· The ore-bearing veins have filled fractures in the country rocks to form disseminated mineralization in the amphibolites. Previous studies have indicated that the Dushan granite and the Jinchangyu gold deposit
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Some studies have suggested that the ore-forming metals are of magmatic-hydrothermal origin (e.g., N'dri et al., 2021; Jiapigou and Songjianghe gold deposits in the Jiapigou district; and (c) Jinchangyu and Yu'erya gold deposits in the Jidong district. 10.
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· The Xiajinbao, Yu’erya and Jinchangyu gold deposits in this district are characterized by crosscutting relationships between gold veins and various dikes. This relation suggests that zircon U-Pb dating of the pre-ore and post-ore dikes can provide tight constraints on the time of gold veining.
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· gold mineralization is 175.8 Ma [35]; and the molybdenite Re-Os age of the Jinchangyu gold deposit is 223 ± 5 Gold ore bodies in the Jiaodong Peninsula occur inside or on the periphery of
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Ore Geology Reviews 138, 104383. doi: 10.1016/j.oregeorev.2021.104383.CrossRef Google Scholar The geology and geochemistry of Jinchangyu gold deposit, North China Craton: implications for metallogenesis and geodynamic setting. Ore Geology Reviews
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DOI: 10.1016/J.OREGEOREV.2013.12.001 Corpus ID: 140608645 Geology, geochemistry and ore genesis of the Wenyu gold deposit, Xiaoqinling gold field, Qinling Orogen, southern margin of North China Craton The Nanmingshui gold deposit, located in the eastern
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· Generally, gold mineralization time of the Xiaoqinling-Xiong'er Mountain and Taihang Mountain is a little earlier than those of Jiaodong gold deposits; some of Jidong (Jinchangyu, Yuerya, and Niuxinshan) and the Liaodong
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The Jinchangyu Au deposits contained an original resource of 50 t of gold and is located close to the northeastern margin of the North China Craton (NCC). The orebodies are controlled by structures in the amphibolite units of the Archaean Zunhua Group.
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· The large Huachanggou gold deposit, on the southern margin of the Mian-Lue Suture in western Qinling Orogen Through boiling and influx of meteoric water, the ore-forming fluid system has evolved from CO 2-rich to CO 2
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The Matouniu gold polymetallic deposit in the Eastern Hebei Province (Jidong) in the northern margin of the North China Craton (NCC) is a skarn‐type ore deposit.
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The geology and geochemistry of Jinchangyu gold deposit, North China Craton: Implications for metallogenesis and geodynamic setting 0
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· The Jidong area is a significant gold province in North China. It comprises several famous medium- and large-size gold deposits (e.g. Yu’erya and Jinchangyu), numerous smaller ones and hundreds of gold occurrences. It hosts a total gold resource of ∼ 129.5 ton (Song et al., 2016).).
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Xinping Cai, Bingguang Liu, and Zhonglin Ji (1994): Ore-controlling structures of the Jinchangyu gold deposit and their geophysical validation. Gold Science and Technology 2(5), 1-7 (in Chinese). Dajun Qin, Xinping Cai, Jie Wan, Haozhong Gao, Baolin Zhang, and Shaoping Zhuo (1997): Preliminary study on the origin of the large-scale gold deposit,
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· The age of most gold ores is coeval with the time of lithospheric thinning in the NCC, and part of the ore-forming materials were derived from mafic magmas generated in the Early Cretaceous. This indicates that the ultimate control of gold mineralization in the NCC is the strong lithospheric thinning event that took place in the
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Abstract：On the basis of gold analyses of 1080 samples in Jinchangyu district, gold abundance of differnt rocks was counted. The result shows that the gold abundance is similar to that of crust.S,Pb,C,O isotopes of ores are consistant with those of vein rocks and granite,but different from countryrock-amphibolite.
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· Geology, Environmental Science. Science. 2006. TLDR. Using a titanium down-hole sampler, it is determined that the deep geothermal brine of magmatic origin contains ∼15 parts per billion gold, which indicates that the Ladolam hydrothermal gold deposit could have formed within ∼55,000 years. Expand.
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· The Qianhe gold deposit in the Xiong’ershan area is located along the southern margin of the Archean-Paleoproterozoic North China Craton. The deposit consists of six orebodies that are hosted in Paleoproterozoic andesites to basaltic andesites and structurally controlled by roughly EW-trending faults. Individual orebodies comprise
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The geology and geochemistry of Jinchangyu gold deposit, North China Craton: Implications for metallogenesis and geodynamic setting
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· Abstract: The layered main orebody of Dongguashan copper (gold) deposit is hosted in the Carboniferous limestone, with many opinions on its ore-forming material source. For the purpose of identifying material composition of Dongguashan copper (gold) deposit, isotope dates of hydrogen, oxygen, sulfur and lead were determined and
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· Jinchangyu 08 Quartz vein ore mixed with albitized wall rock breccia (containing pyrite and chalcopyrite) 85.3 0.26 −0.21 −0.02 −0.19 Jinchangyu 09 Albite-quartz vein ore (containing disseminated pyrite) 1.92 −0.64 0.10 0.03 0.07 Jinchangyu 10 Albite-quartz 2.68
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: Shuo Wang, Yunhua Liu, Yunchen Guo, Qiang Zhang, Jinlai Chen, Xiaoyan Li, Nan Deng · The Jinchangyu Au deposits contained an original resource of 50 t of gold and is located close to the northeastern margin of the North China Craton (NCC).
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· to unmetamorphosed protoliths, perhaps representing the source for the enrichments observed in the Otago ore deposits. Gold, Ag, As, Sb, Hg, Mo, and W were found to have significantly lower
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· Introduction The Jiaodong Peninsula in the eastern part of the North China Craton (NCC) constitutes China's richest gold province (Fig. 1), and one of the major gold fields in Asia (Goldfarb et al., 2014). The Early Cretaceous (ca. 125–120 Ma; Goldfarb and Santosh, 2013, Yang and Santosh, 2014) gold deposits in this region have been broadly
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· Because gold mineralization is not probable for rare earth elements, the Bi element can be regarded as indicator for high-grade ore. Compared with Yuerya, the Jinchangyu gold deposit is hosted in
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Abstract Taking the Jinchangyu gold mine in Eastern Hebei Province, China, as an example, the characteristics, formation conditions, evolution process of ductile shear zone, as well as its relation to gold mineralization have been studied in detail. It is suggested
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The Linglong-Jiaojia district is one of the most important regions containing gold deposits in China. These gold deposits can be divided into: a) the pyrite-gold-quartz vein type (Linglong type), which is controlled by brittle-ductile to ductile deformation structures, and b) the alteration-zone type (Jiaojia type), characterized by small veinlets, or the disseminated
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· The Jinchangyu ore deposit is a large-size gold deposit in eastern Hebei with mining history of more than half a century. In recent years, its resource reserves are constantly increasing.
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· Results. Firstly, according to the genetic type of the deposit, six types of deposits can be divided in North China, including the types of granite greenstone, volcanic, magmatic hydrothermal, metaclastic hydrothermal, placer and weathering crust. Secondly, it can be divided into 44 types of mineral prediction, among which the types of magmatic
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The Xiajinbao, Yu'erya and Jinchangyu gold deposits in this district are characterized by crosscutting relationships between gold veins and various dikes. This relation suggests that zircon U-Pb dating of the pre-ore and post-ore dikes can provide tight constraints on the time of gold veining.
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The geology and geochemistry of Jinchangyu gold deposit, North China Craton: Implications for metallogenesis and geodynamic setting YangSonga,Si-HongJianga,LeonBagasb,ChaoLic,Jian-ZhongHud,QingZhangd,WeiZhoud,Hai-YangDingd a MLR Key Laboratory of Metallogeny and Mineral Assessment Institute of Mineral
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