Montana · Madison County
Past Producer
Dullea Prospect
Madison County, Montana, United States
Gold
Silver
Zinc
Copper
Lead
⌖ Show on map
USGS source ↗
Description
J.R. Dullea
Commodities
Primary
Gold, Silver
Tertiary
Zinc, Copper, Lead
Commodity type
M
Deposit
Deposit type
Vein
Deposit size
S
Ore control
Breccia Zone, Fissures
Materials
Ore minerals
Chalcopyrite, Sphalerite
Gangue
Magnetite, Quartz
Geology
Host rock
Gneiss · Pony Gneiss
Structure
N30 Trending Faults And Veins.
Tectonic setting
Tobacco Root Batholith, West Margin
Alteration
Brecciation
Economic & production
Development status
Past Producer
Discovery year
1907
Identification
Deposit ID
10019932
MRDS ID
DC11968
Region
NA
Data score
B
Coordinates
45.53796, -112.1817
References
MBMG BULL 24, P. 42.CONSV. DIV. COMP. DATE, 01-03-19621961 GEOLMAP MBMG BULL. 24