Montana · Madison County
Past Producer
Elgin Mine
Madison County, Montana, United States
Gold
Silver
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USGS source ↗
Commodities
Primary
Gold, Silver
Commodity type
M
Deposit
Deposit type
Vein
Deposit size
S
Ore control
Fissure Zone
Materials
Gangue
Limonite, Malachite, Quartz
Geology
Host rock
Schist,Gneiss · Pre Belt
Associated rock
Granite
Structure
Boulder Batholith, Vein Cuts At Least Six Sills And Dikes
Alteration
Brecciation, Oxidation, Sericitization
Economic & production
Development status
Past Producer
Identification
Deposit ID
10019959
MRDS ID
DC12055
Region
NA
Data score
B
Coordinates
45.62462, -112.49505
References
MBMG MEM 19, P. 41-42.CONSV. DIV. COMP. DATE, 05-22-19631950 GEOLMAP MBMG MEMOIR 1