Commodities
PrimaryIron
Commodity typeM
Deposit
Deposit typeSee Individual Mine Write-Ups.
Deposit sizeY
Geology
Host rockIron Formation · Vulcan Iron-Formation
StructureMajor troughs into which iron formation has slumped; regional trends: E-W t
Economic & production
Development statusPast Producer
First production1877
Last production1982
Discovery year1851
Identification
Deposit ID10310202
MRDS IDW001398
RegionNA
Data scoreD
Coordinates46.11556, -88.21917
References
VAN HISE AND BAYLEY, 1897, U.S.G.S. MONOGRAPH 28.DUTTON, C. E. AND ZIMMER, P. W., 1968, IRON ORE DEPOSITS OF MENOMINEE DIST., MICH. (IN) ORE DEPOSITS OF THE UNITED STATES, 1933 - 1967, AIME, THE GRATON-SALES V., P. 538 - 549.JAMES, H. L., 1955, ZONES OF REGIONAL METAMORPHISM IN PRECAMBRIAN OF NORTHERN MICHIGAN, G. S. A. BULL., VOL. 66, P. 1455 - 1488.THE LAKE SUPERIOR IRON ASSOC., 1938, LAKE SUPERIOR IRON ORES.J. GAIRITEM 8 - F2, GEN. REFERENCES, P. 540