Montana · Granite County
Occurrence
Rombauer Mine
Granite County, Montana, United States
Lead
Silver
Gold
Copper
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USGS source ↗
Commodities
Primary
Lead, Silver
Secondary
Gold, Copper
Commodity type
M
Deposit
Deposit type
Contact Metasomatic
Deposit size
N
Orebody form
BUNCHES
Ore control
Granite Contact
Materials
Ore minerals
Chalcopyrite, Galena, Gold
Gangue
Magnetite, Pyrite
Geology
Host rock
Limestone · Jefferson Limestone
Associated rock
Diorite · Royal Stock
Structure
Philipsburg Batholith, Royal Stock
Economic & production
Development status
Occurrence
Identification
Deposit ID
10019398
MRDS ID
DC09934
Region
NA
Data score
C
Coordinates
46.37933, -113.12369
References
USGS PP 78, P. 250, PL. 1, 2