Metallogenic epoch and genesis of the gold deposits in Jiaodong Peninsula, Eastern China: a regional review  被引量:30

Metallogenic epoch and genesis of the gold deposits in Jiaodong Peninsula, Eastern China: a regional review

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作  者:YANG Liqiang DENG Jun GE Liangsheng WANG Oingfei ZHANG Jing GAO Bangfei J IANGShaoqing XU Hao 

机构地区:[1]State Key Laboratory of Geological Processes and Mineral Resources, China University of Geosciences, Beijing 100083, China [2]Key Laboratory of Lithosphere Tectonics and Lithoprobing Technology of Ministry of Education, China University of Geosciences,Beijing 100083, China

出  处:《Progress in Natural Science:Materials International》2007年第2期138-143,共6页自然科学进展·国际材料(英文版)

基  金:Supported by National Natural Science Foundation of China (Grant Nos. 40672063 and 40272064); the Fostering Plan Fund for Beyond-Century Excellent Talent and the Key Project of Science and Technology Research of the Ministry of Education (Grant No. 03178); Fund of Key Laboratory of Mineral Resources, Institute of Geology and Geophysics, Chinese Academy of Sciences

摘  要:Gold deposits are characterized by multi-sources, superimposition, large scale and temporal-spatial concentration in Jiaodong Peninsula, Eastern China. In this paper, we review the history and the development of the study on metallogenic chronology and genesis of gold deposits, summarize the main features of superimposed metallogenesis, provide evidence of the Mesozoic complex metallogenic system, and point out some prob|ems for further research of Jiaodong gold deposit cluster from a regional view. Although gold deposits are different in genetic types, ore-forming materials and geological settings, our research indicates that the accumulation and emplacement of the ore-forming materials are temporally-spatially concentrated on a large scale, and the main metallogenic epoch of Jiaodong gold deposits was concentrated in Mesozoic. Metallogenic chronology and geological-geochemical data indicate that there are two periods of gold mineralizations occurred in 130--110 Ma and 90--80 Ma respectively in Jiaodong ore cluster. The gold deposit cluster results from the superimposition of the polygenetic mineralization, and further study is needed to investigate the formation and evolution of the Mesozoic complex metallogenic system.金存款被多来源,重迭,大规模和时间空间的集中在 Jiaodong 半岛描绘,东方中国。在这篇论文,我们在 metallogenic 年表和金存款的开始上考察历史和学习的发展,总结附加 metallogenesis 的主要特征,提供中生代复杂 metallogenic 系统的证据,并且从一个地区性的看法为 Jiaodong 金存款簇的进一步的研究指出一些问题。尽管金存款在基因类型,形成矿石的材料和地质的背景是不同的,我们的研究显示形成矿石的材料的累积和炮兵阵地 temporally 空间地被专注于大规模,和 Jiaodong 金存款的主要 metallogenic 时代在中生代被集中。Metallogenic 年表和 geological-geochemical 数据显示有金矿化作用的二个时期在 Jiaodong 分别地发生在 130-110 妈和 90-80 妈矿石簇。从 polygenetic 矿化作用的重迭的金存款簇结果,和进一步的学习被需要调查中生代复杂 metallogenic 系统的形成和进化。

关 键 词:superimposed metallogenic system MESOZOIC Jiaodong ore duster. 

分 类 号:P736.211[天文地球—海洋地质]

 

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