| Location: | Iron County, Michigan, United States, North America |
| Lat / long: | 46.09361, -88.65505 |
| dep_id: | 10079408 |
| mrds_id: | W028937 |
| Commodity type: | metallic |
| Major mineral: | Iron |
| Operation type: | Surface-Underground |
| Deposit type: | Secondary Enrichment |
| Production size: | Unknown |
| Development status: | Past Producer |
| ore: | Hematite, Goethite |
| gangue: | Chert, Pyrite, Siderite, Stilpnomelane, Chlorite, Mica |
| model: | 241: Superior Fe (BC name is Lake Superior & Rapitan types iron-formation) |
| alteration: | Chert and siderite to hematite and goethite in oxidation zones. |
| ore_ctrl: | Stratigraphically controlled. |
| Reporter: | Yeager, Keith (Cannon, W.), Sutphin, D.M., Mason Jr., G.T., Anderson, Arlene (M. Gere) |
| hrock_unit: | Riverton Iron-Formation |
| hrock_type: | Iron Formation |
| Year first produced: | 1881 |
| yr_lst_prd: | 1908 |
| References: |
- Deposit:: JAMES, H.L., DUTTON, C.E., PETTIJOHN, F.J., WIER, K.L., 1968, GEOLOGY AND ORE DEPOSITS OF THE IRON RIVER, CRYSTAL FALLS DISTRICT, IRON COUNTY, MICHIGAN. WASHINGTON, U.S. GOVT. PRINTING OFFICE, 1968. PP. 45-56, 88-110.
- Deposit:: LAKE SUPERIOR IRON ORE ASSOCIATION, 1938, LAKE SUPERIOR IRON ORES (1ST ED.): CLEVELAND, OHIO. P. 159.
- Deposit:: JOHNSON, A.M. AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, IRON COUNTY, P. 266-267, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.
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