Location: | Iron County, Michigan, United States, North America |
Lat / long: | 46.09722, -88.27032 |
dep_id: | 10079392 |
mrds_id: | W028655 |
Commodity type: | metallic |
Major mineral: | Iron |
Operation type: | Underground |
Deposit type: | Secondary Enrichment |
Production size: | Small ammount of material produced |
Development status: | Past Producer |
ore: | Hematite, Goethite, Limonite |
gangue: | Chert, Magnetite, Sericite, Chlorite |
model: | 241: Superior Fe (BC name is Lake Superior & Rapitan types iron-formation) |
alteration: | Chert to hematite (goethite, limonite) in oxidation zones. |
ore_ctrl: | Structurally controlled, associated with faulting. |
Reporter: | Yeager, Keith (Cannon, W.), Sutphin, D.M., Mason Jr., G.T., Anderson, Arlene (M. Gere) |
hrock_type: | Iron Formation |
Year first produced: | 1887 |
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. 21-23, 88-110.
- Deposit:: LAKE SUPERIOR IRON ORE ASSOCIATION, 1938, LAKE SUPERIOR IRON ORES, (1ST ED.): CLEVELAND, OHIO. P. 156.
- Deposit:: JOHNSON, A.M. AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, IRON COUNTY, P. 234-235, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.
|