Commodities
PrimaryCopper, Lead, Silver
Commodity typeM
Deposit
Deposit typeVein
Model85: Polymetallic veins
Deposit sizeN
Ore controlNw-Trending Faults Cutting Limestones
Materials
GangueBarite, Calcite, Dolomite, Epidote, Hematite, Limonite, Malachite
Geology
Host rockLimestone · Ouray Limestone;Leadville Limestone
Associated rockTrachyte · Quartz Trachyte
StructureSan Juan Uplift, Needle Mtns Uplift, Unnamed Faults, Unnamed Syncline
Tectonic settingCentral Cordillera (Southern Rocky Mtns)
AlterationFe Oxides, Cu Carbonate
Economic & production
Development statusOccurrence
Identification
Deposit ID10014217
MRDS IDD010889
RegionNA
Data scoreC
Coordinates37.70168, -107.76397
References
SCOTT, D.C., 1983, MINERAL INVESTIGATION OF THE WEST NEEDLE WILDERNESS STUDY AREA AND THE BLM WEST NEEDLE CONTIGUOUS WILDERNESS STUDY AREA, LA PLATA AND SAN JUAN COUNTIES, COLORADO: USBM MLA 35-83, P. 21.BARKER, FRED, 1969, PRECAMBRIAN GEOLOGY OF THE NEEDLE MOUNTAINS, SOUTHWESTERN COLORADO: USGS PROF. PAPER 644-A.CROSS, WHITMAN, AND HOLE, A.D., 1910, DESCRIPTION OF THE ENGINEER MOUNTAIN QUADRANGLE: USGS FOLIO 171.