High-temperature equilibrium isotope fractionation of non-traditional stable isotopes: Experiments, theory, and applications
High-temperature partitioning of the stable isotopes of rock-forming elements like Mg, Si, Fe,
Ni and others are useful new tools in geochemistry and cosmochemistry. Understanding the …
Ni and others are useful new tools in geochemistry and cosmochemistry. Understanding the …
The silicon and oxygen isotope compositions of Precambrian cherts: A record of oceanic paleo-temperatures?
J Marin-Carbonne, F Robert, M Chaussidon - Precambrian Research, 2014 - Elsevier
Oxygen and silicon isotopes in cherts have been extensively used for the reconstruction of
seawater temperatures during the Precambrian. During the past decade, the advance of in …
seawater temperatures during the Precambrian. During the past decade, the advance of in …
First-principles estimates of equilibrium magnesium isotope fractionation in silicate, oxide, carbonate and hexaaquamagnesium (2+) crystals
EA Schauble - Geochimica et Cosmochimica Acta, 2011 - Elsevier
Equilibrium mass-dependent magnesium isotope fractionation factors are estimated for a
range of crystalline compounds including oxides, silicates, carbonates, and salts containing …
range of crystalline compounds including oxides, silicates, carbonates, and salts containing …
Planetary and meteoritic Mg/Si and δ30Si variations inherited from solar nebula chemistry
The bulk chemical compositions of planets are uncertain, even for major elements such as
Mg and Si. This is due to the fact that the samples available for study all originate from …
Mg and Si. This is due to the fact that the samples available for study all originate from …
Iron isotope fractionation between pyrite (FeS2), hematite (Fe2O3) and siderite (FeCO3): A first-principles density functional theory study
M Blanchard, F Poitrasson, M Méheut, M Lazzeri… - … et Cosmochimica Acta, 2009 - Elsevier
In addition to equilibrium isotopic fractionation factors experimentally derived, theoretical
predictions are needed for interpreting isotopic compositions measured on natural samples …
predictions are needed for interpreting isotopic compositions measured on natural samples …
Drivers of zirconium isotope fractionation in Zr-bearing phases and melts: the roles of vibrational, nuclear field shift and diffusive effects
Conflicting results exist regarding the mechanisms, direction, and magnitude of Zr isotope
fractionation in igneous systems. To better understand the origin of the fractionations …
fractionation in igneous systems. To better understand the origin of the fractionations …
First-principles calculations of equilibrium Mg isotope fractionations between garnet, clinopyroxene, orthopyroxene, and olivine: Implications for Mg isotope …
Equilibrium fractionation factors of Mg isotopes at high temperature and pressure are
investigated for pyrope, majorite, clinopyroxene, orthopyroxene, and olivine using density …
investigated for pyrope, majorite, clinopyroxene, orthopyroxene, and olivine using density …
Silicon isotope fractionation during magmatic differentiation
The Si isotopic composition of Earth's mantle is thought to be homogeneous (δ30Si=−
0.29±0.08‰, 2s. d.) and not greatly affected by partial melting and recycling. Previous …
0.29±0.08‰, 2s. d.) and not greatly affected by partial melting and recycling. Previous …
Silicon isotope homogeneity in the mantle
Thirty-five mafic and ultramafic rocks have been analysed for their silicon isotopic
composition to very high precision with the aim of providing a robust average value for the …
composition to very high precision with the aim of providing a robust average value for the …
First-principles calculations of equilibrium Ca isotope fractionation: Implications for oldhamite formation and evolution of lunar magma ocean
Calcium is a major element of the Earth, the Moon, terrestrial planets, and rocky meteorites.
Here we present equilibrium Ca isotope fractionation factors of Ca-bearing minerals using …
Here we present equilibrium Ca isotope fractionation factors of Ca-bearing minerals using …