Mine detail: Illinois Boy Mine

Previously called 'Ms 7610Patented Claim: Illinois Boy'

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Location

Lat / long:

37.95195, -107.49535

Resource(M)

Primary:	Copper, Gold
Ore:	Chalcopyrite, Pyrite
Gangue:	Calcite, Quartz

Production

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

Geology

Host type:	Granite
Associated rock:	Granite Of Cataract Canyon;Mafic Dikes;Eureka Member Of Sapinero Mesa Tuff;Ash-Flow Member Of Sunshine Peak Tuff
Associated type:	Quartz Monzonite,Diabase,Rhyolite,Granite
Structure:	San Juan Volcanic Field, San Juan Depression, San Juan-Uncompahgre Calderas, Lake City Caldera, Silverton Caldera, Eureka Graben
Tectonic:	Central Cordillera (Southern Rocky Mtns)

References

MRDS	D011655
DEP	10014743
Reference	{Deposit:: BROWN, W.H., 1926, THE MINERAL ZONES OF THE WHITE CROSS DISTRICT AND NEIGHBORING DEPOSITS IN HINSDALE COUNTY, COLORADO: MINES MAG., V. 15, NO. 11, P. 5-15.}{Deposit:: LIPMAN, P.W., 1976, GEOLOGIC MAP OF THE LAKE CITY CALDERA AREA, WESTERN SAN JUAN MOUNTAINS, SOUTHWESTERN COLORADO: USGS MAP I-962.}{Deposit:: WOOLSEY, L.H., 1907, LAKE FORK EXTENSION OF THE SILVERTON MINING AREA, COLORADO: USGS BULL. 315, P. 26-30.}{Deposit:: BLM MINERAL SURVEY MS 7610}{Deposit:: KRASOWSKI, D.J., 1976, GEOLOGY AND ORE DEPOSITS OF BURROWS PARK, HINSDALE COUNTY, COLORADO: COLORADO STATE UNIV. M.SC. THESIS, 111 P.}
Reporter	Schwochow, Stephen D.