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Mine detail: Great Eastern Mine
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North America
United States
Montana
Deer Lodge
Previously called 'Contact Lode Diamond Placer'
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Location
Lat / long:
46.19906, -112.97673
Resource(B)
Primary:
Gold, Silver
Secondary:
Copper, Zinc, Stone, Crushed/Broken, Dolomite
Gangue:
Limonite, Quartz
Orebody form:
TABULAR, PODS AND LENSES
Discovery year:
1894
Production
Operation type:
Unknown
Production size:
Small
Development status:
Past Producer
First production started:
1903
Geology
Host rock:
Madison Limestone
Host type:
Limestone
Associated rock:
Lost Creek Granite Stock
Associated type:
Granite
Structure:
Mount Powell Batholith, Lost Creek Granite Stock
Tectonic:
Cordilleran Miogeosyncline
Alteration processes:
Oxidation
References
MRDS
W013386
DEP
10070446
Reference
{Deposit:: MBMG BULL 84, P. 27, 28, 51, 52.}{Deposit:: MBMG BULL 109, P. 5.}{Deposit:: DEMA RECORDS}{Deposit:: MBMG BULL 94, P. 10, 18-19.}{Production:: EARLL, 1972, MBMG BULL. 84}
Reporter
Krohn, Douglas H., Wise, Kristine K. (Elliott, James E.)