Description
Native Indians
Commodities
PrimaryCopper
Commodity typeM
Deposit
Deposit typeFissure
Model96: Native Cu
Deposit sizeS
Orebody formIRREGULAR
Geology
Host rockBasalt · Portage Lake Volcanics
StructureSyncline
Economic & production
Development statusPast Producer
First production1846
Last production1858
Identification
Deposit ID10310122
MRDS IDLW00122
RegionNA
Data scoreB
Coordinates46.66278, -89.38202
References
JOHNSON, A.M. AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, ONTONAGON COUNTY, P. 199-200, SITE ID # 660067, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.UNDERGROUND MINE INVENTORY