Selective alteration mechanisms of sodium tripolyphosphate towards serpentine: Implications for flotation of pyrite from serpentine

B Li, G Zhang, D Liu, J Chen - Journal of Molecular Liquids, 2022 - Elsevier
Since the preferential dissolution of hydroxyl ion, serpentine is positively charged under
weak alkaline conditions, and easily covers on sulfide minerals through electrostatic …

Utilization of phosphorylated starch as a selective depressant for serpentine in the flotation of nickel sulfide ore

C Zhang, Y Tan, F Yin, J Zhao, Z Gao, W Sun… - Minerals …, 2024 - Elsevier
Serpentine is the primary gangue for the flotation enrichment of pentlandite. In this study,
phosphorylated starch (PS) was synthesized via the esterification reaction of sodium …

A carbonaceous chondrite and cometary origin for icy moons of Jupiter and Saturn

A Néri, F Guyot, B Reynard, C Sotin - Earth and Planetary Science Letters, 2020 - Elsevier
The inner structure of icy moons comprises ices, liquid water, a silicate rocky core and
sometimes an inner metallic core depending on thermal evolution and differentiation …

Porosity of metamorphic rocks and fluid migration within subduction interfaces

AC Ganzhorn, H Pilorgé, B Reynard - Earth and Planetary Science Letters, 2019 - Elsevier
Large earthquakes break the subduction interface to depths of 60 to 80 km. Current models
hold that seismic rupture occurs when fluid overpressure builds in link with porosity cycles …

Kinetics of hydrogen isotope exchange in kaolinite and the prediction of δD signature retention over geological time

A Derkowski, A Szreter, E Siranidi… - … et Cosmochimica Acta, 2024 - Elsevier
Retention of the pristine hydrogen isotope composition (expressed as δD) formed during
mineral formation in equilibrium with water is the basis for any paleoenvironmental …

Kinetic D/H fractionation during hydration and dehydration of silicate glasses, melts and nominally anhydrous minerals

M Roskosz, E Deloule, J Ingrin, C Depecker… - … et Cosmochimica Acta, 2018 - Elsevier
The distribution of hydrogen isotopes during diffusion-driven aqueous processes in silicate
glasses, melts and crystals was investigated. Hydration/dehydration experiments were …

The Relative Raman Scattering Cross Sections of H2O and D2O, with Implications for In Situ Studies of Isotope Fractionation

A Zarei, S Klumbach, H Keppler - ACS Earth and Space …, 2018 - ACS Publications
The relative Raman scattering cross sections of liquid H2O and D2O were measured using
Na2SO4 as an internal standard. Measurements were carried out both at ambient conditions …

Rheological property of H2O ice VI inferred from its self-diffusion: Implications for the mantle dynamics of large icy bodies

N Noguchi, T Okuchi - Icarus, 2020 - Elsevier
The volume diffusion coefficient of water in ice VI was determined in the pressure-
temperature range of 1.3–1.9 GPa and 300–320 K by in situ isotope tracer diffusion …

Structural and Phase Transformations in the Course of Antigorite Thermolysis

IP Kremenetskaya, SN Ivashevskaya… - Russian Journal of …, 2023 - Springer
Virtually unlimited volumes of serpentine resources stimulate search for new procedures for
its processing, including those involving thermal activation. Along with the calcination …

Deuterium‑hydrogen inter-diffusion in chlorite

AC Ganzhorn, H Pilorgé, S Le Floch, G Montagnac… - Chemical …, 2018 - Elsevier
Interactions between aqueous fluids and rocks occur in a broad range of contexts ranging
from hydrothermal alteration veins to regional metamorphism. Tracking these processes and …