The distribution of calcite in Guangxi

Calcite from Guangxi, China mindat

Genesis of the Gaolong gold deposit in Northwest Guangxi Province, South China: Insights from in situ trace elements and sulfur isotopes of pyrite Ore Geology Reviews, Lin, S, Hu, K, Cao, J, Liu, Y, Liu, S, Zhang, B (2023)2021年12月1日  Apatite is widely distributed within both the granite and the different types of mineralization present within the Jiepai deposit (Chen et al, 2016, Lin et al, 2017), providing Geological implications of apatite within the graniterelated 2017年10月15日  Our results indicate that calcite veins near highgrade ores commonly show low δ 13 C and high δ 18 O values and MREEenrichment patterns Our results also suggest Carbonoxygen isotopes and rare earth elements as an 2007年10月1日  REE geochemical characteristics of calcites from different tinpolymetallic orebodies indicate that the REE content, relevant parameters and REE distribution patterns of REE geochemistry of calcites in the Dachang tin

Sm–Nd dating and rare earth element geochemistry of

2017年8月28日  One of those typical deposits is the Guling talc deposit in Mashan County, central Guangxi province, with a talc reserve of 151 million tons Mineral associations in the 2023年1月1日  Here we carried out the detailed studies of deposit geology, cassiterite UPb dating, muscovite geochemistry and HO isotopes on the Early Paleozoic Lijia Sn deposit in Early Paleozoic tin mineralization in South China: Geology 2015年1月6日  The calcite intergrown with talc from Guling deposit yield a Sm–Nd isochron age of 232 ± 19 Ma, implying that the carbonatehosted talc mineralization in central Guangxi Sm–Nd dating and rare earth element geochemistry of the2007年2月17日  TongkengChangpo is the largest tin deposit within the giant Dachang polymetallic tin ore field in Guangxi, southern China, which is part of a large skarn system The origin of the TongkengChangpo tin deposit, Dachang

稀土元素在岩浆和水热系统的实验岩石学和地球化学

2022年2月10日  基于目前的实验研究结果，本文提出了稀土实验地球化学研究中依旧存在的一些问题：部分熔融作用对于成矿物质组成的影响，碳酸盐熔体和硅酸盐熔体液态不混熔对于碳酸岩稀土成矿作用的影响，岩浆晚期演化的热液流体 Calcite in exocontact marbles shows intermediate values of these elements (Tables 1, 4) The chondritenormalized REE patterns of calcite from the ore veins are shifted to higher values The Origin and Evolution of Rare Earth Element 2024年6月28日  The Youjiang Basin is located at the trijunction of the Guizhou, Yunnan, and Guangxi provinces in southwest China This region represents a major AuAsSbHgTl metallogenic province within the South China low In Situ Carbonate UPb Dating of Gold and 2015年1月6日  The REE + Y distribution patterns of hydrothermal calcite and quartz provide valuable information on the source(s) and physicochemical environment of the mineralizing hydrothermal fluids (MicharD Sm–Nd dating and rare earth element geochemistry of the

Geological implications of apatite within the graniterelated

2021年12月1日  Sketch map showing the distribution of the deposits in the Nanling district with a biotite, quartz, and apatite dominated gangue assemblage with minor amounts of sericite, titanite, and calcite (Fig 6) (2) Extremely highgrade mineralization (30–40 northeastern Guangxi and implications on Indosinian mineralization in South China 2021年11月19日  To investigate the disintegration characteristics of the carbonaceous rocks in Guangxi Province, the typical carbonaceous rocks in the section exposed by the HechiBaise Expressway were (PDF) Classification and Disintegration Characteristics of the 2019年5月17日  The Muli antimony deposit is located in the Au–Sb polymetallic metallogenic belt in southeastern Yunnan, China In this paper, we investigated the concentrations of trace elements in gangue minerals, mainly calcite, quartz, and pyrite, which were formed at different metallogenic stages Meanwhile, the host rocks, predominantly composed of limestone, are REE geochemistry of gangue minerals and their geological significance 2010年5月1日  The distribution characteristics and seasonal variation of nutrients in Guangxi coastal area XIN Ming, WANG Baodong, SUN Xia, XIE Linping (The First Institute of oceanorgraphy, State Oceanic The distribution characteristics and seasonal variation of

Distribution and evolution of Carboniferous reefs in South

2016年9月1日  The types, abundance, and distribution of Carboniferous reefs in South China were relatively simple, low and limited, respectively In the Tournaisian, only Waulsortianlike mud banks developed in Liuzhou, Guangxi Microbial, bryozoancoral and coral reefs occurred in the Viséan and were exposed in Huishui, Guizhou and Tianlin and Laibin, Guangxi2022年4月4日  (e) Merged reflected light images showing the petrography of grapestructured dolostone that is dominated by dolomite and calcite that are quartz cemented D – dolomite; C – calcite; Q – quartz(PDF) Geochronological and geochemical constraints on the 2020年3月1日  The distribution curves of the rare earth elements differ between the nephrite and the surrounding rock samples, indicating multiple sources and a multiperiod superposition of the oreforming fluids The Fe 2+ /(Mg 2+ +Fe 2+ ) ratio in Dahua green nephrite is lower than 006, indicating that the nephrite deposit is surrounded by carbonatesMineralogy, geochemistry, and petrogenesis of green2022年6月15日  1 College of Earth Sciences, Guilin University of Technology, Guilin , China; machengyou2022@163 (CM); zk99201@163 (ZK) estimated from the Cdincalcite distribution coefficients [23] and assuming a nearly ideal and regular solid solution of ln g CdCO3 = a0[XDissolution and Solubility of the Calcite Otavite Solid

Lithiumrich claystone in Pingguo area, Guangxi, southwest

2023年9月21日  The Pingguo area in western Guangxi is located in the southwestern part of the South China Block, adjacent to the Song Ma suture zone in the south and the Permian Emeishan large igneous province (LIP; 263–251 Ma) in the northwest (Fig 2A; Shellnutt 2014)At the end of the middle Permian, the Dongwu Orogeny caused domal uplift in the upper Yangtze area, 2020年8月30日  (a) Map of Guangxi, China, (b) distribution map of carbonaceous rocks in Guangxi, and (c) the stratigraphy column of Middle Devonian Luofu formation Figures available from: Advances in Civil Analysis of the Distribution and Microscopic Characteristics 2024年2月12日  The Dachang is a worldclass, supergiant Sn polymetallic ore field mainly composed of Zn–Cu ore bodies proximal to the granitic pluton and Sn polymetallic ore bodies distal to the granitic pluton In this study, we used Skarn Formation and Znndash;Cu 2019年10月1日  Carlintype gold deposits (CTGDs), which are also called sedimenthosted disseminated gold deposits, contain some of the largest gold resources in the world (Cline et al, 2005, Kesler et al, 2005, Muntean et al, 2011, Large et al, 2011)China is the second largest producer of gold from CTGDs after the United States, with a dozen of CTGDs in two triangle Trace elements and CO isotopes of calcite from Carlintype

The present situation and trend prospect of collector in

2024年8月18日  3 Physicochem Probl Miner Process, 60(3), 2024, Wang et al (2014) took a lowgrade barite ore in Myanmar as the research object and used sodium2023年3月1日  The Youjiang Basin in Southwest (SW) China is the secondlargest Carlintype goldfield in the world after Nevada, USA; however, the spatial, temporal, and genetic links between Carlintype Au (PDF) The relationship between Carlintype Au mineralization 2023年11月1日  Multiple generations of calcite have been identified in the Weishan REE deposit (Wang et al, 2019), which show coexistence with different minerals such as Kfeldspar, quartz, sulfates, carbonates, fluorides and sulfidesFluid inclusions in the coexistent quartz have homogenization temperatures varying widely from ∼ 550℃ to ∼ 150℃ (Li et al, 2009, Lan et Origin and mineralization processes of REE during2017年8月12日  The phenomenon of rocky desertification is obvious in karst plateau of Guizhou, China, and the distribution area of slight–medium–severe rocky desertification is very large in Zhenfeng–Guanling–Huajiang, Guizhou To explore the cause of formation and development of rocky desertification in the region, the karst development mechanism and characteristics were The dissolution mechanism and karst development of

Early Paleozoic tin mineralization in South China: Geology

2023年1月1日  The MiaoershanYuechengling composite batholith is located in the conjunction of northeastern Guangxi Zhuang Autonomous Region and southwestern Hunan Province, South China (Fig 1)The batholith consists of Neoproterozoic, Early Paleozoic, Triassic and Late Jurassic granitic rocks and the Early Paleozoic ones are dominant2023年9月14日  Calcite that is observed as the altered product of titanite from granodiorite has low 87 Rb/ 86 Sr ratios, with most ratios being lower than 0001 (Fig 10b) The measured 87 Sr/ 86 Sr ratio is thus approximate to the calculated ones at 160 Ma The calcite gives variable 87 Sr/ 86 Sr ratios of 071132 to 071227, which are higher than those of Redistribution of REE in granitic bedrocks during incipient 2024年2月28日  The carbonateburied hill strata in the Weixi’nan Sag are similar to the Tieshan Gang area in Hepu, Guangxi, belonging to the Carboniferous system The core of well C1 (259125–259175 m) shows the speckled distribution of calcite in the cavern (d) Well A1 (155565 m) limestone calcite crystal semifilled cave (e) Well A1 (15555 m Epigenetic karst in carbonate buried hills and its influence on 2018年1月30日  A number of Sn deposits associated with Neoproterozoic granites are located in the western Jiangnan Orogen of northern Guangxi The distribution of Sn mineralization is controlled by faults occurring within and around the Neoproterozoic granites The hydrothermal alteration and mineralization of these Sn deposits exhibit zoning from the granite to the wall Zircon and cassiterite UPb ages, petrogeochemistry and

on the origin of highly 13Ccarbdepleted calcite in basal

2024年6月12日  Hubei–Hunan–Guizhou–Guangxi regions of the Nanhua Basin The Ediacaran Yangtze platform in South China developed on a Neoproterozoic rifted continental margin that is interpreted to2020年4月9日  The Zhesang gold deposit of southeastern Yunnan is an important component of the DianQianGui (Yunnan, Guizhou, and Guangxi) “Golden Triangle”, which hosts a multitude of Carlinlike gold Significance of Calcite Trace Elements Contents and CO 2009年1月1日  Most of the caves are richly decorated with massive deposits of calcite, and stalagmite in the caves of Maomaotou Hill, in the suburbs of Guilin, has dates ranging from 41,000 to >350,000 years ago, with deposition in both warm and cold stages through the Pleistocene (Wang 1986) The karst is clearly much olderGuangxi Karst: The Fenglin and Fengcong Karst of Guilin and 2019年10月1日  A technological perspective on the lithic industry of the Bailiandong Cave (36–7 ka) in Guangxi: An effort to redefine the cobbletool industry in South China spatial distribution of sites (PDF) A technological perspective on the lithic industry of

Characteristics of Dissolution Changes in Carbonate Rocks

2023年9月18日  Karstification and the global carbon cycle are closely related Understanding the features of dissolution variations in carbonate rocks and the variables influencing carbonate dissolution is crucial for producing reliable estimates of karst carbon sinks The seasonal variations in carbonate dissolution rates and the primary factors affecting carbonate dissolution 2024年2月29日  The tremolite nephrite deposit in Dahua county, Hechi City, Guangxi province, China is a new genetic type of nephrite deposit It is hosed by Mgpoor limestone (~130 wt% MgO) and intruded by diabase (~45 wt% SiO2) The Mg and Si contents of these rocks are lower than those of the tremolite (5818 wt% SiO2, 1318 wt% CaO, 2416 wt% MgO), indicating Mineralogy and Sr Isotope Characteristics of Dahua Stratified 2022年4月1日  Distribution map of low temperature hydrothermal deposits in the “Golden Triangle” area of Yunnan, Guizhou and Guangxi (Zheng et al 2019a) 1 Proterozoic, 2 Paleozoic, 3 Triassic, 4 Granite, 5 Quartz porphyry, 6 Alkaline mafic–ultramafic rock, 7 Fault, 8 Gold deposit, 9 Antimony deposit, 10 Mercury deposit, 11 Arsenic deposit, 12 Lead Genesis of the Gaolong gold deposit in Northwest Guangxi part between the Guangxi platform and the Jiangnan uplift in northwest Guangxi[12] The Dafulou deposit, which belongs to the eastern mineralization belt of the Dachang tin ore field and has been Geochemical Characteristics of the Fluid Inclusion of the

In Situ Carbonate UPb Dating of Gold and

2024年6月28日  The Youjiang Basin is located at the trijunction of the Guizhou, Yunnan, and Guangxi provinces in southwest China This region represents a major AuAsSbHgTl metallogenic province within the South China low 2015年1月6日  The REE + Y distribution patterns of hydrothermal calcite and quartz provide valuable information on the source(s) and physicochemical environment of the mineralizing hydrothermal fluids (MicharD Sm–Nd dating and rare earth element geochemistry of the 2021年12月1日  Sketch map showing the distribution of the deposits in the Nanling district with a biotite, quartz, and apatite dominated gangue assemblage with minor amounts of sericite, titanite, and calcite (Fig 6) (2) Extremely highgrade mineralization (30–40 northeastern Guangxi and implications on Indosinian mineralization in South China Geological implications of apatite within the graniterelated 2021年11月19日  To investigate the disintegration characteristics of the carbonaceous rocks in Guangxi Province, the typical carbonaceous rocks in the section exposed by the HechiBaise Expressway were (PDF) Classification and Disintegration Characteristics of the

REE geochemistry of gangue minerals and their geological significance

2019年5月17日  The Muli antimony deposit is located in the Au–Sb polymetallic metallogenic belt in southeastern Yunnan, China In this paper, we investigated the concentrations of trace elements in gangue minerals, mainly calcite, quartz, and pyrite, which were formed at different metallogenic stages Meanwhile, the host rocks, predominantly composed of limestone, are 2010年5月1日  The distribution characteristics and seasonal variation of nutrients in Guangxi coastal area XIN Ming, WANG Baodong, SUN Xia, XIE Linping (The First Institute of oceanorgraphy, State Oceanic The distribution characteristics and seasonal variation of 2016年9月1日  The types, abundance, and distribution of Carboniferous reefs in South China were relatively simple, low and limited, respectively In the Tournaisian, only Waulsortianlike mud banks developed in Liuzhou, Guangxi Microbial, bryozoancoral and coral reefs occurred in the Viséan and were exposed in Huishui, Guizhou and Tianlin and Laibin, GuangxiDistribution and evolution of Carboniferous reefs in South 2022年4月4日  (e) Merged reflected light images showing the petrography of grapestructured dolostone that is dominated by dolomite and calcite that are quartz cemented D – dolomite; C – calcite; Q – quartz(PDF) Geochronological and geochemical constraints on the

Mineralogy, geochemistry, and petrogenesis of green

2020年3月1日  The distribution curves of the rare earth elements differ between the nephrite and the surrounding rock samples, indicating multiple sources and a multiperiod superposition of the oreforming fluids The Fe 2+ /(Mg 2+ +Fe 2+ ) ratio in Dahua green nephrite is lower than 006, indicating that the nephrite deposit is surrounded by carbonates2022年6月15日  1 College of Earth Sciences, Guilin University of Technology, Guilin , China; machengyou2022@163 (CM); zk99201@163 (ZK) estimated from the Cdincalcite distribution coefficients [23] and assuming a nearly ideal and regular solid solution of ln g CdCO3 = a0[XDissolution and Solubility of the Calcite Otavite Solid

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