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Fenner Trend and the Role of Fractional Crystallization and Ferrobasaltic Magma Immiscibility in Granophyre Petrogenesis: the Case of the Mesoproterozoic Valaam Sill in the Ladoga Graben, Karelia
This paper presents the results of petrographical, mineralogical, geochemical, and isotope-geochemical studies of granophyres and host ferrogabbros,...
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Sr- and Nd-Isotope Geochemical Effects of Assimilation and Fractional Crystallization (AFC) Processes in the Heterogeneous Crust: The Example of Ferrobasites from the Ladoga Graben (Karelia, Russia)
AbstractPetrographic, geochemical, and isotope–geochemical studies of the Mesoproterozoic volcanic association (lava flows and the Valaam sill) in...
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Evidence for polybaric fractional crystallization in a continental arc: Hidden Lakes mafic complex, Sierra Nevada batholith, California
Although the voluminous granitoids that constitute the upper crust of the Sierra Nevada batholith (California) have been investigated in detail,...
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Malyi Zadoi Peridotite−Gabbronorite Massif: Computational Modeling of Crystallization and Evaluation of Indicator Geochemical Parameters of the Parental Melt
AbstractModel calculations were used to estimate the compositions of melts during fractional crystallization corresponding to the formation of the...
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Style of Fractional Crystallization in Basalts from the Paleoarchean Western Iron Ore Group of Singhbhum Craton, Eastern India: Implications from One Atmosphere Experimental Studies
One atmosphere experimental study on fresh basaltic rocks of Paleoarchean western Iron Ore Group (IOG) basin of Singhbhum Craton, Eastern India gives...
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Basalts and Phase Diagrams An Introduction to the Quantitative Use of Phase Diagrams in Igneous Petrology
In this newly revised and expanded edition the reader finds both an introduction to igneous petrology and an exposition of the quantitative use of...
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Crystallization Temperatures of Komatiitic Basalts from the Vetrenyi Belt, Karelia Based on the Alumina Partition between Olivine and Chromite
AbstractThe Archean–Proterozoic transition in the Earth’s history is marked by significant changes in the mantle dynamics and temperature regimes. A...
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Cooling Crystallization of Magma
InCooling crystallization this chapter, we will discuss the kinetics of the cooling crystallization of magma, i.e., nucleation and growth, to use it...
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Updated COMAGMAT-5: Modeling the Effects of Sulfide Precipitation in Parallel to the Crystallization of Alumino-Chromian Spinel
AbstractAn updated version of the COMAGMAT-5.3 program is presented, which enables simulations of the silicate-sulfide immiscibility in parallel to...
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Late Jurassic Maofengshan two‐mica granites in Guangzhou, South China: fractional crystallization products of metasedimentary‐rock‐derived magmas
Late Jurassic (~ 160 Ma) granitoids are widely distributed across the South China Block. These granitoids are mainly biotite granites, with...
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Late Triassic Magma Mixing and Fractional Crystallization in the Qingchengzi Orefield, Eastern Liaoning Province: Regional Petrogenetic and Metallogenic Implications
The Qingchengzi orefield is an important Pb-Zn-Au-Ag polymetallic orefield in NE China. The Indosinian magmatism has formed the Shuangdinggou...
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Testing the hypothesis that simulated melting can identify evolving liquid compositions and crystallization models at the Stillwater Complex, Montana, USA
Layered intrusions present a number of problems in understanding how they crystallized, including identification of parental magma and the effect of...
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Petrological and geochemical evidence for a hot crystallization path and a recharge filtering bypass at Antimilos, Milos volcanic field, Greece
Antimilos volcano in the South Aegean Volcanic Arc, Greece, comprises an andesite–dacite suite that follows a distinct evolutionary path than the...
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Geochemical implication of Eu isotopic ratio in anorthosite: new evidence of Eu isotope fractionation during feldspar crystallization
Rare earth element geochemistry (REE) can provide critical information on the evolution of the crust-mantle system. Europium (Eu) exists in divalent...
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Magma hybridization and crystallization in coexisting gabbroic and granitic bodies in the mid-crust, Akechi district, central Japan
Petrological and geochemical features of gabbros and fine-grained mafic rocks (mafic microgranular enclaves; MMEs) in the Inagawa Granite of the...
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Petrogenesis and Tectonic Setting of Igneous Rocks from Kassa Area, Zing, Northeastern Nigeria: Geological and Geochemical Constraints
Pan-African granitoids of variable mineralogical compositions are emplaced in Kassa, Zing area, which form part of the Adamawa Massif of Northeastern...
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Origin of the primitive, strongly SiO2-undersaturated alkalic rocks from the Deccan Traps by low-degree mantle melting and high-pressure fractional crystallization
Strongly SiO 2 -undersaturated alkalic rocks (Mg# > 50, SiO 2 ≤ 45 wt%, Na 2 O + K 2 O ≥ 3 wt%) occur in three early-stage (Sarnu-Dandali, Mundwara, Bhuj)...
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The importance of sequential partial melting and fractional crystallization in the generation of syn-D3 Variscan two-mica granites from the Carrazeda de Ansiães area, northern Portugal
In the Carrazeda de Ansiães region, northern Portugal, a mesozonal granitic suite intruded Precambrian to Ordovician metasedimentary rocks during the...
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Clinopyroxene composition of Daralu gabbro-dioritic rocks in the southern of Urumieh-Dokhtar magmatic arc, Iran: constraints on tectono-magmatic setting and crystallization processes
The Oligo-Miocene Daralu gabbro–dioritic rocks, structurally located in the southern part of Urumieh-Dokhtar magmatic arc (UDMA), are exposed as...
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Volatile, Trace, and Ore Elements in Magmatic Melts and Natural Fluids: Evidence from Mineral-Hosted Inclusions. II. Effect of Crystallization Differentiation on the Concentrations of Ore Elements
Abstract—In the second part of this study, we analyze how crystallization differentiation can affect concentrations of elements and their ratios in...
