Mine detail: Wilfley Group

Previously called ''

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Location

Lat / long:

39.02694, -105.42614

Resource(M)

Primary:	Tungsten, Gold
Ore:	Gold, Scheelite
Gangue:	Chlorite, Clinozoisite, Epidote, Garnet, Quartz, Vesuvianite, Wollastonite
Orebody form:	LENSOID, TABULAR, PODS

Production

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

Geology

Host rock:	Biotite
Host type:	Schist,Gneiss
Associated rock:	Pegmatite Possibly Related To Boulder Creek Granitoid;Silver Plume Quartz Monzonite
Associated type:	Quartz Monzonite,Pegmatite
Structure:	Front Range, Tarryall Mountains, Puma Hills, Lake George Ring Dike Complex, Nw-Trending Faults
Tectonic:	Central Cordillera, Southern Rocky Mtns

References

MRDS	D009215
DEP	10013111
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:: HEINRICH, E.W., 1981, PRECAMBRIAN TUNGSTEN AND COPPER-ZINC SKARN DEPOSITS OF SOUTH-CENTRAL COLORADO: CGS RESOURCE SERIES 21, 115 P.}{Deposit:: BRYANT, BRUCE, MCGREW, L.W. AND WOBUS, R.A., 1981, GEOLOGIC MAP OF THE DENVER 1 DEGREE X 2 DEGREES QUADRANGLE, NORTH-CENTRAL COLORADO: USGS MAP I-1163, 1:250,000.}
Reporter	Collins, Donna B.