Commodities
PrimaryCopper
Commodity typeM
Deposit
Deposit typeFissure Copper Veins
Model96: Native Cu
Deposit sizeU
Orebody formIRREGULAR
Geology
Host rockBasalt · Portage Lake Volcanics
StructureSyncline
Economic & production
Development statusProspect
First production1854
Last production1901
Identification
Deposit ID10310103
MRDS IDLW00103
RegionNA
Data scoreB
Coordinates47.43694, -88.00086
References
JOHNSON, A.M. AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, KEWEENAW COUNTY, P. 251-252, SITE ID # 420088, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.