Magnesium isotope geochemistry

FZ Teng - Reviews in Mineralogy and Geochemistry, 2017 - pubs.geoscienceworld.org
Magnesium (Mg) has an atomic number of 12 and belongs to the alkaline earth element
(Group II) of the Periodic Table. The pure Mg is a silvery white metal and has a melting point …

[HTML][HTML] Layered intrusions: Fundamentals, novel observations and concepts, and controversial issues

RM Latypov, O Namur, Y Bai, SJ Barnes… - Earth-Science …, 2024 - Elsevier
Layered intrusions are fossilized natural laboratories that historically have constrained many
fundamental principles of igneous petrology. Layered intrusions are typically stratiform …

Deep carbon cycles constrained by a large-scale mantle Mg isotope anomaly in eastern China

SG Li, W Yang, S Ke, X Meng, H Tian… - National Science …, 2017 - academic.oup.com
Although deep carbon recycling plays an important role in the atmospheric CO2 budget and
climate changes through geological time, the precise mechanisms remain poorly …

Magma redox and structural controls on iron isotope variations in Earth's mantle and crust

N Dauphas, M Roskosz, EE Alp, DR Neuville… - Earth and Planetary …, 2014 - Elsevier
The heavy iron isotopic composition of Earth's crust relative to chondrites has been
explained by vaporization during the Moon-forming impact, equilibrium partitioning between …

The fate of subducting carbon tracked by Mg and Zn isotopes: A review and new perspectives

SA Liu, YR Qu, ZZ Wang, ML Li, C Yang, SG Li - Earth-Science Reviews, 2022 - Elsevier
Tracking the final fate of subducting carbon is crucial to understanding global carbon cycles
and climate changes in the history of the Earth. Available geochemical tracers such as …

[HTML][HTML] Magnesium isotope evidence that accretional vapour loss shapes planetary compositions

RC Hin, CD Coath, PJ Carter, F Nimmo, YJ Lai… - Nature, 2017 - nature.com
It has long been recognized that Earth and other differentiated planetary bodies are
chemically fractionated compared to primitive, chondritic meteorites and, by inference, the …

Contrasting lithium and magnesium isotope fractionation during continental weathering

FZ Teng, WY Li, RL Rudnick, LR Gardner - Earth and Planetary Science …, 2010 - Elsevier
Magnesium isotopic compositions of a profile through saprolites developed on a diabase
dike from South Carolina have been measured in order to study the behavior of Mg isotopes …

Variations of Li and Mg isotope ratios in bulk chondrites and mantle xenoliths

PAEP von Strandmann, T Elliott, HR Marschall… - … et Cosmochimica Acta, 2011 - Elsevier
We present whole rock Li and Mg isotope analyses of 33 ultramafic xenoliths from the
terrestrial mantle, which we compare with analyses of 30 (mostly chondritic) meteorites. The …

Zinc isotope fractionation during mantle melting and constraints on the Zn isotope composition of Earth's upper mantle

ZZ Wang, SA Liu, J Liu, J Huang, Y Xiao, ZY Chu… - … et Cosmochimica Acta, 2017 - Elsevier
The zinc (Zn) stable isotope system has great potential for tracing planetary formation and
differentiation processes due to its chalcophile, lithophile and moderately volatile character …

Iron, zinc, magnesium and uranium isotopic fractionation during continental crust differentiation: The tale from migmatites, granitoids, and pegmatites

M Telus, N Dauphas, F Moynier, FLH Tissot… - … et Cosmochimica Acta, 2012 - Elsevier
The causes of some stable isotopic variations in felsic rocks are not well understood. In
particular, the origin of the heavy Fe isotopic compositions (ie, high δ56Fe values, deviation …