Location: | Iron County, Wisconsin, United States, North America |
Lat / long: | 46.36083, -90.42123 |
dep_id: | 10082667 |
mrds_id: | W062016 |
Commodity type: | metallic |
Major mineral: | Iron |
Operation type: | Unknown |
Production size: | Small ammount of material produced |
Development status: | Past Producer |
ore: | Goethite, Hematite |
orebody_fm: | STRATABOUND |
model: | 241: Superior Fe (BC name is Lake Superior & Rapitan types iron-formation) |
alteration: | Gogebic Iron Range Is In The Chlorite Metamorphic Zone In The Least Metamorphosed Area Of The Upper Peninsula. |
conc_proc: | Supergene |
ore_ctrl: | Oxidation And Leaching Of Unaltered Banded-Iron Formation To Soft Iron-Oxide Ore Bodies. |
Reporter: | Sutphin, David M. (Cannon, W. F.), Mason Jr., G.T. |
hrock_unit: | Ironwood Formation |
hrock_type: | Iron Formation |
Structure: | N-Dipping Sediments; Regional Trends Are East To West., An E-W Linear Iron Formation Going From Gogebic, Mi, To Ironwood, Mi, And To Mellen, Wi, And A Bit Farther W. |
tectonic: | Canadian Shield |
Year first produced: | 1902 |
yr_lst_prd: | 1903 |
disc_yr: | 1848 |
prod_yrs: | 1902-1903 |
discr: | A. Randall Discovered Low-Grade Magnetic Material During The Survey Of The Fourth Principal Meridian. |
References: |
- Deposit:: EMATI
- Deposit:: SCHMIDT, 1980: USGS BULLETIN 1460
- Production:: LAKE SUPERIOR IRON ORE ASSOCIATION, 1952, P. 60.
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