Description
N.C. Creede, D.H. Moffatt, L.E. Campbell
Commodities
PrimarySilver, Lead, Gold, Zinc
SecondaryCopper, Cadmium
TertiaryArsenic, Antimony
Commodity typeM
Deposit
Deposit sizeS
Ore controlAmethyst Fault, Ancestral Amethyst Fault, Subparallel And Antithetic Fractures In Hanging Wall
Materials
Ore mineralsAnglesite, Cerargyrite, Chalcocite, Chalcopyrite, Gold, Greenockite, Pyrite, Silver, Sphalerite, Tennantite, Tetrahedrite
GangueAmethyst, Barite, Chlorite, Goslarite, Jarosite, Limonite, Quartz, Wad
Geology
Host rockRhyolite · Campbell Mtn. Member Of Bachelor Mtn. Rhyolite;Willow Creek Member Of Bachelor Mtn. Rhyolite
Associated rockRhyolite · Campbell Mtn. Member Of Bachelor Mtn. Rhyolite;Willow Creek Member Of Bachelor Mtn. Rhyolite
StructureSan Juan Volcanic Field; La Garita, Creede, And Bachelor Calderas, Creede Graben; Amethyst Fault Zone
Tectonic settingCentral Cordillera (Southern Rocky Mtns)
AlterationChloritization, Silicification, Argillization; Fe-Mn Oxides
Economic & production
Development statusPast Producer
First production1891
Last production1976
Discovery year1891
Identification
Deposit ID10087590
MRDS IDD007964
RegionNA
Data scoreB
Coordinates37.88501, -106.93784
References
EMMONS, W.H., AND LARSEN, E.S. 1923, GEOLOGY AND ORE DEPOSITS OF THE CREEDE DISTRICT, COLORADO: USGS BULL. 718, 198 P.STEVEN, T.A., AND RATTE, J.C., 1965, GEOLOGY AND STRUCTURAL CONTROL OF ORE DEPOSITION IN THE CREEDE DISTRICT, SAN JUAN MOUNTAINS, COLORADO: USGS PROF. PAPER 487, 90 P.LINDEMANN, J.W., AND OTHERS, EDS., 1981, FIELD TRIP NOTES, CREEDE MINING DISTRICT, SAN JUAN VOLCANIC PROVINCE, COLORADO: DENVER REGIONAL EXPLORATION GEOLOGISTS SOC. GUIDEBOOKCO DIV. MINES ANN. OPERATOR REPTS.