Mine detail: Haputa Ranch

Previously called 'Haputa Extension'

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Location

Lat / long:

38.15223, -105.27501

Resource(B)

Primary:	Gold, Thorium, REE, Barium-Barite, Lead
Ore:	Barite, Galena, Thorite
Gangue:	Calcite, Chalcopyrite, Fluorite, Hematite, Limonite, Pyrite, Quartz, Siderite
Discovery year:	1950

Production

Operation type:	Surface-Underground
Production size:	Small
Development status:	Prospect

Geology

Host rock:	Hornblende-Plagioclase Gneiss And Alaskitic Granite Gneiss
Host type:	Gneiss,Migmatite
Associated rock:	Syenite;Microcline Granite
Associated type:	Syenite,Mafic Intrusive Rock,Amphibolite,Granite
Structure:	Wet Mountains, Nw-Trending Shear Zones; Five Mineralized Zones; Overall Structure Extends G.T. 17000 Ft
Tectonic:	Central Cordillera (Southern Rocky Mountains)
Alteration processes:	Silicification

References

MRDS	D008868
DEP	10087730
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}{Deposit:: ARMBRUSTMACHER, T.J., 19768 THORIUM DEPOSITS IN THE WET MOUNTAINS AREA, FREMONT AND CUSTER COUNTIES, COLORADO: USGS OPEN-FILE REPORT 76-284, P. 14-17}{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.