Montana · Jefferson County
Past Producer
Nannie Brown Mine
Jefferson 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
Geology
Host rock
Alluvium
Associated rock
Quartz Monzonite · Butte Quartz Monzonite
Structure
Boulder Batholith
Economic & production
Development status
Past Producer
First production
1910
Identification
Deposit ID
10019644
MRDS ID
DC11034
Region
NA
Data score
C
Coordinates
45.96296, -112.42394
References
MBMG BULL 16.CONSV. DIV. COMP. DATE, 12-19-1961MBMG BULLETIN 16, P 95