Mine detail: Ilmenite Pegmatite

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Location: Fremont County, Colorado, United States, North America
Lat / long: 38.36612, -105.53364
dep_id: 10010868
mrds_id: D004899
Commodity type: metallic and nonmetallic
Major mineral: Feldspar
Minor mineral: REE, Niobium (Columbium), Tantalum
Operation type: Unknown
Production size: No production occurred
Development status: Occurrence
ore: Ilmenite, Microcline
gangue: Tourmaline
model: 32: Pegmatites
Reporter: Foord, Suzann C, Collins, Donna B.
hrock_unit: Migmatitic Gneiss
hrock_type: Gneiss
Structure: Northern Wet Mountains
tectonic: Central Cordillera (Southern Rocky Mountains)
References:
  • Deposit:: DAHLEM, DAVID H., 1965, GEOLOGY OF THE LOOKOUT MOUNTAIN AREA, FREMONT COUNTY, COLORADO: UNIV. OF MICH. UNPUB. PHD THESIS
  • Deposit:: TAYLOR, R.B., SCOTT, G.R., WOBUS, R.A., EPIS, R.C., 1975, RECONNAISSANCE GEOLOGIC MAP OF THE COTOPAXI 15-MINUTE QUADRANGLE, FREMONT AND CUSTER COUNTIES, COLORADO: USGS MAP I-900, 1:62,500.
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