Colorado · Larimer County
Past Producer
Pan Claims
Larimer County, Colorado, United States
Beryllium
Mica
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USGS source ↗
Commodities
Primary
Beryllium
Tertiary
Mica
Commodity type
B
Deposit
Deposit size
S
Materials
Ore minerals
Beryl, Muscovite
Gangue
Garnet, Tourmaline
Geology
Host rock
Mica Schist · Metasedimentary Rocks--Quartz-Mica Schist;Pegmatite
Associated rock
Tonalite,Pegmatite · Pegmatite;Tonalite (Quartz Fiorite)
Structure
Front Range Uplift, Thompson Canyon Fault, Mt Olympus Batholith, Ne-Trending Folds
Tectonic setting
Central Cordillera (Southern Rocky Mtns)
Economic & production
Development status
Past Producer
Identification
Deposit ID
10013860
MRDS ID
D010390
Region
NA
Data score
B
Coordinates
40.57248, -105.43031
References
THURSTON, W.R., 1955, PEGMATITES OF THE CRYSTAL MOUNTAIN DISTRICT, LARIMER COUNTY, COLORADO: USGS BULL. 1011, 185 P., 13 PLS.USBM MINERAL EXAM. FILE (FROM ORIGINAL CRIB RECORD)