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Mine detail: Hill Fissure Mine
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North America
United States
Michigan
Keweenaw
Previously called ''
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Location
Lat / long:
47.42417, -88.21448
Resource(M)
Primary:
Copper
Orebody form:
IRREGULAR
Production
Operation type:
Underground
Deposit type:
Fissure Copper Veins
Production size:
Unknown
Development status:
Past Producer
First production started:
1852
Last production ended:
1860
Geology
Host rock:
Portage Lake Volcanics
Host type:
Basalt
Structure:
Syncline
References
MRDS
LW00115
DEP
10310115
Reference
{Deposit:: JOHNSON, A.M. AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, KEWEENAW COUNTY, P. 72-75, SITE ID # 420039, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.}{Production:: UNDERGROUND MINE INVENTORY}
Reporter
Anderson, Arlene (M. Gere)