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
Economic & production
Development statusPast Producer
First production1883
Last production1895
Identification
Deposit ID10310062
MRDS IDLW00062
Alternate namesAetna, Etna, Schadt
RegionNA
Data scoreC
Coordinates46.49028, -87.59946
References
JOHNSON, A.M. AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, MARQUETTE COUNTY, SITE ID 520120, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.UNDERGROUND MINE INVENTORY