Mine detail: Mrs. Roberts Deeded Land

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Location: Gunnison County, Colorado, United States, North America
Lat / long: 38.33389, -107.08062
dep_id: 10014419
mrds_id: D011175
Commodity type: metallic
Major mineral: Thorium
Trace mineral: Lead, Copper, Zinc, REE
Operation type: Unknown
Deposit type: Vein
Production size: No production occurred
Development status: Occurrence
ore: Thorite
gangue: Apatite, Barite, Calcite, Chalcopyrite, Fluorite, Galena, Goethite, Hematite, Jasper, Magnetite, Pyrite, Quartz, Rutile, Specularite, Sphalerite
orebody_fm: TABULAR
ore_ctrl: Ne-Trending Vein Cutting Across Foliation Of Schist
Reporter: Schwochow, Stephen D.
hrock_unit: Dubois Greenstone--Metavolcanic Hornblende Schist And Amphibolite
hrock_type: Schist,Amphibolite
Structure: Gunnison Uplift, San Juan Volcanic Field, Gunnison Gold Belt, Iron Hill Alkalic Complex, Tolvar Peak Stock
tectonic: Central Cordillera (Southern Rocky Mtns)
References:
  • Deposit:: HEDLUND, D.C., AND OLSON, J.C., 1975, GEOLOGIC MAP OF THE POWDERHORN QUADRANGLE, GUNNISON AND SAGUACHE COUNTIES, COLORADO: USGS MAP GQ-1178.
  • Deposit:: HEDLUND, D.C., AND OLSON, J.C., 1961, FOUR ENVIRONMENTS OF THORIUM-, NIOBIUM-, AND RARE-EARTH-BEARING MINERALS IN THE POWDERHORN DISTRICT OF SOUTHWESTERN COLORADO: USGS PROF. PAPER 424-B, P. B283-B286.
  • Deposit:: OLSON, J.C., AND HEDLUND, D.C., 1981, ALKALIC ROCKS AND RESOURCES OF THORIUM AND ASSOCIATED ELEMENTS IN THE POWDERHORN DISTRICT, GUNNISON COUNTY, COLORADO: USGS PROF. PAPER 1049-C.
  • Deposit:: NELSON-MOORE, J.L., AND OTHERS, 1978, RADIOACTIVE MINERAL OCCURRENCES OF COLORADO AND BIBLIOGRAPHY: CGS BULL. 40, P. 175.
  • Deposit:: MALAN, R.C., 1955, AEC PRELIM. RECO. REPT. DEB-P-3-1752.
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