中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
The linkage between the Jiawula-Chaganbulagen Ag-Pb-Zn and adjacent porphyry Mo-Cu mineralization, Inner Mongolia, northeast China

文献类型:期刊论文

作者Hui, Kaixuan1,3,4; Qin, Kezhang1,3,4; Li, Zhenzhen1,4; Wang, Fangyue2; Gao, Shen1,4; Han, Ri1,3,4; Kan, Jing1,3,4; Zhao, Junxing1,4; Li, Guangming1,3,4
刊名ORE GEOLOGY REVIEWS
出版日期2021-07-01
卷号134页码:16
ISSN号0169-1368
关键词Jiawula-Chaganbulagen ore field Porphyry Mo-Cu mineralization Intermediate-sulfidation epithermal Ag-Pb-Zn mineralization Zonation Geochronology Sulfide textures
DOI10.1016/j.oregeorev.2021.104153
英文摘要The Jiawula-Chaganbulagen (Jia-Cha) super-large, magmatic-hydrothermal Ag-Pb-Zn ore field in the southern Erguna Block, northeast China, is characterized by a large and well-developed alteration and metallic zonation (similar to 56 km(2)) that is centered on porphyry Mo-Cu mineralization. The ore field includes two intermediatesulfidation epithermal Ag-Pb-Zn deposits, which are located at Jiawula and Chaganbulagen. A weighted-mean molybdenite Re-Os age of 135.1 +/- 2.1 Ma (MSWD = 0.16) and a molybdenite Re-187-Os-187 isochron age of 135.4 +/- 2.3 Ma (MSWD = 0.44) were obtained for the Mo-Cu mineralization, and the host quartz monzonite porphyry yielded a weighted-mean zircon U-Pb age of 141.9 +/- 2.4 Ma (MSWD = 0.044). Geochronological data suggest that the epithermal mineralization occurred at 135 to 133 Ma, and the porphyry age is little older than the porphyry-epithermal mineralization. The porphyry Mo-Cu mineralization is interpreted as the hydrothermal center of the ore field, based on the metal zonation:Mo-Cu. Zn-Cu -> Zn-Cu-Pb-(Ag) -> Zn-Pb-Ag-(Cu) -> Ag (Au)-Pb-Zn -> Ag, with vertical ore minerals zonation from deeper molybdenite-chalcopyrite to shallower sphalerite-galena-chalcopyrite through molybdenite-chalcopyrite-sphalerite. Trace element analyses by LA-ICP-MS of pyrite and pyrrhotite show that micro-inclusions exhibit similar "ore field-scale" trace element zonation: Bi-Ag -> Bi-Sb-Ag -> Sb-Ag. Geological and geochronological evidence indicates that the Jia-Cha epithermal system is genetically related to the adjacent porphyry Mo-Cu mineralization. XRF element mappings of the replaced ores revealed that late ore stage oxidizing fluids dissolved the early chalcopyrite at depth, and then replaced the sulfides in the main ore stage. Porphyry-epithermal mineralization system in the Jia-Cha ore field is significant for further exploration for porphyry Mo-Cu and epithermal Ag-Pb-Zn deposits in northeast China.
WOS关键词GREAT XINGAN RANGE ; FRESNILLO SILVER DISTRICT ; ZIRCON U ; GEOCHEMICAL CHARACTERISTICS ; ISOTOPIC CHARACTERISTICS ; POLYMETALLIC DEPOSIT ; MINOR ELEMENTS ; VOLCANIC-ROCKS ; WESTERN SLOPE ; NE CHINA
资助项目National Key Research and Development Program of China[2017YFC0601306] ; Key Deployment Project of CAS[ZDRWZS202041] ; McKinstry Fund from the Society of Economic Geologists Foundation
WOS研究方向Geology ; Mineralogy ; Mining & Mineral Processing
语种英语
出版者ELSEVIER
WOS记录号WOS:000656490800001
资助机构National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; Key Deployment Project of CAS ; Key Deployment Project of CAS ; Key Deployment Project of CAS ; Key Deployment Project of CAS ; McKinstry Fund from the Society of Economic Geologists Foundation ; McKinstry Fund from the Society of Economic Geologists Foundation ; McKinstry Fund from the Society of Economic Geologists Foundation ; McKinstry Fund from the Society of Economic Geologists Foundation ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; Key Deployment Project of CAS ; Key Deployment Project of CAS ; Key Deployment Project of CAS ; Key Deployment Project of CAS ; McKinstry Fund from the Society of Economic Geologists Foundation ; McKinstry Fund from the Society of Economic Geologists Foundation ; McKinstry Fund from the Society of Economic Geologists Foundation ; McKinstry Fund from the Society of Economic Geologists Foundation ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; Key Deployment Project of CAS ; Key Deployment Project of CAS ; Key Deployment Project of CAS ; Key Deployment Project of CAS ; McKinstry Fund from the Society of Economic Geologists Foundation ; McKinstry Fund from the Society of Economic Geologists Foundation ; McKinstry Fund from the Society of Economic Geologists Foundation ; McKinstry Fund from the Society of Economic Geologists Foundation ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; National Key Research and Development Program of China ; Key Deployment Project of CAS ; Key Deployment Project of CAS ; Key Deployment Project of CAS ; Key Deployment Project of CAS ; McKinstry Fund from the Society of Economic Geologists Foundation ; McKinstry Fund from the Society of Economic Geologists Foundation ; McKinstry Fund from the Society of Economic Geologists Foundation ; McKinstry Fund from the Society of Economic Geologists Foundation
源URL[http://ir.iggcas.ac.cn/handle/132A11/102018]  
专题地质与地球物理研究所_中国科学院矿产资源研究重点实验室
通讯作者Qin, Kezhang
作者单位1.Chinese Acad Sci, Innovat Acad Earth Sci, Beijing 100029, Peoples R China
2.Hefei Univ Technol, Sch Resources & Environm Engn, Hefei 230009, Peoples R China
3.Univ Chinese Acad Sci, Beijing 100049, Peoples R China
4.Chinese Acad Sci, Inst Geol & Geophys, Key Lab Mineral Resources, Beijing 100029, Peoples R China
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Hui, Kaixuan,Qin, Kezhang,Li, Zhenzhen,et al. The linkage between the Jiawula-Chaganbulagen Ag-Pb-Zn and adjacent porphyry Mo-Cu mineralization, Inner Mongolia, northeast China[J]. ORE GEOLOGY REVIEWS,2021,134:16.
APA Hui, Kaixuan.,Qin, Kezhang.,Li, Zhenzhen.,Wang, Fangyue.,Gao, Shen.,...&Li, Guangming.(2021).The linkage between the Jiawula-Chaganbulagen Ag-Pb-Zn and adjacent porphyry Mo-Cu mineralization, Inner Mongolia, northeast China.ORE GEOLOGY REVIEWS,134,16.
MLA Hui, Kaixuan,et al."The linkage between the Jiawula-Chaganbulagen Ag-Pb-Zn and adjacent porphyry Mo-Cu mineralization, Inner Mongolia, northeast China".ORE GEOLOGY REVIEWS 134(2021):16.

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来源:地质与地球物理研究所

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