Mine detail: Nash Ranch Prospect

Previously called ''

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Location

Lat / long:

38.70833, -105.46975

Resource(M)

Primary:	Tungsten
Ore:	Scheelite
Gangue:	Chlorite, Epidote, Garnet, Quartz
Orebody form:	LENSOID, TABULAR, PODLIKE

Production

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

Geology

Host rock:	Biotite Gneiss, Migmatitic Gneiss
Host type:	Schist,Gneiss,Skarn (Tactite)
Associated rock:	Granodiorite Of Boulder Creek Age
Associated type:	Pegmatite
Structure:	Thirty One Mile Mountain Volcanic Center, Front Range, Currant Creek Fault And Related Nw-Trending Faults
Tectonic:	Central Cordillera, Southern Rocky Mtns

References

MRDS	D009188
DEP	10013090
Reference	{Deposit:: BELSER, CARL, 1956, TUNGSTEN POTENTIAL IN CHAFFEE, FREMONT, GUNNISON, LAKE, LARIMER, PARK, AND SUMMIT COUNTIES, COLORADO: USBM INFORMATION CIRCULAR 7748, P. 19-26.}{Deposit:: WOBUS, R.A., EPIS, R.C., SCOTT; G.R., 1979, GEOLOGIC MAP OF THE COVER MOUNTAIN QUADRANGLE, FREMONT, PARK, AND TELLER COUNTIES COLORADO: USGS MAP I-1179, 1:62,500}{Deposit:: HEINRICH, E.W., 1981, PRECAMBRIAN TUNGSTEN AND COPPER-ZINC SKARN DEPOSITS OF SOUTH-CENTRAL COLORADO: CGS RESOURCE SERIES 21, 115 P.}
Reporter	Collins, Donna B.