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... rocks containing 62-65 wt. % SiO2 whose geological occurrence and major-element composition suggest origin by magma mixing involving lamprophyric and silicic ...

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The time scales of magma mixing and …

The time scales of magma mixing and mingling involving primitive melts and melt–mush interaction at mid-ocean ridges. Authors. Fidel Costa + 1. Fidel Costa.

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Decadal to monthly timescales of magma …

Caldera-forming volcanic eruptions are low-frequency, high-impact events capable of discharging tens to thousands of cubic kilometres of magma explosively on ...

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NASA Technical Reports Server (NTRS) - …

The magma parental to these basalts was most ... A mixing model involving incremental enrichment of magmaphile elements by repeated episodes of ...

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AFC-Modeler: a Microsoft® Excel© workbook …

magma mixing, crustal ... involving magma chamber recharge, ... interactive Microsoft Excel workbook program which is specifically designed to model up to

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7 Isotope geochemistry of continental rocks …

... of processes such as magma mixing or ... magma by the continental crust can be ... of plagioclase in a reaction involving the dehydration ...

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Reactive bulk assimilation: A model for crust …

Reactive bulk assimilation: A model for crust-mantle mixing in ... evidence of magma mixing and other magmatic ... from nonisochemical reactions involving melt.

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Magma mixing in nature and experiments: a …

Magma mixing is a common process ... We report results of superliquidus mixing experiments involving komatiite ... of mixing in the island arcs magma ...

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Mineralogical and geochemical evidence of …

The evidences of magma mixing and mingling include: (a) ... Therefore, it is clear that detailed studies involving mineralogical, geochemical, and isotopic data are re-

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Magma mixing enhanced by bubble segregation …

1008 S. Wiesmaier et al.: Magma mixing enhanced by bubble segregation scenarios involving two fluids are the core feature of magma mixing, we have tested here ...

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The Minastira peraluminous granite, Puno, …

The Minastira peraluminous granite, Puno, southeastern Peru; a quenched, hypabyssal intrusion recording magma commingling and mixing

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Evidence for Multiple Mechanisms of Grustal …

Grustal Contamination of Magma from Compositionally Zoned Plutons and Associated Ultramafic Intrusions of the Alaska Range

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Laser-interferometry study of oscillatory zoning …

American Mineralogist, Volume 7 2, pages I 144-1 162, 1987 Laser-interferometry study of oscillatory zoning in plagioclase: The record of magma mixing and phenocryst ...

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Magma Mixing A petrogenetic process …

Magma Mixing: A petrogenetic process involving binary mixing of two magmas of differing composition to form a hybrid magma composition. o Enclaves are often cited as ...

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Genesis of emulsion texture due to magma …

Genesis of emulsion texture due to magma mixing: ... mechanisms facilitating magma mixing and magma chamber dynamics involving two disparate magmas as the exact ...

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Complex zoning in apatite from the ... - …

Complex zoning in apatite from the Idaho Batholith; a record of magma mixing and intracrystalline trace element diffusion

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Geological Note complex, Western Australia: A …

complex, Western Australia: A test for Bushveld-type magma mixing ... Alteration involving uralitization of pyroxene ... disprove that magma mixing occurred in ...

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The time scales of magma mixing and mingling …

ORIGINAL PAPER The time scales of magma mixing and mingling involving primitive melts and melt–mush interaction at mid-ocean ridges Fidel Costa Æ Laurence A. …

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Dynamic magma mixing revealed by the …

Dynamic magma mixing revealed by the 2010 Eyjafjallajökull eruption: Authors: ... involving evolved FeTi-basalt and dacite with composition identical to that ...

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The timescales of magma mixing and …

Contact 3 authors to request a full-text (PDF) for: The timescales of magma mixing and mingling involving primitive melts and melt-mush interaction at Mid-Ocean Ridges

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The role of magma mixing in the evolution of …

The role of magma mixing in the evolution of high-K calc-alkaline granitoid suites: ... i.e. involving both mantle and crustal components in their petrogenesis.

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Magmatic sulfide formation by reduction of …

The Hidaka Metamorphic Belt, in southeastern Hokkaido, Japan, provides insights into how magmatic sulfide deposits may form through magma mixing deep within arcs.

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Numerical simulation of convection and …

Numerical simulation of convection and mixing in magma chambers replenished with CO 2-rich magma. ... involving the whole chamber. ... and magma mixing; ...

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Magma mixing and high fountaining during …

Magma mixing and high fountaining during the 1959 Kīlauea Iki eruption, Hawai‘i

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Mingling in mafic magma chambers replenished …

Mingling in mafic magma chambers replenished by light felsic inputs: fluid dynamical ... The intrusion of felsic magma from ... studying magma mixing

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Open-System Magma Chamber Evolution: an …

Open-System Magma Chamber Evolution: an Energy-constrained Geochemical Model Incorporating the Effects of Concurrent Eruption, Recharge, Variable Assimilation

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Time scales of magma transport and mixing …

Time scales of magma ... The time scales of magma mixing and mingling involving ... Time scales of magma transport and mixing at Kīlauea Volcano, Hawai ...

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Isotopic Disequilibrium among Commingled …

Isotopic Disequilibrium among Commingled Hybrid Magmas: Evidence for a Two-Stage Magma Mixing-Commingling Process in the Mt. Perkins Pluton, Arizona

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Source composition, fractional crystallization …

Source composition, fractional crystallization and magma mixing processes in the 3.48–3.43 Ga Tsawela tonalite suite (Ancient Gneiss Complex, Swaziland ...

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Testing the chemical signature of chaotic …

Testing the chemical signature of chaotic magma mixing ... The Lesvos lava flow was generated by mixing dynamics involving both chaotic ... undergone magma mixing ...

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Petrology of the Bend pumice and Tumalo …

mirage mirage mirage Petrology of the Bend pumice and Tumalo tuff, a Pleistocene Cascade eruption involving magma mixing DSpace/Manakin Repository

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Timescales of magma mixing and magma …

connections involving the most evolved (M 3) ... Timescales of magma mixing and magma recharge : a case study from Mount Etna (Sicily, Italy) Author: Kahl, Maren

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Evaluation of magma mixing and fractional …

Evaluation of magma mixing and fractional crystallization using whole-rock ... (two of magma mixing, ... diagrams that use element ratios involving 4 separate ...

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Pulsed intrusive events, magma mixing, and …

Title: Pulsed intrusive events, magma mixing, and mineralization of the Don Manuel porphyry copper system, central Chile* Author: aedge Created Date

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Pallister - USGS

FIRE and MUD Contents. Magma Mixing at Mount Pinatubo: Petrographic and Chemical Evidence from the 1991 Deposits By John S. Pallister, 1 Richard P. Hoblitt, 1 Gregory ...

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The Idea of Magma Mixing: History of a …

Apparently, the first proposal of magma mixing as a geological process was made in 1851, not by a geologist but by a chemist, Robert W. Bunsen, of Heidelberg University.

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Fidel COSTA | People | Earth Observatory of …

Fidel Costa studies the dynamics of the processes that occur inside volcanoes' guts to understand how they may lead to volcanic eruptions. This includes the magma ...

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MAGMA MINGLING AND MIXING IN THE …

MAGMA MINGLING AND MIXING IN THE GRENVILLE PROVINCE When magmas of different composition, temperature, and viscosity come together, they commonly …

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Magma mixing and high fountaining during …

Magma mixing and high fountaining during the 1959 Kīlauea Iki eruption, Hawai‘i Earth and Planetary Science Letters By: I. Sides, M. Edmonds ...

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Canadian Journal of Earth Sciences - …

Nd and Sr isotopic compositions indicate that no single source or binary mixing ... mixing involving a ... Canadian Journal of Earth Sciences.

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