Commodities
PrimaryCopper
SecondaryZinc
Commodity typeM
Deposit
Model271: Stratabound Precambrian sulfide, Colorado and Wyoming
Deposit sizeN
WorkingsUnderground
Orebody formLENSES
Ore controlLeucocratic Bands In Host Rock
Materials
Ore mineralsChalcopyrite, Sphalerite
GangueHornblende, Microcline, Quartz
Geology
Host rockGneiss
Associated rockDiorite · Granodiorite Of Boulder Creek Age
StructureThirtynine Mile Volcanic Field, Wet Mountains, Cotopaxi Fault
Tectonic settingCentral Cordillera (Southern Rocky Mountains)
Economic & production
Development statusProspect
Identification
Deposit ID10094572
MRDS IDD009461
Alternate namesSand Gulch Prospect.
RegionNA
Data scoreB
Coordinates38.41612, -105.67475
References
VANDERWILT, J.W., 1947, MINERAL RESOURCES OF COLORADO: COLORADO MINERAL RESOURCES BOARD, P. 83-85.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, 1:62,500LINDGREN, WALDEMAR, 1907, NOTES ON COPPER DEPOSITS IN CHAFFEE, FREMONT, AND JEFFERSON COUNTIES, COLORADO: USGS BULLETIN 340, P. 157-174.HEINRICH, E.W., 1981, PRECAMBRIAN TUNGSTEN AND COPPER-ZINC SKARN DEPOSITS OF SOUTH-CENTRAL COLORADO: CGS RESOURCE SERIES 21, P. 30, 83-885) HARRER, C.M. AND TESCH, W.J., JR., 1959, RECONNAISSANCE OF IRON OCCURRENCES IN COLORADO: USBM INFORMATION CIRCULAR 7918, 82 P.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