| Lat / long: | 46.22056, -88.43227 |
| Primary: | Iron |
| Ore: | Hematite, Magnetite, Goethite |
| Gangue: | Quartz |
| Orebody form: | STRATABOUND |
| Discovery year: | 1851 |
| Operation type: | Underground |
| Deposit type: | Banded Iron-Rich Sedimentary Deposits |
| Production size: | Small |
| Development status: | Past Producer |
| Production years: | 1915-1934 EXCEPT FOR 1932. A SMALL STOCKPILE CLEAN-UP SHIPMENT WAS MADE IN 1937. |
| First production started: | 1915 |
| Last production ended: | 1937 |
| Host rock: | Vulcan Iron Formation |
| Host type: | Iron Formation |
| Structure: | Major troughs into which Iron fm. has slumped; regional trends are E-W to N |
| Alteration processes: | Leaching of silica or replacement by iron oxides or a combination of these processes. |
| MRDS | W062054 |
| DEP | 10082704 |
| Reference | {Deposit:: LAKE SUPERIOR IRON ORE ASSOCIATION, 1952, LAKE SUPERIOR IRON ORES, 2D ED.: CLEVELAND, OHIO, LAKE SUPERIOR IRON ORE ASSOCIATION, 334 P.}{Deposit:: BAYLEY, R.W., AND OTHERS, 1966, GEOLOGY OF THE MENOMINEE IRON-BEARING DISTRICT, MICHIGAN AND WISCONSIN: U.S.G.S. PROFESSIONAL PAPER 513, 96 P. VAN HISE, C.E.., AND LEITH, C.E.., 1911, THE GEOLOGY OF THE LAKE SUPERIOR REGION: U.S.G.S MONOGRAPH 52, 641 P.}{Production:: LAKE SUPERIOR IRON ORE ASSOCIATION, 1952, P. 107-128.} |
| Reporter | Sutphin, D.M. (Cannon, W.F.), Mason Jr., G.T. |