Deposit
Deposit typeFissure Copper Veins
Model96: Native Cu
Deposit sizeU
Orebody formIRREGULAR
Materials
Ore mineralsCopper
GangueQuartz, Datolite
Geology
Host rockBasalt · Portage Lake Volcanics
StructureSyncline
Economic & production
Development statusPast Producer
First production1864
Last production1901
Identification
Deposit ID10310117
MRDS IDLW00117
RegionNA
Data scoreC
Coordinates47.42972, -88.0342
References
JOHNSON, A.M. AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, KEWEENAW COUNTY, P. 230-231, SITE ID # 420078, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.