Mine detail: H G & S No. 3 Mine

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

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Location

Lat / long:

40.64387, -105.36698

Resource(B)

Primary:	Mica, Beryllium
Ore:	Beryl, Muscovite

Production

Operation type:	Unknown
Production size:	None
Development status:	Occurrence

Geology

Host rock:	Metamorphic Rocks-Biotite Gneiss, Schist, And Migmatite;Pegmatite
Host type:	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)

References

MRDS	D010325
DEP	10013815
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:: USBM MINERAL EXAM. FILE (FROM ORIGINAL CRIB RECORD)}
Reporter	Schwochow, Stephen D.