Montana · Madison County
Prospect
Grigg Group
Madison County, Montana, United States
Tungsten
Silver
Copper
Lead
Manganese
Gold
Molybdenum
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USGS source ↗
Commodities
Primary
Tungsten, Silver
Tertiary
Copper, Lead, Manganese, Gold, Molybdenum
Commodity type
M
Deposit
Deposit size
N
Orebody form
IRREGULAR
Ore control
Tobacco Root Batholith Intrusion Into Prec Pre-Belt Gneiss
Materials
Ore minerals
Huebnerite, Tetrahedrite
Gangue
Fluorite, Galena, Pyrite
Geology
Host rock
Quartz Monzonite · Pre-Belt Pony-Cherry Creek Gneiss
Structure
Tobacco Root Batholith, Nw-Trending Bismark Fault
Economic & production
Development status
Prospect
Identification
Deposit ID
10022655
MRDS ID
FS00047
Alternate names
Roosevelt, Grant, Lincoln, Granite Mtn 1, 2 and 3 Claims, Washington, Wilson
Region
NA
Data score
B
Coordinates
45.57407, -111.97142
References
MBMG INF CIRC 21, P. 36.MBMG MEM 9, P. 32.CONSV. COMP DATE, 11-06-1963.1933 RECON MBMG MEM 91961 DIREXPL USFS - CAN'T FIND REPORT1968 DIREXPL USFS