Co-Rich Cu–Zn–Pb Skarn Deposit, Tibet: Implications for …
Abstract: The Pusangguo deposit (1.42 Mt @ 1.42% Cu, 0.14 Mt @ 1.82% Zn, 0.08 Mt @ 1.01% Pb, and 285.8 t Co @ 140 g/t Co) is the first Co-rich Cu-Zn-Pb skarn deposit discovered in the Gangdese metallogenic belt. However, the trace and minor element geochemistry of the sulfides in …
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Ore-forming process of the Huize super-large Pb-Zn …
The SYG district contains more than 400 Pb-Zn deposits and occurrences, which is the main source of Pb and Zn in China (Hu et al., ... The boundary between Pb-Zn ore and dolostone is obvious, and a small amount of galena with fine veins is distributed in dolostone. ... The Cu, Zn, Ag, Cd, Co, and Ni contents are higher in the ore (average 1.51 ...
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Mineralogy and Innovative Flash Flotation …
The results demonstrate that the ore consists of 35 categories of minerals, assaying Cu 7.99%, Pb 9.39%, and Zn 1.96% in the forms of chalcopyrite, galena, and sphalerite, respectively, and silver ...
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Data–driven prospectivity modelling of sediment–hosted …
Sedimentary basins are important sources for critical raw materials and new discoveries of sediment–hosted Mississippi Valley–type (MVT) and/or clastic–dominated (CD) …
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Sphalerite and Pyrite Geochemistry from the Pusangguo Co-Rich Cu–Zn–Pb
The Pusangguo deposit (1.42 Mt @ 1.42% Cu, 0.14 Mt @ 1.82% Zn, 0.08 Mt @ 1.01% Pb, and 285.8 t Co @ 140 g/t Co) is the first Co-rich Cu-Zn-Pb skarn deposit discovered in the Gangdese metallogenic belt. However, the trace and minor element geochemistry of the sulfides in this deposit has not been studied, limiting further understanding of elements' …
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Trace element and sulfur isotope compositions of pyrite …
The Tianqiao Zn–Pb–Ag deposit in SW China, hosted by Devonian and Carboniferous limestone and clay rocks, is composed of sulfides such as sphalerite, galena, and pyrite. Pyrite is present in different paragenetic stages and can be divided into four types based on textures and mineral assemblages. Pyrite from the adjacent Shanshulin deposit (Py-SSL) is …
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Differentiating Jurassic Cu-, W-, and Sn (—W)-bearing …
The Nanling mineralization belt in South China is famous for widespread Mesozoic polymetallic ore deposits (e.g., W, Sn, Cu, U, Nb, Ta and REE), which can be classified into the most representative four types: W-, Sn (—W)-, Cu-, and Nb—Ta-polymetallic deposits (Fig. 1 a; Mao et al., 2014, Madayipu et al., 2023).In this region, the giant-scale polymetallic deposits are …
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Ore-forming material sources of the Pb–Zn–(Ag–Fe–Cu) …
Lead (Pb) and zinc (Zn) are common base metals widely used in modern industrialization. Due to their incompatible geochemical properties, Pb–Zn tends to partition and accumulate in Earth's crust (Gao et al., 1998, Hofmann, 1988).Galena (PbS) and sphalerite (ZnS), two essential Pb–Zn ore minerals, occur in several sediment-hosted and …
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Data–driven prospectivity modelling of sediment–hosted Zn–Pb …
Barite and apatite can also be common in some cases. Other elements associated with Zn and Pb ore zones include Cu, As, Cd, Sb, Tl, Hg, Se, Bi, Ge, and Ni ... are more similar to the siliciclastic–mafic (Zn, Pb) sub ... Regions that yield high WOE prospectivity scores and low standard deviation represent the highest priority for mineral ...
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The Zn-Pb sulfide and Pb-Zn-Ag non-sulfide Kuh-e-Surmeh ore …
The sulfur isotope enrichment factor (ε SO4–primary sulfide minerals = 7.8‰) reflects the SO 4 −2 of the late stage gypsum formed by sulfate generated from the dissolution of primary sulfate minerals that mixed with sulfate originating from the oxidation and dissolution of sulfide minerals. Topographic relief, tectonic fracture systems, reactivation of the Surmeh Fault, …
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ICP-OES Method for the Determination of Fe, Co, Mn, Cu, Pb, and Zn …
A new approach based on the use of inductively coupled plasma optical emission spectrometry (ICP-OES) is presented for the quantitative determination of Fe, Co, Mn, Cu, Pb, and Zn in ore samples ...
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The origin of the Dapingzhang volcanogenic Cu–Pb–Zn ore …
Thus, the Dapingzhang volcanic sequence and associated Cu–Pb–Zn sulfide mineralization are different in time and geotectonic setting from other middle- to late-Triassic Cu polymetallic sulfide deposits in the west of the Lanping–Simao Block in western Yunnan, such as the Minle Cu deposit, the Guanfang Cu–Pb deposit, and the Wenyu Cu ...
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Punctuated, episodic magmatism and mineralization of the …
Incorporating these new geochronology data and field observations with previously published information about the alteration and mineralization of the RMC yields a more complex, detailed history of the mineral system responsible for Au-Pb-Zn-Cu mineralization than previously identified (Fig. 9).
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Pb/Zn Ores
Cu-Pb-Zn separation is a challenging flotation process. Flotation requires an initial flotation of bulk concentrate followed by two parallel circuit stages. Selection of flotation reagents and frothers is an important, even critical, consideration.
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Middle Triassic Cu–Pb–Zn Skarn mineralization in the Wulonggou gold ore
PDF | On Jun 1, 2024, Jia–Jie Xiong and others published Middle Triassic Cu–Pb–Zn Skarn mineralization in the Wulonggou gold ore field, Eastern Kunlun Orogen, NW China: Insights from ...
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Metallogenesis and fluid evolution of the Huangtupo Cu–Zn …
The Kalatag area, located in the middle of the Harlik–Dananhu arc in East Tianshan orogen, hosts several Cu–Zn deposits, including the Huangtupo VMS Cu–Zn deposit (including the Honghai deposit) and the Hongshan, Hongshi, and Meiling hydrothermal lode-type Cu deposits (Figs. 1C and 2; Fang et al., 2002, Mao et al., 2010, Deng et al., 2014a, Deng et al., …
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Decoupling of Cu and Zn in sediment-hosted base metal …
Notably, copper and Co metals are mined at the Baiyangping ore block and Pb-Zn metals are mined at the Liziping ore block, and the Fulongchang ore block is dominated by Cu–Ag and is locally rich in Pb, Zn, and Co (Liu et al., 2021; Feng et al., 2021).
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Geology, mineralogy, and cassiterite geochronology of the …
As of 2018, it hosts an 11.7 Mt indicated resource grading 6.9% Zn, 0.16% Pb, 15 g/t Ag, and 84 g/t In, an additional 45.0 Mt inferred resource grading 5.6% Zn, 0.23% Pb, 17 g/t …
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Ore-forming material sources of the Jurassic Cu–Pb–Zn …
In contrast, the Pb–Zn mineralization reveals higher and more variable δ 34 S (‰) values (–4 to 18) and Pb isotopic ratios (208 Pb/ 204 Pb = 38.0–39.5, 207 Pb/ 204 Pb = …
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Genesis of the Zinkgruvan stratiform Zn-Pb-Ag deposit and …
Both ore types are characterized by significant spread in δ 34 S, with the sulfur in the Cu ore and associate marble-hosted Zn mineralization on average being somewhat heavier (δ 34 S = −4.7 to +10.5‰, average 3.9‰) than that in the stratiform Zn-Pb-Ag ore (δ 34 S = −6 to +17‰, average 2.0‰). The ranges in δ 34 S are significantly larger than those observed in syn …
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Determining the ore-forming processes of Dongshengmiao Zn-Pb-Cu …
PDF | On Dec 1, 2023, Hao Cui and others published Determining the ore-forming processes of Dongshengmiao Zn-Pb-Cu deposit: Evidence from the linear discriminant analysis of pyrite geochemistry ...
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Nanobubble assisted flotation separation of …
Drill core sulfide ore samples (weighing about 60 kg) were received from Garpenberg, Boliden Mineral AB, Sweden. Garpenberg is an underground mine where the complex Zn-Pb-Ag-Cu-Au ore (Table 2) is mined from 500 to 1400 …
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ICP-OES Method for the Determination of Fe, Co, …
A new approach based on the use of inductively coupled plasma optical emission spectrometry (ICP-OES) is presented for the quantitative determination of Fe, Co, Mn, Cu, Pb, and Zn in ore samples ...
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Preferential Flotation of a Refractory Cu-Pb-Zn …
Preferential Flotation of a Refractory Cu-Pb-Zn Polymetallic Ore Shun-Ming Deng1, *, Jian-Tao Lang2 1 Chongqing Vocational Institute of Engineering,School of Mechanical Engineering,Chongqing,China,402260 2 Kunming University of Science and Technology, Kunming City, China *@189 Keywords: Copper-lead-zinc sulfide ore, …
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Ore-forming material sources of the Jurassic Cu–Pb–Zn …
Typical Pb − Zn sulfide ores from mineral deposits in the southern Hunan Province of the Qin–Hang Cu–Pb–Zn ore belt have 207 Pb/ 206 Pb ratios that range from 0.82 to 0.87, with average ratios of 0.848 for Shuikoushan, ... and then to Huangshaping–Shuikoushan (150–160 Ma), the upper crustal Pb compositions become more dominant. 5.4.
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Geology and genesis of the Aqishan Pb-Zn deposit, NW …
Skarn systems constitute a major source of the world's Pb, Zn, W, Sn, Fe, Cu, Mo, and Au ... All zircon grains yield variable Th contents of 61–836 ppm and comparable U contents of 83–890 ppm, ... the ore fluids evolved to a more diluted fluid system and were associated with the formation of barren carbonate veins and locally filling ...
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Mineralogy and Innovative Flash Flotation …
The results demonstrate that the ore consists of 35 categories of minerals, assaying Cu 7.99%, Pb 9.39%, and Zn 1.96% in the forms of chalcopyrite, galena, and sphalerite, respectively, and silver assaying 157.9 g/t …
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Contrasting regimes of Cu, Zn and Pb transport in ore …
Request PDF | On Feb 1, 2015, Richen Zhong and others published Contrasting regimes of Cu, Zn and Pb transport in ore-forming hydrothermal fluids | Find, read and cite all the research you need on ...
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New insights on the formation of the Jingchong Cu-Co-Pb-Zn …
The 40 Ar-39 Ar dating of muscovite in the Jingchong deposit yields a mineralizing age of ca. 121.1 ± 2 Ma, consistent with the ca. 130–120 Ma Pb-Zn mineralizing events in the northeastern Hunan Province. The sulfur isotopic values (−3.0 to +3.5‰) of the Pb-Zn ores are similar to that of Cu-Co ores, indicating a magmatic sulfur origin ...
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Ore genesis of the Tieshajie Cu deposit: Implications for Cu
The Tieshajie Cu deposit (5.2 Mt ores with a mean Cu grade of 1.07 wt%; Wang et al., 2018), is a stratiform-like sulfide deposit hosted by strongly metamorphosed and deformed Meso-Neoproterozoic strata.It has long been proposed that the Tieshajie deposit exhibits characteristics typical of VMS deposits, such as lenticular and stratiform-like orebodies that are …
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