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Mine detail: Hudson Group
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North America
United States
Montana
Madison
Previously called ''
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Location
Lat / long:
45.69434, -112.31115
Resource(M)
Primary:
Gold, Silver
Secondary:
Copper, Zinc, Lead
Gangue:
Asbestos, Calcite, Epidote, Garnet, Serpentine, Siderite
Orebody form:
IRREGULAR SHOOTS AND BUNCHES
Production
Operation type:
Unknown
Deposit type:
Contact Metasomatic
Production size:
Small
Development status:
Past Producer
Geology
Host rock:
Limestone
Host type:
Limestone
Associated rock:
Butte Quartz Monzonite
Associated type:
Quartz Monzonite
Structure:
Boulder Batholith
Alteration processes:
Oxidation
References
MRDS
DC11363
DEP
10019751
Reference
{Deposit:: USGS BULL 574, P. 142-144.}{Deposit:: MBMG MEM 19, P. 50.}{Deposit:: CONSV. DIV. COMP. DATE, 05-23-1963}{Deposit:: 1914 RECON WINCHELL, A.N., U.S.G.S. BULL., 574}{Deposit:: 1950 GEOLMAP MBMG MEM. 19}
Reporter
Unknown, Loen, Jeffrey S. (Pearson, Robert C.)