A review of the coordination chemistry of hydrothermal systems, or do coordination changes make ore deposits?

J Brugger, W Liu, B Etschmann, Y Mei, DM Sherman… - Chemical …, 2016‏ - Elsevier
The hydration and complexation of metals in hydrothermal fluids are key processes
controlling the mobility of elements in the Earth's crust, leading to the formation of ore …

Chromium isotope geochemistry

L Qin, X Wang - Reviews in Mineralogy and …, 2017‏ - pubs.geoscienceworld.org
Chromium consists of four stable isotopes (50Cr, 52Cr, 53Cr and 54Cr) with natural
abundances of 4.35%, 83.79%, 9.50% and 2.36%, respectively (Rossman and Taylor 1998) …

[HTML][HTML] Experimental investigation of first-row transition elements partitioning between olivine and silicate melt: Implications for lunar basalt formation

JJ **g, BX Su, J Berndt, H Kuwahara… - … et Cosmochimica Acta, 2024‏ - Elsevier
Fifteen experiments at 1 atm pressure and 1400° C have been conducted to determine
partition coefficients between olivine and silicate melt (D Ol-m elt) of the first-row transition …

Petrology of igneous clasts in Northwest Africa 7034: Implications for the petrologic diversity of the Martian crust

AR Santos, CB Agee, FM McCubbin… - … et Cosmochimica Acta, 2015‏ - Elsevier
Abstract The martian meteorite Northwest Africa (NWA) 7034 was examined both
petrographically and geochemically using several micro-beam techniques including …

Chromium speciation and mobility in contaminated coastal urban soils affected by water salinity and redox conditions

P Sricharoenvech, MG Siebecker, R Tappero… - Journal of Hazardous …, 2024‏ - Elsevier
Chromium (Cr) is a redox-sensitive element in contaminated coastal urban soils. Sea level
rise (SLR) with subsequent soil inundation may facilitate Cr transformation and mobilization …

Redox variations in the inner solar system with new constraints from vanadium XANES in spinels

K Righter, SR Sutton, L Danielson, K Pando… - American …, 2016‏ - degruyter.com
Many igneous rocks contain mineral assemblages that are not appropriate for application of
common mineral equilibria or oxybarometers to estimate oxygen fugacity. Spinel-structured …

Synthesis, crystal structure, and magnetic properties of Ni2CrBO5

NA Belskaya, EV Eremin, AD Vasiliev… - Journal of Magnetism …, 2024‏ - Elsevier
Ni 2 CrBO 5 has been synthesized and investigated by X-ray diffraction, dc magnetization,
and specific heat measurements. The unusual cation distribution has been established: the …

High-temperature inter-mineral Cr isotope fractionation: A comparison of ionic model predictions and experimental investigations of mantle xenoliths from the North …

J Shen, L Qin, Z Fang, Y Zhang, J Liu, W Liu… - Earth and Planetary …, 2018‏ - Elsevier
Recent works have proposed that chromium (Cr) isotopes could be fractionated during
peridotite partial melting and basaltic magma crystallization. However, until now, inter …

The Redox state of the asthenospheric mantle and the onset of melting beneath mid‐ocean ridges

F Zhang, S Lai, V Stagno, L Chen… - Journal of …, 2024‏ - Wiley Online Library
The redox state of the convective asthenospheric mantle governs the speciation of volatile
elements such as carbon and, therefore, influences the depth at which (redox) melting can …

Mineral‐melt partitioning of redox‐sensitive elements

G Mallmann, AD Burnham… - Magma Redox …, 2021‏ - Wiley Online Library
Elements with variable valence state (ie, redox‐sensitive) often show contrasting
mineral/melt partition coefficients as a function of oxygen fugacity (f O 2) in magmatic …