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热液的运移,聚集和定位提供有利的容矿空间,对矿体的产出状态具有重要的控制作用.由此可见:地层对成矿的控制作用主要表现在成矿元素质量分数较高,有利的岩性提供部分成矿物质以及影响成矿物质侵位和矿体定位. 图2 辛庄金矿床矿床典型矿石构造 Fig.2 Typical ore structures of Xinzhuang gold deposit 表1 矿区内地层样...石的S和Pb同位素组成一致[8, 17].以上结果表明:燕山期岩浆侵入活动与成矿作用关系密切,岩浆活动带来了大量的成矿物质,成矿流体以及热能,为矿床的形成提供了物质基础和热动力,是矿床形成的决定性因素. 图3 辛庄金矿井下矿体典型照片 Fig.3 Typical photos of underground ore body of Xinzhuang gold......
吉林省安图县东方红金矿床断裂构造特征与找矿田莉玉1,臧兴运2,赵成2(1.吉林省长春市吉林大学测试科学实验研究中心2.吉林省地质调查院)摘 要:东方红金矿区断裂构造发育,并为主要控矿地质条件.北东向断裂构造为压扭性,沿断裂构造发育的蚀变带以硅化,绿泥石化,碳酸盐化等矿物组合为主,构造原生晕富Au,贫Cu,Pb,Zn,并控制土壤测量Au元素异常浓集中心的分布;北西西向断裂构造为张扭性,沿断裂构造发育的蚀变带以黄铁矿化,方铅矿化,高岭土化等矿物组合为主,构造原生晕贫Au,富Cu,Pb,Zn,并控制土壤测量Cu,Pb......
gravity separation of a quartz vein type gold ore using response surface methodology CHEN Qiao1, CHEN Guimin2, TONG Linlin1, LIN Yiren1, YANG Hongying1 (1. School of Metallurgy, Northeastern University, Shenyang 110819, China; 2. Hainan Shandong Gold Mining Co. Ltd., Ledong 572531, China) Abstract: The present study was carried out for gravity separation of a quartz vein type gold ore with a MD3......
size, while molybdenite exhibits an uneven distribution and mainly disseminates in the ore as the micro-fine granular type. The distribution rates of pyrite and molybdenite with size >74 μm are 32.89... molybdenum ore LIN Qing-quan(林清泉)1, 2, GU Guo-hua(顾帼华)3, WANG Hui(王晖)2, WANG Chong-qing(王重庆)2, LIU You-cai(刘有才)2, FU Jian-gang(符剑刚)2, ZHU Ren-feng(朱仁锋)3 1. School of Chemistry and Chemical Engineering......
. Pretreatment of a refractory arsenopyritic gold ore using hydroxyl ion[J]. Hydrometallurgy, 2015, 153: 106-113. [5] 田庆华, 王浩, 辛云涛, 等. 难处理金矿预处理方法研究现状[J]. 有色金属科学与工程, 2017, 8(2): 83-89. TIAN Qinghua, WANG Hao, XIN Yuntao, et al.Research status of pretreatment of refractory gold ore[J]. Nonferrous Metals Science and Engineering, 2017, 8(2): 83-89. [6] ZHANG Duchao, XIAO Qingkai, LIU Weifeng, et al.Acid......
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in length and 30 km in width) and includes many ore deposits (Fig. 1), of which cassiterite sulfide deposit is the most important deposit type [24,25]. Fig. 1 Mineralization zoning of Dachang ore field...Trans. Nonferrous Met. Soc. China 24(2014) 3652-3659 Ore-forming material of Dachang tin deposit in Guangxi, China: Lead isotope evidence Yong-sheng CHENG1,2,3, Cheng PENG1,2 1. Key Laboratory......
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, 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......