Mar 13, 2023 · معدات معالجة خام النحاس 1. آلة التعويم التعويم هو الطريقة الأكثر استخدامًا في إنتاج مناجم النحاس. يتم تقليب وتهوية لب خام النحاس، وتلتصق جزيئات الخام بالرغاوي تحت تأثير عوامل التعويم المختلفة.
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The Guanting Pb–Zn deposits in the Jianshui area, southern Yunnan Province, SW China, are located in the conjunction of the Yangtze Block, Cathaysian Block and Sanjiang Block, and they belong to part of the Sichuan-Yunnan-Guizhou (SYG) Pb–Zn metallogenic province. The Pb–Zn orebodies occur in basaltic and limestone breccia at the interfaces …
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Jun 1, 2023 · Zn-Pb orebodies occurred as tabular and lenses, and were hosted by the contact zone between syenodiorite and carbonate rocks (Fig. 6 A and B). The tabular orebodies are generally 10–150 m long, 10–50 m thick, and 10–100 m downdip, and the lenticular orebodies are typically 30 to 300 m long, 10 to 60 m in thickness, and …
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Jan 5, 2024 · The world-class Huayuan carbonate-hosted Zn Pb ore field, located at the margin of the intracontinental Nanhua rifted basin, is a significant producer of Zn Pb ores in China (Fig. 1).Previous isotopic dating studies, based on conventional sphalerite Rb Sr and calcite Sm Nd isochron methods, yielded a wide range of ore-formation ages with high …
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Dec 1, 2023 · The Sanjiang region is located on the eastern margin of the Tibetan plateau and host to several significant epigenetic sediment-hosted ore deposits (Fig. 1), which contain economically important resources of Zn, Pb, Cu, Ag, and dispersed metals such as Ga, Ge, Tl, and Cd in China (e.g., Jinding and Huoshaoyun world-class deposits).The …
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Oct 15, 2023 · The Liangyan Zn-Pb deposit in the southeastern part of the SYGMP has the reserves of ∼ 40000 t Zn + Pb and ∼ 120 t Cd (Liao et al., 2020).This deposit is hosted in Carboniferous dolostone/limestone and structurally controlled by the Yadu-Mangdong thrust fault and Yadu-Wogong anticline (Fig. 2; Wan, 2015, Zhou, 2017).The Zn-Pb orebodies …
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Apr 1, 2020 · The Miocene aged polymetallic (Ag-Zn-Sn-Pb) Pirquitas deposit of NW Argentina, hosted in an uplifted horst of Ordovician metaturbiditic rocks, defines the southern extent of the Andean Tin Belt. The nearby and recently discovered Cortaderas breccia-hosted Ag-Zn deposit contrasts markedly with the main Pirquitas deposit. To …
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Jul 1, 2023 · Sphalerite from Yellowhead orebody is enriched in Ge, Tl and Pb, and has high Zn/Cd and Ge/Cu values. • Germanium is concentrated in acicular-colloform bands of sphalerite where micro-inclusions of argutite (GeO 2) is present.. Sphalerites from metamorphosed MVT are enriched in Mn and Fe and have higher Zn/Cd relative to least …
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Apr 1, 2007 · With a reserve of ∼. 200 Mt ore grading 6.08% Zn and 1.29% Pb (i.e., a metal reserve of ∼ 15 Mt) hosted in Cretaceous and Tertiary terrestrial rocks, the Jinding deposit is the largest Zn–Pb deposit in China, and also the youngest sediment-hosted super giant Zn–Pb deposit in the world.. The deposit mainly occurs in the Jinding dome structure as …
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