[HTML][HTML] The continental Si cycle and its impact on the ocean Si isotope budget
The silicon isotope composition of biogenic silica (δ 30 Si BSi) in the ocean is a function of
the δ 30 Si of the available dissolved Si (DSi; H 2 SiO 4), the degree of utilisation of the …
the δ 30 Si of the available dissolved Si (DSi; H 2 SiO 4), the degree of utilisation of the …
Silicon isotope geochemistry
F Poitrasson - Reviews in Mineralogy and Geochemistry, 2017 - pubs.geoscienceworld.org
In contrast to many other stable isotopes of the elements discussed in this book, those of
silicon are not strictly speaking “Non-Traditional Stable Isotopes” because they have been …
silicon are not strictly speaking “Non-Traditional Stable Isotopes” because they have been …
Lithium, magnesium and silicon isotope behaviour accompanying weathering in a basaltic soil and pore water profile in Iceland
This study presents lithium, magnesium and silicon isotope ratios from pore waters and soils
from a well-characterised Histic Andosol in south-west Iceland. The soil δ7Li composition …
from a well-characterised Histic Andosol in south-west Iceland. The soil δ7Li composition …
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 …
[HTML][HTML] Silicon isotopes and continental weathering processes: Assessing controls on Si transfer to the ocean
Knowledge of the weathering processes controlling continental transfer of dissolved silicon
(DSi) to the ocean is fundamental to the estimate of the long-term atmospheric CO2-budget …
(DSi) to the ocean is fundamental to the estimate of the long-term atmospheric CO2-budget …
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 …
Silicon isotopes in lunar rocks: Implications for the Moon's formation and the early history of the Earth
Silicon isotopic data from a range of lunar samples are presented to assess the degree of
heterogeneity of the lunar mantle and its similarity to bulk silicate Earth (BSE). Multi-collector …
heterogeneity of the lunar mantle and its similarity to bulk silicate Earth (BSE). Multi-collector …
Si isotope systematics of meteorites and terrestrial peridotites: implications for Mg/Si fractionation in the solar nebula and for Si in the Earth's core
High precision Si isotope ratios have been measured for a series of meteorites and
terrestrial samples using high-resolution multi-collector ICP-MS. Our results differ from those …
terrestrial samples using high-resolution multi-collector ICP-MS. Our results differ from those …
Silicon isotopes in meteorites and planetary core formation
The silicon (Si) isotope compositions of 42 meteorite and terrestrial samples have been
determined using MC-ICPMS with the aim of resolving the current debate over their …
determined using MC-ICPMS with the aim of resolving the current debate over their …
Variations of δ30Si and Ge/Si with weathering and biogenic input in tropical basaltic ash soils under monoculture
In soils, silicon released by mineral weathering can be retrieved from soil solution through
clay formation, Si adsorption onto secondary oxides and plant uptake, thereby impacting the …
clay formation, Si adsorption onto secondary oxides and plant uptake, thereby impacting the …