Commodities
PrimarySilver, Lead
SecondaryCopper
Commodity typeM
Deposit
Deposit typeContact Metamorphic
Deposit sizeS
Materials
Ore mineralsChalcopyrite, Pyrite
GangueChlorite, Dolomite, Epidote, Hornblende, Pyroxene, Quartz
Geology
Host rockQuartzite,Limestone · Larsen Quartzite;Hermosa Formation
Associated rockMonzonite,Latite · Augite Monzonite;Hornblende Latite Porphyry
StructureSan Juan Uplift, Paradox Basin, Rico Dome, Smelter Fault
Tectonic settingCentral Cordillera (Southern Rocky Mtns)
Economic & production
Development statusPast Producer
Identification
Deposit ID10014133
MRDS IDD010778
RegionNA
Data scoreB
Coordinates37.69779, -108.03343
References
MCKNIGHT, E.T., 1974, GEOLOGY AND ORE DEPOSITS OF THE RICO DISTRICT, COLORADO: USGS PROF. PAPER 723.PRATT, W.P., AND OTHERS, 1969, GEOLOGIC MAP OF THE RICO QUADRANGLE, DOLORES AND MONTEZUMA COUNTIES, COLORADO: USGS MAP GQ-797.RANSOME, F.L., 1901, THE ORE DEPOSITS OF THE RICO MOUNTAINS, COLORADO: USGS 22D ANN. REPT., PT. 2, P. 363-364.