Mine detail: Pennie Poker

Previously called 'Penny Poker'

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Location: Custer County, Colorado, United States, North America
Lat / long: 38.24445, -105.36168
dep_id: 10012572
mrds_id: D008257
Commodity type: metallic
Major mineral: Thorium, REE
Minor mineral: Lead
Operation type: Surface-Underground
Production size: No production occurred
Development status: Past Producer
ore: Galena, Thorite
gangue: Barite, Hematite, Limonite, Quartz, Siderite
orebody_fm: TABULAR
work_type: Surface/Underground
model: 30: Thorium-rare-earth veins
ore_ctrl: Mineralized Fault, Vein; 15 Ft Shear Zone
Reporter: Collins, Donna B.
hrock_unit: Hornblende Gneiss Or Alaskitic Granite Gneiss
hrock_type: Gneiss
Structure: Wet Mountains, Ne-Trending Fault; Nw-Trending Fault/Vein With 8-12 Inch Gouge On Footwall
tectonic: Central Cordillera (Southern Rocky Mountains)
disc_yr: 1950
References:
  • Deposit:: NELSON-MOORE, J.L., COLLINS, D.B. AND HORNBAKER, A.L., 1978, RADIOACTIVE MINERAL OCCURRENCES OF COLORADO AND BIBLIOGRAPHY: COLORADO GEOLOGICAL SURVEY BULLETIN 40, P. 123
  • Deposit:: CHRISTMAN, R.A., BROCK, M.R., PEARSON, R.C., AND SINGEWALD, Q.O., 1959, GEOLOGY AND THORIUM DEPOSITS OF THE WET MOUNTAINS, COLORADO, A PROGRESS REPORT: USGS BULLETIN 1072-H, P. 522, 524
  • Deposit:: CHRISTMAN, R.A., HEYMAN, A.M., DELLWIG, L.F. AND GOTT, G.B., 1953, THORIUM INVESTIGATION 1950-52 WET MOUNTAINS, COLORADO: USGS CIRCULAR 290, P.23, 26.
  • Deposit:: BROCK, M.R. AND SINGEWALD, Q.D., 1968, GEOLOGIC MAP OF THE MOUNT TYNDALL QUADRANGLE, CUSTER COUNTY, COLORADO: USGS MAP GQ-596, 1: 24,000.
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