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; Cc-Chalcocite; Ccp-Chalcopyrite; Chl-Chlorite; Cv-Covellite; Di-Diopside; Ep-Epidote; Gn-Galena; Grt-Garnet; Lm-Limonite; Mag-Magnetite; Mal-Malachite; Po-Pyrrhotite; Py-Pyrite; Sp-Sphalerite; Td...) Combination of sphalerite and galena in Pb-Zn sulfide stage, and combination of pyrite, pyrrhotite, chalcopyrite, cut and replaced by calcite veins, with later limonite vein cutting them; (c......
was composed of pyrrhotite, pyrite, magnetite, hematite, limonite, siderite and a small amount of chalcopyrite. Tongguanshan tailing pond was discarded in 1991, from which samples B and C were collected......
of oxidation, indium seems to show siderophile affinity and enriched in the limonite, indicating similar chemical and geochemical features, and the oxidizing condition is one of the key factors......
(1/2): 33-38. [16] ARROYO J C, NEUDORF D A. Atmospheric leach process for the recovery of nickel and cobalt from limonite and saprolite ores: the United States, US6680035B2[P]. 2001-07-17. [17] 刘三平, 王海北......
]. 金属材料与冶金工程, 1982(4): 22-26. WEN Wei-long, ZHANG Zheng, JIAO Bao-zhong. Flotation and enrichment of hemimorphite seriously polluted by limonite[J]. Metal Materials and Metallurgy Engineering, 1982(4......
of lithology, alterations, the intensity of silicification, the amount of oxide and hydroxide iron, malachite and presence or absence of sulfide mineralization. Alteration of hematite-limonite in trench 1 (TR1), hematite-argillic in the trenches 2, 3, 5 (TR2, TR3 and TR5), silicic and hematite in trench 4 (TR4) and in the trench number 6 (TR6) just can be seen limonite alteration. Tuff and rhyolite......
), hydrohematite (Fe2O3·nH2O), limonite (FeOOH·nH2O), ferrihydrates ((Fe3+)2O3·0.5H2O), iron(II) hydroxide Fe(OH)2 and bernalite (Fe(OH)3). When raising the temperature, the hydroxyl minerals involved......
, the hematite and limonite were reduced to magnetite in the presence of carbon, but the peak of the magnetite was not observed (Figure 8(d)). Figure 8 XRD patterns of mining ores treated under......
Tong, WANG Li, LIU Run-qing, GAO Zhi-yong, CHEN Pan. Induced crystallization of goethite precipitate from nickel sulfate solution by limonite seeding[J]. Hydrometallurgy, 2017, 174: 253-257. [13] WANG......