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Mine detail: Alley Mine
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North America
United States
Montana
Lewis and Clark
Previously called ''
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Location
Lat / long:
46.46157, -112.2481
Resource(M)
Primary:
Silver, Lead
Secondary:
Copper, Zinc
Tertiary:
Arsenic
Ore:
Chalcopyrite, Galena, Sphalerite
Gangue:
Pyrite, Quartz, Tourmaline
Production
Operation type:
Unknown
Production size:
None
Development status:
Occurrence
Geology
Host type:
Quartz Monzonite
Associated rock:
Butte Quartz Monzonite (Boulder Batholith)
Associated type:
Quartz Monzonite
Structure:
Boulder Batholith
Alteration processes:
Sericitized
References
MRDS
DB02211
DEP
10015921
Reference
USGS PP 428, P. 33, 60, PL. 1
Reporter
Elliott, James E., Wise, Kristine K. (Elliott, James E.)