Mine detail: Wisdom Ranch Prospect

Previously called ''

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Location

Lat / long:

40.59776, -105.36503

Resource(M)

Primary:	Beryllium
Ore:	Beryl, Chrysoberyl
Gangue:	Albite, Garnet, Hematite, Magnetite, Microcline, Sillimanite
Discovery year:	1941

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
First production started:	1941

Geology

Host rock:	Metamorphic Rocks--Biotite Gneiss, Schist, And Migmatite;Pegmatite
Host type:	Schist,Gneiss
Associated rock:	Pegmatite;Diabase
Associated type:	Diabase,Pegmatite
Structure:	Front Range Uplift, Thompson Canyon Fault, Mt Olympus Batholith, Ne-Trending Folds
Tectonic:	Central Cordillera (Southern Rocky Mtns)
Alteration processes:	Fe Oxidation; Sericitization Of Sillimanite

References

MRDS	D010340
DEP	10013823
Reference	{Deposit:: THURSTON, W.R., 1955, PEGMATITES OF THE CRYSTAL MOUNTAIN DISTRICT, LARIMER COUNTY, COLORADO: USGS BULL. 1011, 185 P., 13 PLS.}{Deposit:: HANLEY, J.B., AND OTHERS, 1950, PEGMATITE INVESTIGATIONS IN COLORADO, WYOMING, AND UTAH, 1942-1944: USGS PROF. PAPER 227, P. 102-104, PL. 15.}
Reporter	Schwochow, Stephen D.