Location: | Baraga County, Michigan, United States, North America |
Lat / long: | 46.54278, -88.18337 |
dep_id: | 10079315 |
mrds_id: | W028535 |
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: | Limonite, Grunerite |
gangue: | Chert, Magnetite, Hornblende, Actinolite, Garnet, Mica |
alteration: | Replacement of cherty beds by iron oxide and alteration of fe-silicates and carbonates to iron oxides |
conc_proc: | Supergene enrichment by removal of chert |
ore_ctrl: | Upward facing or open structures of folding or faulting |
Reporter: | Yeager, Keith (Cannon, W.), Sutphin, D.M., Mason Jr., G.T., Anderson, Arlene (M. Gere) |
hrock_unit: | Bijiki Iron-Formation |
hrock_type: | Iron Formation |
Year first produced: | 1882 |
yr_lst_prd: | 1888 |
References: |
- Deposit:: KLASNER, J. S., AND CANNON, W. F., 1978 , BEDROCK GEOLOGY OF THE SOUTHERN PART OF THE MICHIGAMME AND THREE LAKES QUADRANGLES, MARQUETTE AND BARAGA COUNTIES; MICHIGAN, USGS MAP 1 - 1078 .
- Deposit:: LAKE SUPERIOR IRON ORE ASSOCIATION, 1938 , LAKE SUPERIOR IRON ORES ( 1ST ED. ): CLEVELAND, OHIO, P. 120 .
- Deposit:: SECTION FILES, MICHIGAN GEOLOGICAL SURVEY, CLEVELAND-CLIFFS IRON CO., 1954 , TITAN EXPLORATION, SECTION FILES OF THE GEOLOGICAL SURVEY DIVISION OF MICHIGAN DEPT. OF NATURAL RESOURCES.
- Deposit:: JOHNSON, A, 1998, INVENTORY OF UNDERGROUND MINES, BARAGA COUNTY, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.
|