Mine detail: Poncha Pass Claim

Previously called 'Lucky Nos. 13 Claims'

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Location

Lat / long:

38.43944, -106.1031

Resource(B)

Primary:	Tungsten
Tertiary:	Fluorine-Fluorite
Ore:	Fluorite, Scheelite
Gangue:	Chalcedony, Diopside, Epidote, Garnet, Quartz

Production

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

Geology

Host rock:	Interlayered Felsic And Hornblendic Gneisses
Host type:	Hornblendite,Quartzite,Greenstone,Amphibolite
Structure:	Northern Sangre De Cristo Range, Southern Sawatch Range, Arkansas Valley Graben, Skarn Zone; Faults, Fractures
Tectonic:	Central Cordillera (Southern Rocky Mountains)

References

MRDS	D010245
DEP	10094629
Reference	{Deposit:: BELSER, CARL, 1956, TUNGSTEN POTENTIAL IN CHAFFEE, FREMONT,GUNNISON, LAKE, LARIMER, PARK, AND SUMMIT COUNTIES, COLORADO: USBM INFORMATION CIRCULAR 7748, P. 3-7}{Deposit:: HEINRICH, E. W., 1981, PRECAMBRIAN TUNGSTEN AND COPPER-ZINC SKARN DEPOSITS OF SOUTH-CENTRAL COLORADO: CGS RESOURCE SERIES 21, P. 55}{Deposit:: TWETO, O. L., STEVEN, T. A., HAIL, W. J., JR., MOENCH; R. H., 1976, PRELIMINARY GEOLOGIC MAP OF THE MONTROSE 1 DEG X 2 DEG QUADRANGLE, SOUTHWESTERN COLORADO: USGS MAP MF-761, 1:250,000.}{Deposit:: SHARPS, T. I., 1965, TUNGSTEN IN COLORADO: COLORADO SCHOOL MINES MINERAL INDUSTRIES BULLETIN, V. 8, NO. 5, 16 P.}{Deposit:: LEMMON, D. M. AND TWETO, O. L., 1962, TUNGSTEN IN THE UNITED STATES: USGS MAP MR-25, TEXT}{Deposit:: BRADY, B. T., 1975, MAP SHOWING FLUORSPAR DEPOSITS IN COLORADO: USGS MAP MR-70, 1:500,000, TEXT}
Reporter	Collins, Donna B.