Mine detail: Joker Mine

Previously called 'Rocky Mountain Boy Claims Patented Claims'

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Location

Lat / long:

38.39723, -105.32474

Resource(M)

Primary:	Copper, Silver
Secondary:	Zinc, Gold
Ore:	Chalcopyrite
Gangue:	Actinolite, Biotite, Calcite, Epidote, Garnet, Plagioclase, Pyrite, Quartz

Production

Operation type:	Underground
Production size:	None
Development status:	Prospect

Geology

Associated rock:	Granodiorite
Associated type:	Quartz Monzonite,Granite
Structure:	Northern Wet Mountains, Canon City Embayment, Thirtynine Mile Volcanic Field, Shaft On Shear Zone; E-W-Trending Fault; Near Webster Park Graben, Ilse Fault
Tectonic:	Central Cordillera (Southern Rocky Mountains)
Alteration processes:	Altered Biotite Gneisses; Kaolinization

References

MRDS	D009625
DEP	10087783
Reference	{Deposit:: COKER, R. J., 1982, MINERAL RESOURCES OF THE ARKANSAS CANYON PLANNING UNIT WITH SPECIAL EMPHASIS ON THE FORMER GRAPE CREEK WILDERNESS STUDY AREAS AND THE MCINTYRE HILLS WILDERNESS STUDY AREA: US BLM MINERAL REPORT, P. 71-73}{Deposit:: TAYLOR, R. B., SCOTT, G. R., WOBUS, R. A., AND EPIS R. C., 1975, RECONNAISSANCE GEOLOGIC MAP OF THE ROYAL GORGE QUADRANGLE, FREMONT AND CUSTER COUNTIES, COLORAD; USGS MAP I-869, 1: 62,500.}{Deposit:: RAYMOND, W. H. AND SHERIDAN, D. M., 1980, DATA ON SOME STRATABOUND PRECAMBRIAN. DEPOSITS CONTAINING ZINC, COPPER, LEAD, SILVER AND GOLD IN THE ROYAL GORGE 15-MINUTE QUADRANGLE, COLORADO: USGS OFR 80-833, 8 P.}
Reporter	Collins, Donna B.