Mine detail: Marshall Pass No. 5 Mine

Previously called ''

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Location

Lat / long: 38.40056, -106.28393

Resource(M)

Primary: Uranium, Vanadium
Tertiary: Lead
Ore: Galena, Pitchblende, Uranophane
Discovery year: 1955

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer

Geology

Host type:Schist
Associated rock:Pegmatite Granite
Associated type:Granite
Structure:Chester Fault, Sawatch Range, San Juan Volcanic Field
Tectonic:Central Cordillera (Southern Rocky Mtns)

References

MRDSD009242
DEP10013130
Reference{Deposit:: WRIGHT, R.J., AND EVERHART, D.L., 1960, URANIUM--MARSHALL PASS DISTRICT, IN DEL RIO, S.M., MINERAL RESOURCES OF COLORADO--FIRST SEQUEL: COLORADO STATE MINERAL RESOURCES BOARD, P. 357-359.}{Deposit:: OLSON, J.C., 1977, PRELIMINARY GEOLOGIC MAP OF PART OF THE PAHLONE PEAK QUADRANGLE, GUNNISON, SAGUACHE, AND CHAFFEE COUNTIES, COLORADO: USGS OPEN-FILE REPT. 77-325.}{Deposit:: GROSS, E.B., 1965, A UNIQUE OCCURRENCE OF URANIUM MINERALS, MARSHALL PASS, SAGUACHE COUNTY, COLORADO: AM. MINERALOGIST, V. 50, NOS. 7-8, P. 909-923.}{Deposit:: RANSPOT, H.W., 1958, GEOLOGY AND URANIUM DEPOSITS OF THE INDIAN CREEK AREA, GUNNISON AND SAGUACHE COUNTIES, COLORADO: UNIV. COLORADO M.S. THESIS}{Deposit:: NELSON-MOORE, J.L., COLLINS, D.B., AND HORNBAKER, A.L., 1978, RADIOACTIVE MINERAL OCCURRENCES OF COLORADO AND BIBLIOGRAPHY: CGS BULL. 40, P. 392}
ReporterSchwochow, Stephen D.