[HTML][HTML] The continental Si cycle and its impact on the ocean Si isotope budget

PJ Frings, W Clymans, G Fontorbe, L Christina… - Chemical …, 2016 - Elsevier
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 …

A review of the stable isotope bio-geochemistry of the global silicon cycle and its associated trace elements

JN Sutton, L André, D Cardinal, DJ Conley… - Frontiers in Earth …, 2018 - frontiersin.org
Silicon (Si) is the second most abundant element in the Earth's crust and is an important
nutrient in the ocean. The global Si cycle plays a critical role in regulating primary …

[PDF][PDF] Modeling novel stable isotope ratios in the weathering zone

J Bouchez, F Von Blanckenburg… - American Journal of …, 2013 - gfzpublic.gfz-potsdam.de
When rock is converted to weathering products, the involved processes can be fingerprinted
using the stable isotope ratios of metals (for example Li, Mg, Ca, Fe, Sr) and metalloids (B …

[HTML][HTML] Silicon isotopes and continental weathering processes: Assessing controls on Si transfer to the ocean

S Opfergelt, P Delmelle - Comptes Rendus Geoscience, 2012 - Elsevier
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 …

Silicon isotope fractionation during abiotic silica precipitation at low temperatures: Inferences from flow-through experiments

S Geilert, PZ Vroon, DL Roerdink… - … et Cosmochimica Acta, 2014 - Elsevier
Silicon isotopes have considerable potential as proxy for (near-) surface processes and
environmental conditions. However, unambiguous interpretations of isotope signatures in …

Decoding the onset of ca. 3.8 Ga continental nuclei in Anshan, North China: A review integrated with 1: 10,000 geological mapping, zircon U–Pb dating, and Si–O–Nd …

K Lei, YF Wang, Q Zhang, JH Zhang, W Jin… - Earth-Science …, 2023 - Elsevier
Abstract The Archean Anshan Complex (AAC) in northeastern China is one of the best-
preserved ca. 3.8 Ga outcrops worldwide, which are key to understanding the evolution of …

Probing surface Earth reactive silica cycling using stable Si isotopes: Mass balance, fluxes, and deep time implications

S Rahman, EJ Trower - Science Advances, 2023 - science.org
Geological reservoir δ30Si values have increasingly been applied as paleoclimate and
paleoproductivity proxies. Many of these applications rely on the assumption that the surface …

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 …

Coastal El Niño triggers rapid marine silicate alteration on the seafloor

S Geilert, DA Frick, D Garbe-Schönberg… - Nature …, 2023 - nature.com
Marine silicate alteration plays a key role in the global carbon and cation cycles, although
the timeframe of this process in response to extreme weather events is poorly understood …

The silicon isotope composition of the upper continental crust

PS Savage, RB Georg, HM Williams… - … et Cosmochimica Acta, 2013 - Elsevier
The upper continental crust (UCC) is the major source of silicon (Si) to the oceans and yet its
isotopic composition is not well constrained. In an effort to investigate the degree of …