Garnierites and garnierites: Textures, mineralogy and geochemistry of garnierites in the Falcondo Ni-laterite deposit, Dominican Republic

C Villanova-de-Benavent, JA Proenza, S Galí… - Ore Geology …, 2014 - Elsevier
Abstract Garnierites (Ni–Mg-bearing phyllosilicates) are significant ore minerals in Ni-
laterites of the hydrous silicate-type. In the Falcondo Ni-laterite deposit (Dominican …

Tschermak's substitution in antigorite and consequences for phase relations and water liberation in high-grade serpentinites

JA Padrón-Navarta, VL Sánchez-Vizcaíno, J Hermann… - Lithos, 2013 - Elsevier
A model for the incorporation of alumina in FeO–MgO–Al 2 O 3–SiO 2–H 2 O (FMASH)
serpentinites has been developed by considering ideal Tschermak (Al 2 Mg− 1 Si− 1) solid …

Formation of ferrian chromite in podiform chromitites from the Golyamo Kamenyane serpentinite, Eastern Rhodopes, SE Bulgaria: a two-stage process

F Gervilla, JA Padrón-Navarta, T Kerestedjian… - … to Mineralogy and …, 2012 - Springer
Abstract The Golyamo Kamenyane serpentinite is a portion of a metaophiolite, located in the
Upper High-Grade Unit of the metamorphic basement of the Eastern Rhodope Metamorphic …

Jolts in the Jade factory: A route for subduction fluids and their implications for mantle wedge seismicity

S Angiboust, J Muñoz-Montecinos, A Cambeses… - Earth-Science …, 2021 - Elsevier
An increasing number of seismological studies report transient seismicity clusters in the
mantle wedge several kilometers above the subduction interface. Their physical significance …

Metamorphic record of high-pressure dehydration of antigorite serpentinite to chlorite harzburgite in a subduction setting (Cerro del Almirez, Nevado–Filábride …

JA Padrón-Navarta… - Journal of …, 2011 - academic.oup.com
The antigorite dehydration front preserved in the Cerro del Almirez (Nevado–Filábride
Complex, Betic Cordillera, SE Spain) offers a unique opportunity to investigate the high …

Redox state of iron during high-pressure serpentinite dehydration

B Debret, N Bolfan-Casanova… - … to Mineralogy and …, 2015 - Springer
Abstract The Cerro del Almirez massif (Spain) represents a unique fragment of serpentinized
oceanic lithosphere that has been first equilibrated in the antigorite stability field (Atg …

An experimental investigation of antigorite dehydration in natural silica-enriched serpentinite

JA Padrón-Navarta, J Hermann, CJ Garrido… - … to Mineralogy and …, 2010 - Springer
Piston cylinder experiments were performed to constrain the pressure and temperature
conditions for two high-pressure antigorite dehydration reactions found in silica-enriched …

Archean granitoids: classification, petrology, geochemistry and origin

JF Moyen - Geological Society, London, Special Publications, 2020 - lyellcollection.org
This paper describes the petrology, geochemistry and petrogenesis of Archean granitoids.
Archean granites define a continuum of compositions between several end members:(i) …

Episodic hydrofracturing and large-scale flushing along deep subduction interfaces: Implications for fluid transfer and carbon recycling (Zagros Orogen, southeastern …

J Muñoz-Montecinos, S Angiboust, A Garcia-Casco… - Chemical …, 2021 - Elsevier
We investigate the late Cretaceous blueschist-facies (480° C-1.8 GPa) segment of the
Zagros suture zone, a well-preserved block-in-matrix paleo-subduction channel. We aim to …

Analysis of chemical weathering trends across three compositional dimensions: applications to modern and ancient mafic-rock weathering profiles

MG Babechuk, CM Fedo - Canadian Journal of Earth …, 2023 - pubs.geoscienceworld.org
Chemical weathering indices (one-dimensional/1D index values) and accompanying ternary
plots (two-dimensional/2D compositional space) facilitate quantitative comparison of whole …