Commodities
PrimaryCopper
Commodity typeM
Deposit
Model96: Native Cu
Deposit sizeU
Orebody formIRREGULAR
Geology
Host rockBasalt · Portage Lake Volcanics
StructureSyncline
Economic & production
Development statusPast Producer
First production1896
Last production1906
Identification
Deposit ID10310145
MRDS IDLW00145
RegionNA
Data scoreC
Coordinates46.78861, -89.62315
References
JOHNSON, A.M. AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, ONTONAGON COUNTY, P. 81-83, SITE ID # 660036, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.