Mine detail: Unidentified Occurrence

Previously called 'Unnamed Prospect'

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Location

Lat / long:

38.12668, -105.31335

Resource(M)

Primary:	Thorium
Ore:	Thorite
Gangue:	Barite, Fluorite, Galena, Limonite, Pyrite, Quartz
Discovery year:	1951

Production

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

Geology

Host rock:	Hornblende-Plagioclase Gneiss And Alaskitic Granite Gneiss
Host type:	Gneiss
Associated rock:	Intrusive Rhyolite Porphyry
Associated type:	Rhyolite
Structure:	Wet Mountains, Nw-Trending Shear Zones
Tectonic:	Central Cordillera (Southern Rocky Mountains)
Alteration processes:	Red Staining Associated With Radioactivity

References

MRDS	D008869
DEP	10094513
Reference	{Deposit:: CHRISTMAN, R.A., HEYMAN, A.M., DELLWIG, L.F, AND GOTT, G.B., 1953, THORIUM INVESTIGATIONS 1950-52, WET MOUNTAINS, COLORADO: USGS CIRCULAR 290, P. 24, 29}{Deposit:: BROCK, M.R., AND SINGEWALD, Q.D., 1968, GEOLOGIC MAP OF THE MOUNT TYNDALL QUADRANGLE, CUSTER COUNTY, COLORADO: USGS MAP GQ-596, 1:24,000.}
Reporter	Collins, Donna B.