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 statusPast Producer
First production1850
Last production1866
Identification
Deposit ID10310104
MRDS IDLW00104
RegionNA
Data scoreB
Coordinates47.40056, -88.01531
References
JOHNSON, A.M. AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, KEWEENAW COUNTY, P. 179-180, SITE ID # 420056, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.UNDERGOUND MINE INVENTORY