Montana · Fergus County
Past Producer
Big Six Mine
Fergus County, Montana, United States
Gold
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USGS source ↗
Commodities
Primary
Gold
Commodity type
M
Deposit
Deposit size
Y
Ore control
Ore Found Along Or Near Contact Of Limestone And Syenite Porphyry.
Geology
Host rock
Limestone · Madison Series, Massive Limestone
Structure
Judith Mts - Domal Structures Intruded By Cret-Tert. Lacoliths
Tectonic setting
Rocky Mountain Foreland
Alteration
Oxidation
Economic & production
Development status
Past Producer
Identification
Deposit ID
10071311
MRDS ID
W014638
Alternate names
Mcevany Group
Region
NA
Data score
C
Coordinates
47.11075, -109.24162
References
ROBERTSON, A. F., 1950, MINES & MINERAL DEPOSITS - FERGUS COUNTY, U.S. BUREAU OF MINES. INF. CIRC. 7544