Commodities
PrimaryGold
SecondaryZinc, Arsenic, Lead, Copper
Commodity typeM
Deposit
Deposit typePolymetallic veins
Model85: Polymetallic veins
Deposit sizeS
WorkingsUnderground
Ore controlFractures
Materials
Ore mineralsGalena, Sphalerite, Gold, Arsenopyrite
GangueBiotite, Feldspar, Garnet, Kaolinite, Limonite, Quartz
Geology
Host rockSchist · Pre Belt
Associated rockGranite · Granite Dikes, Pegmatite And Lamprophyre Dikes
StructureVeins In Northeast System Appear To Be Tension Breaks
AlterationSericitization, Kaolinization, Oxidation, Hydrothermal Alteration
Economic & production
Development statusPast Producer
First production1869
Discovery year1865
Identification
Deposit ID10070476
MRDS IDW013424
RegionNA
Data scoreB
Coordinates45.6199, -112.50616
References
MBMG MEM 19.USGS BULL 574, P. 127.REYNER, M.L., TRAUERMAN, C.J., 1950, DIRECTORY OF MINING PROPERTIES, 1949: MONTANA BUREAU OF MINES AND GEOLOGY MEMOIR 31.