mantlederived magmas and magmatic nicupge deposits

mantlederived magmas and magmatic nicupge deposits

Genesis of komatiite associated nickel sulfide deposits at Kambalda

Magmatic Fe Ni Cu ± platinum group element PGE sulfide deposits form when mantle derived mafic and ultramafic magmas become saturated in sulfide and segregate immiscible sulfide liquid commonly following interaction with crustal rocks Although the metal contents of primary magmas influence ore c Abstract

Petrogenesis and tectonic setting of Archean anorthosite bearing

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Mantle Derived Magmas and Magmatic Ni Cu PGE Deposits

Magmatic Fe N i Cu ± platinum group element PGE sulfide deposits form when mantle derived mafic and ultramafic magmas become saturated in sulfide and segregate immiscible sulfide liquid commonly fol lowing interaction with crustal rocks Although the metal contents of primary magmas influence ore composi

The petrogenesis and Ni Cu PGE Potential of the Dido Batholith North

mantle derived melts intersect or are focussed along large faults in continental rift zones or rifted continental margins Anglo American plc identified the southeast margin of the Georgetown Region and specifically the Dido UMB as a target for magmatic Ni Cu PGE deposits No mineralisation has been found associated with the UMB

PDF Discrimination between Magmatic and Hydrothermal Ni Cu PGE and PGE

Mafic ultramafic hosted Ni Cu PGE and PGE deposits are believed to have formed by segregation of immiscible sulfide melts and/or alloys from mafic ultramafic magmas in dynamic magmatic systems such as lava channels feeder dikes and magma chambers However some of the mineralization in some deposits hydrothermal

Mantle derived magmas and magmatic Ni Cu PGE deposits

Magmatic Fe Ni Cu ± platinum group element PGE sulfide deposits form when mantle derived mafic and ultramafic magmas become saturated in sulfide and segregate immiscible sulfide liquid commonly following interaction with crustal rocks

Magmatic Ni Cu and PGE Deposits Geology GeoScienceWorld

PGE deposits are mostly related to large intrusions comprising both an early MgO and SiO 2 rich magma and a later Al 2 O 3 rich tholeiitic magma although several other intrusive types contain PGE in lesser mostly uneconomic quantities Most Ni rich deposits occur in rocks ranging from the Late Archean to the Mesozoic

Magmatic Ni Cu PGE deposits in magma plumbing systems Features

Open Access The three most crucial factors for the formation of large and super large magmatic sulfide deposits are 1 a large volume of mantle derived mafic ultramafic magmas that participated in the formation of the deposits 2 fractional crystallization and crustal contamination particularly the input of sulfur from crustal rocks resulting in sulfide immiscibility and segregation

Re Os isotope systematics and iron oxide compositions of the mafic

This PhD study comprises four research articles and is divided thematically into two parts The first part focuses on the Re Os isotope systematics of magmatic Ni Cu PGE deposits and their host rocks mostly from eastern and northern Finland and the second part on the trace element compositions of oxide phases in these deposits

The Samapleu mafic ultramafic intrusion and its Ni Cu PGE

The Yacouba layered complex intrudes the Archean Ga Kenema Man craton in the Samapleu Yorodougou area western Ivory Coast In Samapleu area the complex was recognized in drill holes at three locations Samapleu Main SM Samapleu Extension 1 E1 and Yorodougou Yo It comprises websterites peridotites and gabbro norites arranged symmetrically with mafic layers at the center

Magmatic Ni Cu PGE deposits in magma plumbing systems CORE

Abstract AbstractThe three most crucial factors for the formation of large and super large magmatic sulfide deposits are 1 a large volume of mantle derived mafic ultramafic magmas that participated in the formation of the deposits 2 fractional crystallization and crustal contamination particularly the input of sulfur from crustal rocks resulting in sulfide immiscibility and

Magmatic sulfide deposits geology geochemistry and exploration

1 Introduction 2 Theoretical considerations 3 Komatiite Related Deposits 4 Ore deposits associated with flood basalt volcanism 5 Deposits of the Pechenga area Russia 6 Voisey s Bay and other deposits Labrador Canada 7 The Jinchuan deposit China 8 Deposits of the Sudbury Camp Ontario Canada 9 Platinum group element PGE deposits 10 Summary and use of genetic concepts in

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Titanite geochemistry and its indicators for Cu mineralized magmas

Download Citation On Nov 1 2024 Li Chuan Pan and others published Titanite geochemistry and its indicators for Cu mineralized magmas Insight from three dioritic intrusions in the Tongling

A rapid change in magma plumbing taps porphyry copper deposit forming

The transition to new and green technologies is increasing the need for metals 1 2 such as copper for which demand is forecast to increase by 140 350% from 2024 to 2024 3 4 Porphyry type

Mantle Derived Magmas and Magmatic Ni Cu PGE Deposits

9781934969519 ISBN print 9781887483018 Publication date January 01 2024 From the first issue in 1905 onward Economic Geology has been the main publication for those who study mineral deposits indeed it is now difficult to imagine economic geology without Economic Geology

PDF Mantle derived magmas and magmatic Ni Cu PGE deposits

than strictly magmatic Because the focus of this paper is on Ni Cu PGE deposits Type III deposits will not be considered in much detail Host Rocks and Parental Magmas With the exception of the Sudbury deposits which formed in a crustal impact melt magmatic Ni Cu PGE deposits are hosted by a wide range of olivine bearing mantle derived

Ore Deposits Magmatic Flashcards Quizlet

mantle derived magmas react with and commonly partially melt crustal rocks Creates disequilibrium in magma chambers and leads to crystallization of new minerals Could lead to saturation in sulfur which is critical for forming many kinds of ore deposit LAYERED MAFIC INTRUSIONS Large saucer to funnel shaped intrusions

Mantle Derived Magmas and Magmatic Ni Cu PGE Deposits Harquail

Source Economic Geology 100th Anniversary volume Society of Economic Geologists Volume 100th Anniversary Volume 24 2024

Magmatic Ni Cu PGE deposits in magma plumbing systems Features

The mantle derived magmas having potential to form Ni Cu PGE deposits must have been produced by relatively high degrees of partial melting and S undersaturation whereas PGE remained at the mantle source with sulfides during low degrees of partial melting which produced S saturated and PGE poor magmas

The Role of Magmatic Volatiles in Arc Magmas Paul Wallace VDOCUMENT

To get the high H2O contents of arc magmas H2O must be added to the mantle either by aqueous fluid or hydrous meltEffect of H2O on Isobaric Partial Melting of Peridotite A model for hydrous flux melting of the mantle wedge Fluids and/or hydrous melts percolate upward through the inverted thermal gradient inthe mantle wedge

Magmatic Ni Cu PGE deposits in magma plumbing systems Features

Magmatic Ni Cu PGE deposits in magma plumbing systems Features formation and exploration Geoscience Frontiers 2024 Yu Shan Wang Lie Meng Chen Download Download PDF Full PDF Package Download Full PDF Package

Neoproterozoic Adakitic Plutons and Arc Magmatism along the Western

The parental magmas were generated from partial melts of a subducted oceanic slab that were modified by interaction with the overlying mantle wedge Therefore we conclude that the western margin of the Yangtze Block was an active magmatic arc during the Neoproterozoic

Mantle Derived Magmas and Magmatic Ni Cu PGE Deposits

The PGEs abundances of mantle derived ultra maBc maBc magmas are controlled by i the nature of the mantle source ii the degree and depth of partial melting iii assimilation

Minerals Free Full Text Metallogenesis of Porphyry Copper Deposit

The origin of the Dexing porphyry Cu deposit is hotly debated Zircon and apatite are important accessory minerals that record key information of mineralization processes SHRIMP zircon U Pb analyses of granodiorite porphyries yield ages of ± Ma ± Ma and ± Ma whereas zircons in the volcanic rocks of the Shuangqiaoshan Group have

Processes and Ore Deposits of Ultramafic Mafic Magmas through Space and

Processes and Ore Deposits of Ultramafic Mafic Magmas through Space and Time focuses on the fundamental processes that control the formation of ore deposits from ultramafic mafic magmas covering chromite platinum group element PGE Ni sulfides and Ti V bearing magnetite The exploration exploitation and use of these magmatic ores are important aspects of geology and directly linked to the

Magmatic Ni Cu PGE Deposits in Magma Plumbingsystems

Magmatic Ni Cu PGE deposits in magma plumbingsystems Read online for free reach paper about Magmatic Ni Cu PGE deposits in magma plumbingsystems

PDF Tectonic controls on Ni and Cu contents of primary mantle derived

Magmatic Ni Cu PGE sulfide deposits hosting 56% and >96% respectively of global resources of Ni and PGEs are formed as the result of segregation and accumulation of immiscible sulfide liquids from mafic and/or ultramafic mantle derived magmas Arndt et al 2024 Barnes and Lightfoot 2024

Magmatic Ni Cu PGE deposits in magma plumbing systems Features

होम Geoscience Frontiers Magmatic Ni Cu PGE deposits in magma plumbing systems Features formation and exploration Geoscience Frontiers 2024 Vol 2 Iss 3 Magmatic Ni Cu PGE deposits in magma plumbing systems Features formation and exploration Xieyan Song Yushan Wang Liemeng Chen

GP11F MANTLE M/C metso hp 200 spare parts nigeria cone crushers

Crushing Chamber Application Guide C5 1086 01ENG In a cone crusher the moving part is the mantle â You can use it with the following concaves EC C and MC

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