Rates of mineral dissolution under CO2 storage conditions

JR Black, SA Carroll, RR Haese - Chemical Geology, 2015 - Elsevier
Evaluating the potential of a sedimentary basin reservoir to securely store CO 2 benefits
from a comprehensive understanding of the geochemical reactions that take place once CO …

Principles of demineralization: Modern strategies for the isolation of organic frameworks: Part II. Decalcification

H Ehrlich, PG Koutsoukos, KD Demadis, OS Pokrovsky - Micron, 2009 - Elsevier
This is the second paper on principles of demineralization. The initial paper is dedicated to
the common definitions and the history of demineralization. In present work we review the …

Calcite, dolomite and magnesite dissolution kinetics in aqueous solutions at acid to circumneutral pH, 25 to 150 C and 1 to 55 atm pCO2: New constraints on CO2 …

OS Pokrovsky, SV Golubev, J Schott, A Castillo - Chemical geology, 2009 - Elsevier
Dissolution rates of calcite, dolomite and magnesite were measured at 25, 60, 100 and 150°
C at far from equilibrium conditions in 0.1 M NaCl solutions of pH from 3 to 6 as a function of …

Magnesite growth rates as a function of temperature and saturation state

GD Saldi, G Jordan, J Schott, EH Oelkers - Geochimica et Cosmochimica …, 2009 - Elsevier
Magnesite growth rates and step velocities have been measured systematically as a
function of temperature from 80 to 105° C and saturation state in 0.1 M NaCl solutions using …

An experimental study of magnesite precipitation rates at neutral to alkaline conditions and 100–200 C as a function of pH, aqueous solution composition and …

GD Saldi, J Schott, OS Pokrovsky, Q Gautier… - … et Cosmochimica Acta, 2012 - Elsevier
Magnesite precipitation rates were measured at temperatures from 100 to 200° C as a
function of saturation state and reactive fluid composition in mixed flow reactors. Measured …

Weak impact of microorganisms on Ca, Mg-bearing silicate weathering

OS Pokrovsky, LS Shirokova, SA Zabelina… - npj Materials …, 2021 - nature.com
Assessment of the microbial impact on mineral dissolution is crucial for a predictive
understanding of basic (Ca, Mg bearing) silicate weathering and the associated CO2 …

Siderite dissolution kinetics in acidic aqueous solutions from 25 to 100 C and 0 to 50 atm pCO2

SV Golubev, P Bénézeth, J Schott, JL Dandurand… - Chemical …, 2009 - Elsevier
The rate of dissolution of polycrystalline siderite planes has been measured at 25, 60, 80
and 100° C in 0.1 M (NaCl+ HCl) solutions and pH from 1 to 4.6 at far from equilibrium …

Calcite dissolution rates in seawater: Lab vs. in-situ measurements and inhibition by organic matter

JD Naviaux, AV Subhas, S Dong, NE Rollins, X Liu… - Marine Chemistry, 2019 - Elsevier
Ocean acidification from fossil fuel burning is lowering the mean global ocean saturation
state (Ω= C a 2+ CO 3 2− K sp′), thus increasing the thermodynamic driving force for …

Carbonic acid ionization and the stability of sodium bicarbonate and carbonate ion pairs to 200 C–A potentiometric and spectrophotometric study

A Stefánsson, P Bénézeth, J Schott - Geochimica et Cosmochimica Acta, 2013 - Elsevier
Carbonic acid ionization and sodium bicarbonate and carbonate ion pair formation
constants have been experimentally determined in dilute hydrothermal solutions to 200° C …

Measurement of the pure dissolution rate constant of a mineral in water

J Colombani - Geochimica et Cosmochimica Acta, 2008 - Elsevier
We present here a methodology, using holographic interferometry, enabling to measure the
pure surface reaction rate constant of the dissolution of a mineral in water, unambiguously …