Commodities
PrimaryUranium
SecondaryVanadium
TertiaryCopper, Zinc, Lead
Commodity typeM
Deposit
Deposit sizeM
WorkingsSurface/Underground
Orebody formintermediate dipping breccia zone
Ore controlFractures And Breccia In Footwall Of Reverse Fault
Materials
Ore mineralsPitchblende, Uraninite, Uranophane
GangueChalcocite, Covellite, Galena, Hematite, Jasper, Limonite, Marcasite, Pyrite
Geology
Host rockShale,Sandstone,Limestone,Dolomite · Leadville Dolomite;Belden Formation
StructureChester Fault, Unnamed Syncline, Sawatch Range
Tectonic settingCentral Cordillera (Southern Rocky Mtns.)
AlterationOxidation Of U And Fe Minerals
Economic & production
Development statusPast Producer
Production yearsbegan 1957 or 1958
First production1958
Last production1981
Discovery year1955
Identification
Deposit ID10012409
MRDS IDD008021
Alternate namesPinnacle Mine, Erie No. 28 Claim, Pitch Tunnel
RegionNA
Data scoreA
Coordinates38.4075, -106.30088
References
WRIGHT, R.J., AND EVERHART, D.L., 1960, URANIUM-MARSHALL PASS DISTRICT, IN DEL RIO, S.M., MINERAL RESOURCES OF COLORADO-FIRST SEQUEL: COLORADO ST. MINERAL RESOURCES BD., P. 357-359NASH, J.T., 1979, GEOLOGY, PETROLOGY, AND CHEMISTRY OF THE LEADVILLE DOLOMITE-HOST FOR URANIUM AT THE PITCH MINE, SAGUACHE COUNTY, COLORADO: USGS OPEN-FILE REPT. 79-1556, 51 P.COLORADO DIV. MINES ANN. OPERATOR REPTS.MINING CONGRESS JOURNAL, NOV.1970, UNDERGROU LEACHING OF URANIUM AT THE PITCH MINECOLO. DIV. MINES ANN OPERATOR REPTS.