· Report summary. Dexing copper mine is an open pit copper mine located in Dexing, Jiangxi Province. It is one of the major copper mines in China and operates two mining sites (Tongchang and Fujiawu) and two concentrators (Dashan and Sizhou). All copper concentrate produced at Dexing is treated at the Guixi smelter and refinery.
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· The Dexing copper deposit in southeastern China is a typical non-arc porphyry deposit, the origin of which has been a topic of debate for several decades. Here we present new results from U–Pb geochronology, whole-rock chemistry and Sr–Nd–Hf–O isotopic investigations on the ore-forming granodioritic porphyry.
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· This paper presents LA-ICP-MS zircon U-Pb dating, elemental and Sr-Nd-Hf isotopic data of the andesitic dikes in the Dexing porphyry copper ore field. The Dexing andesitic dikes were emplaced
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· In the second century BC (the Western Han Dynasty), the iron was used to replace copper in the copper sulfate solution. During the Northern Song Dynasty (960–1127), the production of dantong (a copper alloy produced by copper hydrometallurgy) in Dexing’s Xingli Mine and Qianshan’s Qianshan Mine began to take
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Our customer, Dexing copper mine, which is the largest copper mine in Asia. It has more than 30 sets cone crushers, so need a large number of cone crusher wear parts every year. It has many crusher wear parts
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· The Dexing copper mine is the largest open pit copper mines in Asia, with mining and beneficiation history stretching back more than half a century; consequently it has large amounts of ore tailings. The mineralogy, chemical composition and distribution of elements in the impounded tailings are of great significance to the future utilization and
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· SBAS-InSAR Based Deformation Monitoring of Tailings Dam: The Case Study of the Dexing Copper Mine No.4 Tailings Dam December 2023 Sensors 23(24):9707 DOI:10.3390/s23249707 License CC BY 4.0 Authors:
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Full Size Table · Addressing this gap, this study investigates soil contamination levels and heavy metal concentrations in dominant plants along a highway and railway in the vicinity
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:Dexing Copper MineSoil FaunaSoil Science · The Dexing copper mine is located in Dexing City, Shangrao Region of Jiangxi Province in China (29 02′N, 117 43′E). The study area covers 100 km 2 , within an elevation range of 65–500 m, and over a terrain characterized by low hills with slope angles of
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· The Dexing porphyry copper ore mine is located in the Qin-Hang metallogenic belt between the Yangtze block and the Cathaysia block. It is a giant porphyry copper mine in China, including 3 ore districts: Tongchang, Fujiawu and Zhushahong. Our analyses of Re in
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· The No.4 tailings pond of the Dexing Copper Mine is the second largest in Asia. The tailing pond is a dangerous source of man-made debris flow with high potential energy. In view of the lack of effective and low-cost global safety monitoring means in this region, in this paper, the time-series InSAR technology is innovatively introduced to
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· To reduce the environmental pollution from MSW-fly ash and Dexing copper mine-tailing and realize their maximum utilization, this research used them to synthesize novel eco-friendly glass-ceramics. Effects of different nucleation-crystallization temperatures on the crystal evolution, microstructure, properties, leaching behavior of
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· The No.4 tailings pond of the Dexing Copper Mine is the second largest in Asia. The tailing pond is a dangerous source of man-made debris flow with high potential energy. In view of the lack of effective and low-cost global safety monitoring means in
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· The famous Dexing copper–gold polymetallic district in South China contains the Dexing porphyry Cu–Au–Mo deposit (9 Mt of Cu and 138 tons of Au) (Zhu et al., 1983) and the coeval Yinshan epithermal Cu–Au polymetallic deposit (950,000 tons of
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· The Dexing ore deposit, Jiangxi Province, is the largest porphyry copper deposit in China. Controversies exist regarding the ore-forming source of this deposit. We have conducted Pb isotope
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· Since 2021, Dexing Copper Mine has been guided by the "Intelligent Planning Scheme of Dexing Copper Mine" and in accordance with the working thinking of "work flow, process informationization, intelligent management".
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· The molybdenite, the main Re-bearing mineral at Dexing copper ore field, can be divided into two types, coarse-grained leaf-shaped molybdenite and fine-grained aggregate molybdenite. The results of LA-ICP-MS trace elements mapping showed that the distribution of Re in molybdenite is extremely uniform, the fine-grained aggregate
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· In August, the Yangtaowu ecological reclamation base of Dexing Copper Mine of Jiang Copper Group was shaded by trees and flowers were in full bloom. China’s rare earth mining and smelting/separation quotas stood
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Dexing Copper Mine is a model for comprehensive utilization of ores. Not only valuable metals such as molybdenum, gold and sulfur are recovered, but also copper is recovered
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· Dexing copper mine (DCM), situated in Jiangxi Province of China, is 200 km away from provincial capital city Nanchang. Mining production of DCM started in 1965 by underground mining. The open pit operation started in 1971, and currently produces some 36 million tonnes of crude ore annually, which positions among the largest open pit
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In light of production and research conditions of Dexing Copper Mine's heap leaching mill,the anthors analyse problems existing in the bioleaching eolvent extraction electrowinning process and propose their solutions to them.The prospective application and direction of copper hydrometallurgy are discussed.
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· The Dexing ore deposit, Jiangxi Province, is the largest porphyry copper deposit in China. Controversies exist regarding the ore-forming source of this deposit. We have conducted Pb isotope analyses of pyrites from the Tongchang and Fujiawu mines. Our results document consistent Pb isotopes from these two orebodies, with 206Pb/204Pb,
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Yangtaowu slope at the Dexing Copper Mine was performed to show the application of the proposed method. Section 4 introduces the evaluation results of slope stability under his-torical and present stages. In Sect. 5, comparative analyses were carried out for
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· Flotation recovery: 81.80% Processing capacity: 0.18-7m3 / min Equipment configuration: jaw crusher, vibration feeder, hoist, ball mill, grading machine, mixing bucket, flotation machine
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· It is evident from these classifications that each group of metals in the soils around the Dexing copper mining highway and railway emanates from a common source. Drawing parallels with findings tabled in Table 1 , and studies by Chen et al. ( 2010 ), Hasselbach et al. ( 2005 ), and Wang et al. ( 2012 ), Pb, Zn, and Cd concentrations in
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:Dexing Copper MineSoilThe output of Dexin Pit Copper is up to 33 million tonnes a year and the final depth is more than 500 m. As a cost reduction measure, the in-pit crushing and conveying system has
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1 Multi-level and precise evaluation of slope stability in large 2 open-pit mines: a case study at Dexing Copper Mine, China 3 4 Shi-Gui Du1, Charalampos Saroglou2,3, Yifan Chen4, Hang Lin4, Rui
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Dexing copper mine equipment monitoring center of the mine electric wheel automobile engine, R-170 electric-wheel engine, SXHD7 cone crusher, R2200 cone crusher, various models of ball mill, R54 crusher, hundreds of large mining equipment oil monitoring.
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The Dexing porphyry copper and Yinshan polymetallic deposits in Dexing City, southeastern China are both giant porphyry ore systems. Located 15 km apart, they formed synchronously and share a similar magma source and metallogenic evolution, but their metal endowment, dominant rock types, and alteration assemblages differ significantly.
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· The Dexing porphyry copper and Yinshan polymetallic deposits in Dexing City, southeastern China are both giant porphyry ore systems. Located 15 km apart, they formed synchronously and share a similar magma source and metallogenic evolution, but their metal endowment, dominant rock types, and alteration assemblages differ
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