Montana · Jefferson County
Occurrence
Unknown Ag Mine Head of Lump Gulch
Jefferson County, Montana, United States
Silver
Zinc
Lead
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USGS source ↗
Commodities
Primary
Silver
Secondary
Zinc, Lead
Commodity type
M
Deposit
Deposit size
N
Orebody form
BANDED
Materials
Ore minerals
Galena, Sphalerite
Gangue
Pyrite, Quartz
Geology
Host rock
Quartz Monzonite
Associated rock
Quartz Monzonite · Butte Quartz Monzonite (Boulder Batholith)
Structure
Boulder Batholith
Alteration
Sericitization
Economic & production
Development status
Occurrence
Identification
Deposit ID
10012374
MRDS ID
D007975
Region
NA
Data score
D
Coordinates
46.44157, -112.21199
References
USGS PP 428, P. 63, PL. 1