Mine detail: H G & S No. 3 Mine

Previously called 'H G & J No. 3 Claim'

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Location: Larimer County, Colorado, United States, North America
Lat / long: 40.64387, -105.36698
dep_id: 10013815
mrds_id: D010325
Commodity type: metallic and nonmetallic
Major mineral: Mica, Beryllium
Operation type: Unknown
Production size: No production occurred
Development status: Occurrence
ore: Beryl, Muscovite
Reporter: Schwochow, Stephen D.
hrock_unit: Metamorphic Rocks-Biotite Gneiss, Schist, And Migmatite;Pegmatite
hrock_type: Mica Schist
arock_unit: Pegmatite;Tonalite (Quartz Diorite)
arock_type: Tonalite,Pegmatite
Structure: Front Range Uplift, Thompson Canyon Fault, Mt Olympus Batholith, Ne-Trending Folds
tectonic: Central Cordillera (Southern Rocky Mtns)
References:
  • 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:: USBM MINERAL EXAM. FILE (FROM ORIGINAL CRIB RECORD)
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