Mine detail: Cotopaxi Prospect

Previously called 'Sand Gulch Prospect.'

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Location

Lat / long: 38.41612, -105.67475

Resource(M)

Primary: Copper
Secondary: Zinc
Ore: Chalcopyrite, Sphalerite
Gangue: Hornblende, Microcline, Quartz
Orebody form: LENSES

Production

Operation type: Underground
Production size: None
Development status: Prospect

Geology

Host type:Gneiss
Associated rock:Granodiorite Of Boulder Creek Age
Associated type:Diorite
Structure:Thirtynine Mile Volcanic Field, Wet Mountains, Cotopaxi Fault
Tectonic:Central Cordillera (Southern Rocky Mountains)

References

MRDSD009461
DEP10094572
Reference{Deposit:: VANDERWILT, J.W., 1947, MINERAL RESOURCES OF COLORADO: COLORADO MINERAL RESOURCES BOARD, P. 83-85.}{Deposit:: TAYLOR, R.B., SCOTT, G.R., WOBUS, R.A., EPIS, R.C., 1975, RECONNAISSANCE GEOLOGIC MAP OF THE COTOPAXI 15-MINUTE QUADRANGLE, FREMONT AND CUSTER COUNTIES, COLORADO: USGS MAP I-900, 1:62,500}{Deposit:: LINDGREN, WALDEMAR, 1907, NOTES ON COPPER DEPOSITS IN CHAFFEE, FREMONT, AND JEFFERSON COUNTIES, COLORADO: USGS BULLETIN 340, P. 157-174.}{Deposit:: HEINRICH, E.W., 1981, PRECAMBRIAN TUNGSTEN AND COPPER-ZINC SKARN DEPOSITS OF SOUTH-CENTRAL COLORADO: CGS RESOURCE SERIES 21, P. 30, 83-88}{Deposit:: 5) HARRER, C.M. AND TESCH, W.J., JR., 1959, RECONNAISSANCE OF IRON OCCURRENCES IN COLORADO: USBM INFORMATION CIRCULAR 7918, 82 P.}{Deposit:: COKER, R.J., 1982, MINERAL RESOURCES OF THE ARKANSAS CANYON PLANNING UNIT WITH SPECIAL EMPHASIS ON THE FORMER GRAPE CREEK WILDERNESS STUDY AREAS AND THE MCINTYRE HILLS WILDERNESS STUDY AREA: US BLM MINERAL REPORT, P. 68-70}
ReporterCollins, Donna B.