Commodities
PrimaryLead
SecondarySilver, Zinc, Gold
Commodity typeM
Deposit
Model85: Polymetallic veins
WorkingsUnderground
Materials
Ore mineralsGalena, Pyrite, Sphalerite
GangueBiotite, Feldspar, Goethite, Kaolin, Limonite, Muscovite, Quartz, Siderite
Geology
Structurevein intersections are favorable, increasing depth is not
Alterationsilicification and fuchsite (Cr-muscovite)
Economic & production
Development statusPast Producer
First production1976
Identification
Deposit ID10214765
Alternate namesNew Boston, Mineral Chief, Moline, Michelle, Muscovite, Spartan, Mark One Venture, Kelly Tunnel
RegionNA
Data scoreB
Coordinates39.71469, -105.69869
References
CLARK, T.A.,1975, ORE RESERVE ESTIMATION IN VEIN DEPOSITS:UNPUBLISHED SENIOR REPORT, COLO. SCH. MINES 17P.Spurr, J. E., Garrey, G. H., and Ball, S. H., 1908, Economic geology of the Georgetown quadrangle, Colorado: U.S. Geological Survey Professional Paper 63, 422 p.REF:COLO DIV.OF MINES,A SUMMARY OFMINERAL ACTIVITIES IN COLOSunshine Mining Co. Colorado exploration files, unpublished data, Colorado Geological Survey.