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 production1853
Identification
Deposit ID10310106
MRDS IDLW00106
RegionNA
Data scoreB
Coordinates47.41556, -88.24754
References
JOHNSON, A.M. AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, KEWEENAW COUNTY, P. 141-143, SITE ID # 420042, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.