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Trans. Nonferrous Met. Soc. China 25(2015) 1286-1297 Characterization of an iron oxy/hydroxide (gossan type) bearing refractory gold and silver ore by diagnostic leaching Oktay CELEP, Vedat SERBEST... 2014 Abstract: A detailed characterization of an iron oxy/hydroxide (gossan type) bearing refractory gold/silver ore was performed with a new diagnostic approach for the development of a pretreatment......
in the future.Laterite ores especially the saprolitic laterite ore are one refractory nickel resource,the nickel and iron of which can be effectively recovered by direct reduction and magnetic...Feasibility of co-reduction roasting of a saprolitic laterite ore and waste red mudXiao-ping Wang,Ti-chang Sun,Jue Kou,Zhao-chun Li,Yu TianSchool of Civil and Resource Engineering, University......
, 2004(12): 32-34. QIU Ting-sheng, XIONG Shu-hua, XIA Qing. Study on treating arsenic-bearing refractory gold ore by magnetic field-intensified cyanidation leaching[J]. Metal Mine, 2004(12): 32-34. [4] 孙...]. 黄金科学技术, 2013, 21(1): 71-77. HUANG Huai-guo, ZHANG Qing, LIN Hong-han. Research and application status of extraction technology for the refractory gold ore[J]. Gold Science and Technology, 2013, 21(1......
, Omdurman 382, Sudan; 3. Department of Mineralogical and Geological Sciences, Faculty of Sciences, University of Burundi, Bujumbura 1550, Burundi) Abstract: A refractory iron ore containing 47.04... separation. Key words: refractory iron ore; impurities; mineralogy; occurrence characteristics; electron probe micro analysis Foundation item: Project(51874219) supported by the National Natural Science......
have distinguished a highly refractory feature in this ore (about 50% of gold was recovered without pretreatment) [9]. Currently, CORMINE SEP and MAG S.A. are exploiting the natural resources... for a high refractory ore without any treatment (lower than 50%) [21]. Mineral residues from biooxidation had a consumption of 6.6 kg/t of NaCN, while sterile control demanded 3.6 kg/t. Metals, sulfurs......
concentrate; calcine; dust; cyanidation; carbonaceous matter 1 Introduction With rapid depletion of free-milling gold ores, the proportion of gold extracted from refractory gold ore is increasing [1-3.... References [1] YANG Yong-bin, XIE Zhao-hui, XU Bin, LI Qian, JIANG Tao. Gold extraction from a high carbon low-grade refractory gold ore by flotation-roasting-leaching process [C]// NEELAMEGGHAM N R, SHAFIA......
, WALTON H, WELLS J A. Processing of refractory gold ore[J]. Minerals Engineering, 1991(4): 1029-1041. [2] 杨洪英, 范 金, 崔日成, 巩恩普. 难处理高砷金矿的细菌氧化-提金研究[J]. 贵金属, 2009, 30(3): 1-3.YANG Hong-ying, FAN Jin, CUI Ri-cheng, GONG En-pu. Study on bacterial oxidation-extraction gold of refractory gold ore[J]. Precious Metals, 2009, 30(3): 1-3. [3] EHRLICH H L. Past, present and future of biohydrometalhrgy[J......
技术及应用现状[J]. 黄金, 2009, 30(1): 17-24. ZHENG Ye. Pretreatment technique and its application of refractory gold ore[J]. Gold, 2009, 30(1): 17-24. [3] 王力军, 刘春谦. 难处理金矿预处理技术综述[J]. 黄金, 2001, 21(1): 38-45...-min. Leaching of gold from refractory ore containing arsenic and antimony[J]. Hydrometallurgy of China, 2011, 30(1): 30-32. [6] 江国红, 刘升明, 张 岳, 欧阳仑熬, 张艳敏. 高砷高硫金精矿固化焙烧-氰化浸出试验研究[J]. 湿法冶金, 2004, 23(2......
of technical improvement for separation of refractory lead-zinc ore with high pyrite content [3]. MO et al [4] put regulator CaO, collector diethyl dithiocarbamate and butyl xanthate into mill, utilize...J. Cent. South Univ. (2012) 19: 2307-2315 DOI: 10.1007/s11771-012-1276-y Separation of sulfide lead-zinc-silver ore under low alkalinity condition SUN Wei(孙伟), SU Jian-fang(苏建芳), ZHANG Gang(张刚), HU......
extraction. References [1] SABA M, MOHAMMADYOUSEFI A, RASHCHIA F, MOGHADDAM J. Diagnostic pre-treatment procedure for simultaneous cyanide leaching of gold and silver from a refractory gold/silver ore [J]. Minerals Engineering, 2011, 24(15): 1703-1709. [2] NANTHAKUMAR B, PICKLES C A, KELEBEK S. Microwave pretreatment of a double refractory gold ore [J]. Minerals Engineering, 2007, 20(11): 1109-1119. [3......