Commodities
PrimarySilver
SecondaryCopper
TertiaryAntimony
Commodity typeM
Deposit
Deposit typeVein
Deposit sizeS
Ore controlNe-Trending Radial Fracture/Fault Related To Lake City Caldera Formation
Geology
Host rockSandstone,Quartz Latite · Tuffaceous Sandstone Of Henson Member Of Silverton Volcanics
Associated rockQuartz Latite · Biotite-Quartz Latite Of Burns Member Of Silverton Volcanics;Fish Canyon Tuff
StructureSan Juan Volcanic Field, San Juan Depression, San Juan-Uncompahgre Calderas, Lake City Caldera
Tectonic settingCentral Cordillera (Southern Rocky Mtns)
Economic & production
Development statusPast Producer
Last production1921
Identification
Deposit ID10014687
MRDS IDD011569
Alternate namesSulphuret-Cora Mine, Patented Claims: Sulphuret, MS 589, Cora, MS 615
RegionNA
Data scoreB
Coordinates38.00807, -107.30035
References
IRVING, J.D., AND BANCROFT, HOWLAND, 1911, GEOLOGY AND ORE DEPOSITS NEAR LAKE CITY, COLORADO: USGS BULL. 478, P. 101.LIPMAN, P.W., 1976, GEOLOGIC MAP OF THE LAKE CITY CALDERA AREA, WESTERN SAN JUAN MOUNTAINS, SOUTHWESTERN COLORADO: USGS MAP I-962.LIPMAN, P.W., AND OTHERS, 1976, MULTIPLE AGES OF MID-TERTIARY MINERALIZATION AND ALTERATION IN THE WESTERN SAN JUAN MOUNTAINS, COLORADO: ECON. GEOLOGY, V. 71, NO. 3, P. 571-588.SLACK, J.F., 1980, MULTISTAGE VEIN ORES OF THE LAKE CITY DISTRICT, WESTERN SAN JUAN MOUNTAINS, COLORADO: ECON. GEOLOGY, V. 75, NO. 7, P. 963-991.COLORADO DIV. MINES INF. REPT.BLM MINERAL SURVEYS MS 589, 615COLORADO DIV. MINES ANNUAL OPERATOR REPT.; USGS/USBM MINERAL RESOURCES OF U.S.; USBM MINERAL YEARBOOK (1949)