Fe–Mg partitioning between olivine and high-magnesian melts and the nature of Hawaiian parental liquids

AK Matzen, MB Baker, JR Beckett… - Journal of …, 2011 - academic.oup.com
We conducted 1 atm experiments on a synthetic Hawaiian picrite at f O2 values ranging from
the quartz–fayalite–magnetite (QFM) buffer to air and temperatures ranging from 1302 to …

Amorphous materials: properties, structure, and durability: oxidation state of iron in hydrous phono-tephritic melts

JA Schuessler, RE Botcharnikov… - American …, 2008 - pubs.geoscienceworld.org
The oxidation state of Fe in hydrous ultrapotassic (phono-tephritic) melts coexisting with
mixed H2O-CO2 fluids was studied experimentally at 1200 and 1250° C and pressures from …

Weathering of chlorite from grain to watershed: The role and distribution of oxidation reactions in the subsurface

R Liao, X Gu, SL Brantley - Geochimica et Cosmochimica Acta, 2022 - Elsevier
The reaction mechanism of weathering of chlorite, an important rock-forming phyllosilicate,
is not well understood in natural settings. In this work we investigated the weathering of Fe …

The earliest stages of emplacement of the eastern Bushveld Complex: development of the Lower Zone, Marginal Zone and Basal Ultramafic Sequence

AH Wilson - Journal of Petrology, 2015 - academic.oup.com
The origin of the lowermost succession of the Rustenburg Layered Suite (RLS) of the
Bushveld Complex remains poorly understood, mainly because of limited exposure and lack …

[HTML][HTML] X-ray micro-computed tomography-based approach to estimate the upper limit of natural H2 generation by Fe2+ oxidation in the intracratonic lithologies

K Kularatne, P Sénéchal, V Combaudon… - International Journal of …, 2024 - Elsevier
Natural hydrogen (H 2) emanations in intracratonic areas offer potentially exploitable carbon-
free energy. To date, H 2 seepages have been detected in more than sixty sites with …

A XANES calibration for determining the oxidation state of iron in mantle garnet

AJ Berry, GM Yaxley, AB Woodland, GJ Foran - Chemical Geology, 2010 - Elsevier
Iron K-edge X-ray absorption near edge structure (XANES) spectra were recorded for
synthetic garnets of the almandine–skiagite (Fe3Al2Si3O12–Fe3Fe2Si3O12), andradite …

Mantle metasomatism and rapid ascent of slab components beneath island arcs: Evidence from 238U‐230Th‐226Ra disequilibria of Miyakejima volcano, Izu arc …

T Yokoyama, K Kobayashi, T Kuritani… - … Research: Solid Earth, 2003 - Wiley Online Library
238U‐230Th‐226Ra systematics in lavas from Miyakejima volcano, Japan, are presented to
estimate the timescale of magmatic processes beneath an island arc. Miyakejima volcano …

Assimilation and fractional crystallization controlled by transport process of crustal melt: Implications from an alkali basalt–dacite suite from Rishiri Volcano, Japan

T Kuritani, H Kitagawa, E Nakamura - Journal of Petrology, 2005 - academic.oup.com
Mechanisms of fractional crystallization with simultaneous crustal assimilation (AFC) are
examined for the Kutsugata and Tanetomi lavas, an alkali basalt–dacite suite erupted …

New evidence for the prograde and retrograde PT-path of high-pressure granulites, Moldanubian Zone, Lower Austria, by Zr-in-rutile thermometry and garnet diffusion …

P Schantl, C Hauzenberger, F Finger, T Müller… - Lithos, 2019 - Elsevier
Compositional zoning in garnet, mineral inclusions and the application of the Zr-in-rutile
thermometry on rutile inclusions in garnet in combination with conventional …

[PDF][PDF] Geochemical evolution of Koolau volcano, Hawaii

R Tanaka, E Nakamura… - Hawaiian volcanoes: Deep …, 2002 - researchgate.net
Major and trace-element and Sr, Nd, and Pb isotopic compositions have been determined
for Koolau shield lavas and Nuuanu and Wailau landslide deposits, Hawaii. The Koolau …