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Mine detail: Fourth of July
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North America
United States
Montana
Granite
Previously called ''
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Location
Lat / long:
46.82017, -113.33537
Resource(B)
Primary:
Gold, Silver
Secondary:
Copper, Lead
Tertiary:
Barium-Barite, Antimony
Ore:
Chalcopyrite, Galena, Gold, Tetrahedrite
Gangue:
Barite, Pyrite, Quartz
Orebody form:
BANDED
Production
Operation type:
Unknown
Production size:
Small
Development status:
Past Producer
Geology
Host rock:
Silver Hill Formation;Flathead Formation;Missoula Group
Host type:
Quartzite,Schist
Structure:
Bearmouth Overthrust, Deep Creek Anticline, Garnet Stock
Alteration processes:
Oxidation
References
MRDS
D007816
DEP
10012272
Reference
{Deposit:: USGS BULL 660, P. 194,}{Deposit:: MBMG MEM 20, P. 31.}{Production:: MBMG MEM 20, P. 30.}
Reporter
Wise, Kristine K. (Elliott, James E.)