Mine detail: Tanner Boy Group

Previously called 'Red Hills Group'

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Location

Lat / long: 38.39168, -105.32085

Resource(M)

Primary: Uranium

Production

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

Geology

Host rock:Migmatitic Gneiss
Host type:Gneiss
Associated rock:Granodiorite
Associated type:Diorite
Structure:Northern Wet Mountains, Canon City Embayment, Ew-Trending Faults, Webster Park Graben, Ilse Fault
Tectonic:Central Cordillera (Southern Rocky Mountains)
Alteration processes:Altered Biotite Gneisses; Kaolinization

References

MRDSD009604
DEP10013360
Reference{Deposit:: NELSON-MOORE, J. L., COLLINS, D. B. AND HORNBAKER, A. L., 1978, RADIOACTIVE MINERAL OCCURRENCES OF COLORADO AND BIBLIOGRAPHY: CGS BULLETIN 40, P. 152.}{Deposit:: DMEA RECORDS}{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.}
ReporterCollins, Donna B.