Colorado · Saguache County
Past Producer

Blake (Mirage, Cotton Creek) District

Saguache County, Colorado, United States
SilverCopperGoldLead
⌖ Show on mapUSGS source ↗
Commodities
PrimarySilver, Copper, Gold
SecondaryLead
Commodity typeM
Deposit
Model281: Gold on flat faults
Materials
Ore mineralsChalcopyrite, Galena, Gold, Pyrite, Hematite, Malachite
GangueQuartz
Geology
Host rockGneiss · "Gneiss", "silicified breccia"
StructureSangre De Cristo Fault
Economic & production
Development statusPast Producer
Identification
Deposit ID10012938
MRDS IDD008965
RegionNA
Data scoreB
Coordinates38.12807, -105.78197
References
SCOTT, G.R., AND TAYLOR, R.B., 1974, RECONNAISSANCE GEOLOGIC MAP OF THE ELECTRIC PEAK QUADRANGLE, CUSTER AND SAGUACHE COUNTIES, COLORADO: USGS MF-628.SCOTT, G.R., AND OTHERS, 1978. GEOLOGIC MAP OF THE PUEBLO 1X2 QUADRANGLE, SOUTH-CENTRAL COLORADO: USGS I-1022.VANDERWILT, J.W., 1947, MINERAL RESOURCES OF COLORADO: COLORADO MINERAL RESOURCES BOARD, P. 191COLORADO DIV. MINES MINE MGR. AND INSPECTORS REPTS.Benson, R.G., 1997, Detachment fault-related mineralization in a rift setting at the San Luis gold deposit and Sangre de Cristo Mountains, Alamosa, Costilla, and Saguache Counties, Colorado: Golden, Colorado School of Mines, Ph.D. dissertation, 226 p.Ellis, C.E., Hannigan, B.J., and Thompson, J.R., 1983, Mineral investigation of the Sangre de Cristo Wilderness Study Area, Alamosa, Custer, Fremont, Huerfano, and Saguache Counties, Colorado, U.S. Bureau of Mines MLA 65-83, 190 p.VANDERBILT, 1947, P. 191