Mine detail: Yellow Medicine Mine

Previously called 'Patented Claims: Yellow Medicine, MS 5187Mountain Bell, MS 5187'

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Location

Lat / long:

38.02, -107.46952

Resource(M)

Primary:	Silver, Copper
Tertiary:	Lead, Zinc
Ore:	Chalcopyrite, Galena, Pyrite, Sphalerite
Gangue:	Barite, Quartz

Production

Operation type:	Unknown
Deposit type:	Vein
Production size:	Small
Development status:	Past Producer
First production started:	1896
Last production ended:	1952

Geology

Host type:	Monzonite,Quartz Latite
Associated rock:	Eureka Member Of Sapinero Mesa Tuff;Biotite-Quartz Latite Of Burns Member Of Silverton Volcanics;Intrusive Rocks--Monzonite Porphyry;Intrusive Rocks--Rhyolite
Associated type:	Monzonite,Rhyolite,Quartz Latite
Structure:	San Juan Volcanic Field, San Juan Depression, San Juan-Uncompahgre Calderas, Lake City Caldera, Eureka Graben
Tectonic:	Central Cordillera (Southern Rocky Mtns)

References

MRDS	D011625
DEP	10101908
Reference	{Deposit:: IRVING, J.D., AND BANCROFT, HOWLAND, 1911, GEOLOGY AND ORE DEPOSITS NEAR LAKE CITY, COLORADO: USGS BULL. 478, P. 78-79.}{Deposit:: SLACK, J.F., 1980, MULTISTAGE VEIN ORES OF THE LAKE CITY DISTRICT, WESTERN SAN MOUNTAINS, COLORADO: ECON. GEOLOGY, V. 75, NO. 7, P. 963-991.}{Deposit:: LIPMAN, P.W., 1976, GEOLOGIC MAP OF THE LAKE CITY CALDERA AREA, WESTERN SAN JUAN MOUNTAINS, SOUTHWESTERN COLORADO: USGS MAP I-962.}{Deposit:: COLORADO DIV. MINES INF. REPTS.}{Deposit:: BLM MINERAL SURVEY MS 5187}{Deposit:: STEVEN, T.A., AND OTHERS, 1977, MINERAL RESOURCES OF STUDY AREAS CONTIGUOUS TO THE UNCOMPAHGRE PRIMITIVE AREA, SAN JUAN MOUNTAINS, SOUTHWESTERN COLORADO: USGS BULL. 1391-E, P. 83, 110-111.}{Production:: IRVING AND BANCROFT, 1911, P. 78; USBM MINERALS YEARBOOKS}
Reporter	Schwochow, Stephen D.