Location: | Iron County, Michigan, United States, North America |
Lat / long: | 46.08889, -88.64116 |
dep_id: | 10106121 |
mrds_id: | W028940 |
Commodity type: | metallic |
Major mineral: | Iron |
Operation type: | Surface-Underground |
Deposit type: | Secondary Enrichment |
Production size: | Small ammount of material produced |
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: | 1889 |
yr_lst_prd: | 1900 |
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. 163.
- Deposit:: JOHNSON, A.M. AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, IRON COUNTY, P. 299-301, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.
|