Mine detail: Summit Mine

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Location: Custer County, Colorado, United States, North America
Lat / long: 38.11112, -105.33363
dep_id: 10012311
mrds_id: D007867
Commodity type: metallic
Major mineral: Silver
Trace mineral: Iron
Operation type: Underground
Deposit type: Vein
Production size: Small ammount of material produced
Development status: Past Producer
ore: Argentite, Pyrite, Galena, Chalcopyrite, Sphalerite
gangue: Barite, Quartz
model: 82: Epithermal veins
alteration: No Significant Alteration
ore_ctrl: Trachyte Contact With Andesite; Twenty-Six Fault Fissure Complex
Reporter: Collins, Donna B.
hrock_unit: Rosita Andesite;Game Ridge Trachyte
hrock_type: Andesite,Trachyte
Structure: Rosita Volcanic Center, Wet Mtns, Twenty-Six Fault Runs East-West
tectonic: Central Cordillera (Southern Rocky Mtns)
References:
  • Deposit:: CROSS, WHITMAN, 1896, GEOLOGY OF SILVER CLIFF AND THE ROSITA HILLS, COLORADO: USGS 17TH ANN. REPORT, PT 2, P. 263-403.
  • Deposit:: EMMONS, S.F., 1896, THE MINES OF CUSTER COUNTY, COLORADO: USGS 17TH ANN. REPORT, PT. 2, P. 405-472
  • Deposit:: SHARP, W.M., 1978, GEOLOGIC MAP OF THE SILVER CLIFF AND ROSITA VOLCANIC CENTERS, CUSTER COUNTY, COLORADO: USGS MAP I-1081.
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