Metal stable isotope signatures as tracers in environmental geochemistry
JG Wiederhold - Environmental science & technology, 2015 - ACS Publications
The biogeochemical cycling of metals in natural systems is often accompanied by stable
isotope fractionation which can now be measured due to recent analytical advances. In …
isotope fractionation which can now be measured due to recent analytical advances. In …
Boron in the weathering environment
J Gaillardet, D Lemarchand - Boron isotopes: the fifth element, 2018 - Springer
This chapter reviews the state of art of the use of boron isotopes to understand water-rock
interaction in the Critical Zone, the thin and reactive layer at the Earth's surface. Because …
interaction in the Critical Zone, the thin and reactive layer at the Earth's surface. Because …
A comprehensive and internally consistent mineral dissolution rate database: Part I: Primary silicate minerals and glasses
M Heřmanská, MJ Voigt, C Marieni, J Declercq… - Chemical …, 2022 - Elsevier
Mineral dissolution rates control the temporal evolution of many natural processes on the
surface and upper crust of the Earth. This is the first of a series of papers describing the …
surface and upper crust of the Earth. This is the first of a series of papers describing the …
[HTML][HTML] The effect of pH, grain size, and organic ligands on biotite weathering rates
Biotite dissolution rates were determined at 25° C, at pH 2–6, and as a function of mineral
composition, grain size, and aqueous organic ligand concentration. Rates were measured …
composition, grain size, and aqueous organic ligand concentration. Rates were measured …
Sub‐permil interlaboratory consistency for solution‐based boron isotope analyses on marine carbonates
M Gutjahr, L Bordier, E Douville… - Geostandards and …, 2021 - Wiley Online Library
Boron isotopes in marine carbonates are increasingly used to reconstruct seawater pH and
atmospheric pCO2 through Earth's history. While isotope ratio measurements from individual …
atmospheric pCO2 through Earth's history. While isotope ratio measurements from individual …
Lithium and its isotopes behavior during incipient weathering of granite in the eastern Tibetan Plateau, China
JW Zhang, ZQ Zhao, YN Yan, LF Cui, QL Wang… - Chemical …, 2021 - Elsevier
Lithium (Li) isotopes have been shown to be fractionated significantly during chemical
weathering of silicate rocks. However, previous research has mainly been focused on basalt …
weathering of silicate rocks. However, previous research has mainly been focused on basalt …
Temperature-induced arsenic accumulation in groundwater from Pliocene aquifers of a semiarid continental basin
S Xing, H Guo, X Sun, L Zhang, A Su - Geochimica et Cosmochimica Acta, 2023 - Elsevier
Contributions of geothermal reservoir and aquifer rock weathering to dissolved arsenic (As)
concentrations remain poorly understood. This study investigated geochemical and isotopic …
concentrations remain poorly understood. This study investigated geochemical and isotopic …
Source and evolution of dissolved boron in rivers: Insights from boron isotope signatures of end-members and model of boron isotopes during weathering processes
HR Mao, CQ Liu, ZQ Zhao - Earth-Science Reviews, 2019 - Elsevier
The evolution of atmospheric CO 2 and the pH of the ocean can be reconstructed by the
boron isotopic composition (δ 11 B) of marine carbonates, which is influenced by the δ 11 B …
boron isotopic composition (δ 11 B) of marine carbonates, which is influenced by the δ 11 B …
[HTML][HTML] Atomic scale mechanism of clay minerals dissolution revealed by ab initio simulations
R Schliemann, SV Churakov - Geochimica et Cosmochimica Acta, 2021 - Elsevier
Large-scale ab initio Meta-Dynamics simulations were applied to elucidate the molecular
mechanism and reaction free energies of pyrophyllite dissolution at the (1 1 0) edge surface …
mechanism and reaction free energies of pyrophyllite dissolution at the (1 1 0) edge surface …
Time-dependent feldspar dissolution rates resulting from surface passivation: Experimental evidence and geochemical implications
To which extent does the apparent negative correlation reported between silicate
weathering rates and time result from the spontaneous physicochemical evolution of the …
weathering rates and time result from the spontaneous physicochemical evolution of the …