Commodities
PrimaryIron
Commodity typeM
Deposit
Deposit typeBedded, Chemical Sediment
Model241: Superior Fe (BC name is Lake Superior & Rapitan types iron-formation)
Deposit sizeU
Orebody formSTRATABOUND
Geology
Host rockIron Formation · Negaunee Iron-Formation
StructureRegional trends are from east to west
Economic & production
Development statusPast Producer
Identification
Deposit ID10310182
MRDS IDLW00182
Alternate namesGertie Mine
RegionNA
Data scoreC
Coordinates46.51222, -87.90392
References
JOHNSON, A.M. AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, MARQUETTE COUNTY, P. 175-176, SITE ID 520071, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.