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·ROM run of mine gold ore is delivered in large haul trucks 190 and 300 ton capacity to a series of stockpiles where it is segregated based on ore grade fuel value and carbonate content A loader reclaims ore from the different stockpiles and loads it into smaller haul trucks 85 ton capacity to create a uniform blend
·Southeastern Jilin province is a significant ore forming area for noble and nonferrous metals in Northeast China and hosts many Au Ag Cu Pb Zn and Mo deposits Sun et al 2006 Yang et al 2019 among which the Jiapigou ore cluster JOC plays an important a world famous gold producing district the JOC tectonically lies in the collage section
·West China straddling both the Tethyan and central Asian metallogenic domains contains several tens of important copper and/or gold belts/districts and has great potential to be copper gold resource bases of China in the near future Many researches have been conducted on copper and/or gold deposits in west China but comprehensive synthesis of Cu Au
·1 Introduction Jiaodong has a proven gold resource of more than 4000 tonnes from over 150 gold deposits Yang et al 2014a making it the most important gold producer in China Li et al 2015 Deng and Wang 2016 Deng et al 2018 Gold deposits are structurally controlled by NE to NNE trending faults Deng et al 2003 Li et al 2003 Five gold belts
·The Zhangjiakou ore district consisting of more than 25 gold deposits is one of the most important gold producing areas in China Deng and Wang 2016 Origin and evolution of ore fluid and gold deposition processes at the Sanshandao gold deposit Jiaodong Peninsula East China Miner 9 189 2019 pp 1 25 /min9030189
·The gold ore bodies are mainly enriched in sections along the steep gentle turning points and relatively gentle parts of the fault dip angle forming a stepped distribution pattern Geochemical features of deeply seated gold deposit and discussions on some associated problems in Jiaojia gold ore field Shandong Peninsula China Geochimica
·The source and evolution of ore forming fluids is important to understand the genesis of Carlin type gold deposit Constraints on the source and evolution of ore fluid components by the conventional geochemical methods have long been a challenge due to the very fine grained nature and complex textures of hydrothermal minerals in these deposits In
·The South Qinling metallogenic belt SQMB has protracted structural history and numerous orogenic deposits hosted by brittle to ductile shear zones which make it an ideal site to study orogenic mineralization events in China Fig 1 a; Deng and Wang 2016 Goldfarb et al 2019 Most orogenic gold deposits in SQMB are formed at approximately 220 ∼ 190 Ma Liu
·Comparison shows that the ore related pyrites both in phyllites and dikes in the Yangshan gold deposits share similar S isotopic features with the pyrites in the Shuiyindong gold deposit in southwestern China δ 34 S = − to % Hou et al 2016 and the Carlin type gold deposits in Nevada δ 34 S = −1 to 4% Kesler et al 2005
·Large scale quart vein and structurally controlled gold mineralization is intensely developed in the Jiaodong Peninsula North China Craton and is typified by the Linglong and Jiaojia deposits
·The North China Craton NCC is one of the ancient cratons on the earth containing large amounts of the Late Mesozoic gold concentration areas making it one of the leading gold producing regions in China Li et al 2012 Zhu et al 2015 Wang et al 2021 Late Mesozoic gold deposits always developed at the eastern block of NCC including Jiaodong
A number of large and giant ore deposits have been discovered within the relatively small areas of lithospheric structure anomalies including various boundary zones of tectonic plates The regions have become the well known intercontinental ore forming belts such as the circum Pacific gold copper copper molybdenum and tungsten tin metallogenic belts These belts are
·The Yangshan gold ore belt contains a series of sediment hosted disseminated gold deposits in the southern subzone of the western Qinling orogen −‰～−‰ with a median of ‰ similar to the recently published sulfur isotope data of the Southwest China s Carlin type gold deposits except for the Lannigou Mine
·The Tanjianshan goldfield is the most important gold producer in the North Qaidam NW China Genesis of gold deposits in Tanjianshan is enigmatic primarily because of uncertainties as to timing mineralization processes and fluid sources Fig 7 in stage III likely represent the initial ore forming fluids during the late gold
·Chapter 13 Iron Oxide Copper Gold Deposits in China A Review and Perspectives on Ore Genesis Author s Xinfu Zhao Wei Terry Chen Xiaochun Li Meifu Zhou 2019 "Chapter 13 Iron Oxide Copper Gold Deposits in China A Review and Perspectives on Ore Genesis" Mineral Deposits of China Zhaoshan Chang Richard J Goldfarb Download citation
·The coupled solubility of gold and arsenic in arsenian pyrite which is an effect enrichment mechanism for gold was constrained well as a wedge shaped zone with an upper compositional limit function in logarithm space of Au and As molarities by amounts of analyzed Au and As content data Reich et al 2005 and is considered to be governed by coupled
·The process mineralogical analysis of raw ore a The native gold is surrounded by limonite carbonaceous and pyrite fragments; b Natural gold is associated with pyrite and carbonaceous; c
·The Yuerya gold deposit a representative gold deposit associated with Mesozoic granites in the eastern Hebei region is located in the eastern Hebei western Liaoning gold ore concentrated area the northern margin of the North China Plate
·China currently ranks as the largest producer of gold in the world The country s gold reserves are associated with a number of major tectonic belts that traverse the junctions of ancient microblocks or were built along the craton margins during subduction collision tectonics Goldfarb and Santosh 2014 Zhai and Santosh 2013 Some gold deposits also occur within
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Metallogenic Regularity of Copper Ore in China[J] Acta Geologica Sinica 88 12 2216 2226 Copy Share 0 Article Metrics Abstract PDF HTML Cited by History Received September 19 2014 Revised October 17 2014 Adopted October 28 2014
·Introduction Jiaodong is the most prolific gold province in China Based on the spatial distribution and structural characteristics of gold deposits the province can be divided into three ore belts from west to east the Laizhou Zhaoyuan Pingdu Penglai Qixia and Muping Rushan Chen et al 1989 The Jiaodong gold deposits are usually divided into three types
