Mine detail: America Mine

Previously called 'Patented Claims: America, MS 18486aColumbia, MS 18486aNil Desperandum, MS 18486a'

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Location: Dolores County, Colorado, United States, North America
Lat / long: 37.76084, -108.10676
dep_id: 10014228
mrds_id: D010904
Commodity type: metallic
Major mineral: Silver, Gold
Minor mineral: Lead, Copper
Trace mineral: Zinc
Operation type: Unknown
Deposit type: Vein
Production size: Small ammount of material produced
Development status: Past Producer
ore: Argentite, Chalcopyrite, Galena, Polybasite, Pyrargyrite, Sphalerite
gangue: Quartz
model: 85: Polymetallic veins
ore_ctrl: Probable Fault Subparallel To But Outside Graben
Reporter: Schwochow, Stephen D.
hrock_unit: Cutler Formation;Dolores Formation
hrock_type: Shale,Siltstone,Sandstone
arock_unit: Microgabbro
arock_type: Gabbro
Structure: San Juan Uplift, Paradox Basin, Rico Dome, Dunton Syncline, Unnamed Fault, Emma Fault
tectonic: Central Cordillera (Southern Rocky Mtns)
yr_lst_prd: 1910
References:
  • Deposit:: BUSH, A.L., AND BROMFIELD, C.S., 1966, GEOLOGIC MAP OF THE DOLORES PEAK QUADRANGLE, DOLORES AND SAN MIGUEL COUNTIES, COLORADO: USGS MAP GQ-536.
  • Deposit:: BASTIN, E.S., 1922, SILVER ENRICHMENT IN THE SAN JUAN MOUNTAINS, COLORADO: USGS BULL. 735-D, P. 116-129.
  • Deposit:: COLORADO DIV. MINES INF. REPTS.
  • Deposit:: BLM MINERAL SURVEY MS 18486A
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