Mine detail: Emma Mine

Previously called 'Ms 12752Patented Claim: Emma'

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Location: Conejos County, Colorado, United States, North America
Lat / long: 37.38558, -106.53866
dep_id: 10101859
mrds_id: D010638
Commodity type: metallic
Major mineral: Gold, Silver
Trace mineral: Copper
Operation type: Unknown
Deposit type: Vein
Production size: Small ammount of material produced
Development status: Past Producer
ore: Gold, Petzite, Tetrahedrite
gangue: Quartz
model: 85: Polymetallic veins
Reporter: Schwochow, Stephen D.
hrock_unit: La Jara Canyon Member Of Treasure Mountain Tuff;Summitville Andesite
hrock_type: Quartz Latite
arock_unit: Intrusive Rocks--Monzonite (Alamosa River Stock)
arock_type: Monzonite,Quartz Latite,Andesite
Structure: San Juan Volcanic Field, Platoro Caldera, Summitville Caldera, Alamosa River Stock, Cornwall Fault
tectonic: Central Cordillera (Southern Rocky Mtns)
disc_yr: 1881
References:
  • Deposit:: PATTON, H.B., 1917, GEOLOGY AND ORE DEPOSITS OF THE PLATORO-SUMMITVILLE MINING DISTRICT, COLORADO: CGS BULL. 13.
  • Deposit:: LIPMAN, P.W., 1974, GEOLOGIC MAP OF THE PLATORO CALDERA AREA, SOUTHEASTERN SAN JUAN MOUNTAINS, SOUTHWESTERN COLORADO: USGS MAP I-828.
  • Deposit:: BLM MINERAL SURVEY MS 12752
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