Montana · Lewis and Clark County
Past Producer
Dutro Mine
Lewis and Clark County, Montana, United States
Gold
Bismuth
Tin
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USGS source ↗
Commodities
Primary
Gold
Tertiary
Bismuth, Tin
Commodity type
M
Deposit
Deposit size
S
Workings
Underground
Ore control
Near Diorite Intrusion
Materials
Ore minerals
Cassiterite
Gangue
Iron, Jasper, Opal, Quartz, Tremolite
Geology
Host rock
Dolomite
Associated rock
Diorite · Boulder Batholith
Structure
Boulder Batholith, Series Of Paleozoic Limestone And Dolomite Standing On Edge Trending North-South Near End Of An Intrusion Of Fine Grained Diorite Whose Long Axis Is 1/4 Mile, And Parallels Strike Of Paleozoic Rocks
Alteration
Oxidized
Economic & production
Development status
Past Producer
First production
1911
Identification
Deposit ID
10015862
MRDS ID
DB02125
Alternate names
Old Dominion
Region
NA
Data score
B
Coordinates
46.5924, -112.16144
References
USGS BULL 527, P. 101-02.USGS BULL 842, P. 211.