Mine detail: Kelliher Prospect

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Location: Beltrami County, Minnesota, United States, North America
Lat / long: 47.93666, -94.54222
dep_id: 10082811
mrds_id: W062162
Commodity type: metallic
Major mineral: Gold
Operation type: Unknown
Production size: Small ammount of material produced
Development status: Unknown
ore: Gold
gangue: Actinolite, Chlorite, Epidote, Garnet, Pyrite
alteration: Host Greenstone Was Probably Metamorphosed To Chlorite, Carbonate, Leucoxene And Other Alteration Products Prior To Contact Mineralization By The Trachite Porphyry.
ore_ctrl: Sims And Day (1992) Note That The Fundamental Regional Control On Gold Deposits In The Superior Province Is Transcurrent And Oblique Slip-Shear Deformation Zones That Formed In Late Archean Time.
Reporter: Sutphin, David M. (Cannon, W. F.), Mason Jr., G.T.
hrock_type: Greenstone
tectonic: Superior Province, Relatively Undisturbed Archean Craton, The Southern Half Of Which Consists Of Dominantly Alternating Belts Of Volcanic-Plutonic (Greenstone-Granite) Terranes And Metasedimentary Rock Terranes.
References:
  • Deposit:: GROUT, F.F., 1937, PETROGRAPHIC STUDY OF GOLD PROSPECTS OF MINNESOTA: ECONOMIC GEOLOGY, V. 32, NO. 1., P. 56-68.
  • Deposit:: SIMS, P.K., AND DAY, W.C., 1992, A REGIONAL STRUCTURAL MODEL FOR GOLD MINERALIZATION IN THE SOUTHERN PART OF THE ARCHEAN SUPERIOR PROVINCE, UNITED STATES, IN SIMS, P.K., AND CARTER, L.M.H., EDS., CONTRIBUTIONS TO PRECAMBRIAN GEOLOGY OF THE LAKE SUPERIOR REGION: U.S. GEOLOGICAL SURVEY BULLETIN 1094-M, 19 P.
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