Mine detail: Yorkville Area Prospects

Previously called ''

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Location

Lat / long:

38.27945, -105.27974

Resource(B)

Primary:	Copper, Silver
Secondary:	Barium-Barite
Ore:	Barite, Malachite, Silver
Gangue:	Garnet, Quartz

Production

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

Geology

Host rock:	Migmatitic Gneiss
Host type:	Schist,Gneiss
Associated rock:	Granodiorite
Associated type:	Quartz Monzonite,Granite
Structure:	Northern Wet Mountains, Canon City Embayment, Thirtynine Mile Volcanic Field, Ne-Trending Shears Contain Barite
Tectonic:	Central Cordillera (Southern Rocky Mountains)
Alteration processes:	Altered Biotite Gneisses; Kaolinization

References

MRDS	D009599
DEP	10013357
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. 47-49}{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, COLORADO: USGS MAP I-869, 1: 62,500.}
Reporter	Collins, Donna B.