Description
Gustaf Johnson (Claimant)
Commodities
PrimaryGold, Silver
SecondaryCopper, Lead, Zinc
Commodity typeM
Deposit
Deposit typeVein
Model85: Polymetallic veins
Deposit sizeN
Ore controlMetalliferous Veins Controlled By Regional Rectangular Fracture System In Granites And By Local Radial Fracture System Associated With Emplacement Of Chicago Basin Stock.
Materials
Ore mineralsChalcopyrite, Sphalerite
GangueFluorite
Geology
Host rockQuartz Monzonite,Granite · Eolus Granite
Associated rockQuartz Monzonite,Rhyolite,Granite · Eolus Granite;Intrusive Bodies And Related Rocks (Younger And Older Bodies Of Chicago Basin Stock)
StructureSan Juan Uplift, San Juan Basin, San Juan Volcanic Field, Needle Mtns Uplift, Chicago Basin Stock, Eolus Batholith, Trimble Stock
Tectonic settingCentral Cordillera (Southern Rocky Mtns)
Economic & production
Development statusOccurrence
Identification
Deposit ID10014083
MRDS IDD010707
Alternate namesPatented Claim: Jennie Hayes, Ms 19425
RegionNA
Data scoreB
Coordinates37.60057, -107.59646
References
SCHMITT, L.J., AND RAYMOND, W.H., 1977, GEOLOGY AND MINERAL DEPOSITS OF THE NEEDLE MOUNTAINS DISTRICT, SOUTH-WESTERN COLORADO: USGS BULL. 1434, 40 P.STEVEN, T.A., AND OTHERS, 1969, MINERAL RESOURCES OF THE SAN JUAN PRIMITIVE AREA, COLORADO: USGS BULL. 1261-F, P. 30-32, 55-67, 103, 162-163.CROSS, WHITMAN, AND OTHERS, 1905, DESCRIPTION OF THE NEEDLE MOUNTAINS QUADRANGLE, COLORADO: USGS FOLIO 131.BLM MINERAL SURVEY MS 19425