Mine detail: Valley Queen Mine

Previously called 'Valley Queen GroupPatented Claims: Valley Queen, MS 2371Valley King, MS 7134Unpatented Claims: Gold WedgeSnowstormChelanTexasShastaAjaxAjax Nos. 1-10Platoro TunnelPlatoro Tunnel Site'

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Location

Lat / long: 37.35419, -106.5381

Resource(M)

Primary: Gold, Silver
Secondary: Copper, Lead
Tertiary: Zinc, Antimony, Molybdenum
Ore: Chalcocite, Covellite, Digenite, Electrum, Galena, Gold, Marcasite, Miargyrite, Molybdenite, Polybasite, Proustite, Pyrargyrite, Pyrrhotite, Silver, Sphalerite, Zinkenite
Gangue: Anhydrite, Barite, Calcite, Chalcedony, Quartz

Production

Operation type: Unknown
Deposit type: Vein
Production size: Small
Development status: Past Producer

Geology

Host rock:La Jara Canyon Member Of Treasure Mountain Tuff
Host type:Quartz Latite
Associated rock:La Jara Canyon Member Of Treasure Mountain Tuff
Associated type:Quartz Latite
Structure:San Juan Volcanic Field, Platoro Caldera, Summitville Caldera, Platoro Fault Zone, Cornwall Block
Tectonic:Central Cordillera (Southern Rocky Mtns)
Alteration processes:All Wallrock Is Silicified To Some Extent Within Vein And Up To 6.5 Ft Into Footwall And Up To 16.5 Ft Into Hanging Wall. In Hanging Wall Zones, All Material Within 1.6 Ft Of Vein Is Completely Silicified. Sericite Progressivly Prominent At 1.6 To 6.5 Ft And Dominant From 6.5 To 26 Ft. At 13 Ft, Kaolinite Prominent. At 26 Ft, Rock Shows Regional Argillization.

References

MRDSD010736
DEP10101865
Reference{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:: BIRD, W.H., 1972, MINERAL DEPOSITS OF THE SOUTHERN PORTION OF THE PLATORO CALDERA COMPLEX, SOUTHEAST SAN JUAN MOUNTAINS, COLORADO: MTN. GEOLOGIST, V. 9, NO. 4, P. 379-387.}{Deposit:: COLORADO DIV. MINES INF. REPTS.}{Deposit:: BLM MINERAL SURVEYS MS 2371, 7134}{Deposit:: BIRD, W.H., 1973, THE DEVELOPMENT OF THE SOUTHERN PORTION OF THE PLATORO CALDERA COMPLEX AND ITS RELATED MINERAL DEPOSITS, SOUTHEAST SAN JUAN MOUNTAINS, COLORADO: COLORADO SCHOOL OF MINES THESIS T-1440.}
ReporterSchwochow, Stephen D.