Michigan · Houghton County
Prospect
St. Louis Exploration
Houghton County, Michigan, United States
Copper
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Description
St. Louis Mining Co
Commodities
Primary
Copper
Commodity type
M
Deposit
Deposit size
S
Materials
Ore minerals
Chalcocite, Malachite, Copper
Gangue
Quartz, Epidote, Calcite
Geology
Host rock
Basalt · Portage Lake Volcanics
Structure
Near Keweenaw fault, Shearing
Economic & production
Development status
Prospect
Discovery year
1909
Identification
Deposit ID
10082640
MRDS ID
W060078
Alternate names
St. Louis
Region
NA
Data score
C
Coordinates
47.23056, -88.41255
References
UNPUBLISHED REPORT BY MICHIGAN COPPER COMPANY -- TITLED 'MICHIGAN COPPER SULFIDE PROJECT, KEWEENAW PENINSULA'MICHIGAN COPPER COMPANY REPORT