Montana · Jefferson County
Past Producer
Ada Mine
Jefferson County, Montana, United States
Lead
Silver
Gold
Zinc
Copper
Antimony
⌖ Show on map
USGS source ↗
Description
Allen T. Axe
Commodities
Primary
Lead, Silver
Secondary
Gold, Zinc, Copper
Tertiary
Antimony
Commodity type
M
Deposit
Deposit size
S
Workings
Underground
Ore control
Fault Zone In Quartz Monzonite
Materials
Ore minerals
Chalcopyrite, Galena, Gold, Tetrahedrite
Gangue
Pyrite, Quartz
Geology
Host rock
Quartz Monzonite
Associated rock
Quartz Monzonite · Butte Quartz Monzonite (Boulder Batholith)
Structure
Fault Zone Trending N 80 W, Dip 60 N
Economic & production
Development status
Past Producer
Discovery year
1860
Identification
Deposit ID
10101935
MRDS ID
DB02155
Region
NA
Data score
B
Coordinates
46.3624, -112.25171
References
USGS BULL 1151, P. 97-98USGS BULL 1151, P. 98.