Commodities
PrimaryUranium
Commodity typeM
Deposit
Deposit sizeS
Ore controlFractures Along Margin Of Intrusion
Materials
Ore mineralsPitchblende, Uranophane
Geology
Host rockRhyolite
Associated rockRhyolite · Intrusive Rocks--Rhyolite;Ash-Flow Member Of Crystal Lake Tuff
StructureSan Juan Volcanic Field, San Juan Depression, San Juan-Uncompahgre Calderas, Lake City Caldera
Tectonic settingCentral Cordillera (Southern Rocky Mtns)
Economic & production
Development statusPast Producer
First production1958
Last production1961
Identification
Deposit ID10014727
MRDS IDD011626
RegionNA
Data scoreB
Coordinates38.05278, -107.4598
References
NELSON-MOORE, J.L., AND OTHERS, 1978, RADIOACTIVE MINERAL OCCURRENCES OF COLORADO AND BIBLIOGRAPHY: CGS BULL. 40, P. 179.STEVEN, T.A., AND OTHERS, 1977, MINERAL RESOURCES OF STUDY AREAS CONTIGUOUS TO THE UNCOMPAHGRE PRIMITIVE AREA, SAN JUAN MOUNTAINS, SOUTHWESTERN COLORADO: USGS BULL. 1391-E, P. 83, 110-111, PLS. 1,3LIPMAN, P.W., 1976, GEOLOGIC MAP OF THE LAKE CITY CALDERA AREA, WESTERN SAN JUAN MOUNTAINS, SOUTHWESTERN COLORADO: USGS MAP I-962.FISCHER, R.P., AND OTHERS, 1968, MINERAL RESOURCES OF THE UNCOMPAHGRE PRIMITIVE AREA, COLORADO: USGS BULL. 1261-C, P. 37.COLORADO DIV. MINES INF. REPT.NELSON-MOORE AND OTHERS, 1978, P. 179