Mine detail: Duluth Gabbro

Previously called 'Tucker Lake'

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Location: Cook, Lake, St. Louis County, Minnesota, United States, North America
Lat / long: 47.5, -91.50016
dep_id: 60000870
mrds_id: ISM0766
Commodity type: metallic
Major mineral: Vanadium, Titanium
Operation type: Unknown
Deposit type: MAGMATIC
Production size: No production occurred
Development status: Occurrence
Structure: STRATIFIED GABBRO
disc_yr: 1870
References:
  • Deposit:: GROUT, F.F., 1950, THE TITANIFEROUS MAGNETITES OF MINNESOTA; ST. PAUL, MINNESOTA, OFFICE OF THE COMMISSIONER OF THE IRON RANGE RESOURCES AND REHABILITATION, 117P.
  • Deposit:: ANON., 1978, M INNESOTA REPORT ON COPPER-NICKEL-TITANIUM STUDY: SKILLINGS MINING REVIEW, V. 67, NO. 7, P. 10.
  • Deposit:: PETERSON, E.C., 1966, TITANIUM RESOURCES OF THE UNITED STATES: US BUREAU OF MINES INFORMATION CIRCULAR 8290.
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