUNTAIN DISTRICT, LARIMER COUNTY, COLORADO: USGS BULL. 1011, 185 P., 13 PLS.COLORADO DIV. MINES INF. REPT.BRADDOCK, W.A., AND OTHERS, 1970, GEOLOGIC MAP OF THE DRAKE QUADRANGLE, LARIMER COUNTY, COLORADO: USGS MAP GQ-829.