Mine detail: Dubuque Tunnel

Previously called ''

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Location

Lat / long:

39.1536, -106.83451

Resource(M)

Primary:	Copper, Lead
Ore:	Chalcopyrite, Galena
Gangue:	Barite

Production

Operation type:	Unknown
Deposit type:	Vein
Production size:	None
Development status:	Occurrence

Geology

Host rock:	Leadville Limestone (Castle Butte Member);Belden, Maroon, And Gothic Formations
Host type:	Limestone
Associated rock:	Aplite Porphyry;Quartz Monzonite
Associated type:	Granite
Structure:	Sawatch Uplift, Central Colorado Trough, Piceance Basin, White River Uplift, Elk Uplift, Castle Creek Fault Zone, Annie Fault, Dubuque Fault, Butte Fault, Silver Fault
Tectonic:	Central Cordillera (Southern Rocky Mtns); Colorado Platform

References

MRDS	D009431
DEP	10094570
Reference	{Deposit:: SPURR, J.E., 1898, GEOLOGY OF THE ASPEN DISTRICT, COLORADO: USGS MON. 31, P. 204, PL. 43}{Deposit:: BRYANT, BRUCE, 1971, GEOLOGIC MAP OF THE ASPEN QUADRANGLE, PITKIN COUNTY, COLORADO: USGS MAP GQ-933}{Deposit:: BRYANT, BRUCE, 1972, MAP SHOWING MINES, PROSPECTS, AND AREAS OF SIGNIFICANT SILVER, LEAD, AND ZINC PRODUCTION IN THE ASPEN QUADRANGLE, PITKIN COUNTY, COLORADO: USGS MAP I-785-D}
Reporter	Schwochow, Stephen D.