Ce and Eu anomalies in zircon as proxies for the oxidation state of magmas
Chondrite normalized rare earth element (REE) patterns of zircons generally have enriched
Ce values relative to La and Pr, and depleted Eu values relative to Sm and Gd. High Ce …
Ce values relative to La and Pr, and depleted Eu values relative to Sm and Gd. High Ce …
The oxidation state of Hadean magmas and implications for early Earth's atmosphere
Magmatic outgassing of volatiles from Earth's interior probably played a critical part in
determining the composition of the earliest atmosphere, more than 4,000 million years (Myr) …
determining the composition of the earliest atmosphere, more than 4,000 million years (Myr) …
Rutile/melt partition coefficients for trace elements and an assessment of the influence of rutile on the trace element characteristics of subduction zone magmas
Fractionation of some or all of the high field strength elements (HFSE) Nb, Ta, Zr, Hf, and Ti
relative to other trace elements occurs in igneous rocks from convergent margins and in the …
relative to other trace elements occurs in igneous rocks from convergent margins and in the …
Rapid reequilibration of H2O and oxygen fugacity in olivine-hosted melt inclusions
GA Gaetani, JA O'Leary, N Shimizu… - …, 2012 - pubs.geoscienceworld.org
The solubility of H2O in silicate melt drops substantially with decreasing pressure, so that a
magma initially containing several weight percent H2O in a crustal magma reservoir is left …
magma initially containing several weight percent H2O in a crustal magma reservoir is left …
Mineral-aqueous fluid partitioning of trace elements at 900 C and 2.0 GPa: Constraints on the trace element chemistry of mantle and deep crustal fluids
To constrain the trace element composition of aqueous fluids in the deep crust and upper
mantle, mineral-aqueous fluid partition coefficients (Dmin/fluid) for U, Th, Pb, Nb, Ba, and Sr …
mantle, mineral-aqueous fluid partition coefficients (Dmin/fluid) for U, Th, Pb, Nb, Ba, and Sr …
Rutile-aqueous fluid partitioning of Nb, Ta, Hf, Zr, U and Th: implications for high field strength element depletions in island-arc basalts
To assess the possible role of residual rutile in the retention of high field strength elements
(HFSEs) during dehydration of a subducting slab we have measured rutile/aqueous fluid …
(HFSEs) during dehydration of a subducting slab we have measured rutile/aqueous fluid …
Thermodynamic modeling of fluid-rock interaction at mid-crustal to upper-mantle conditions
CE Manning - Reviews in Mineralogy and Geochemistry, 2013 - pubs.geoscienceworld.org
Fluid-rock interaction is important in a wide range of settings in the middle crust to the upper
mantle. Fluids are liberated in the crust during prograde metamorphism in convergentmargin …
mantle. Fluids are liberated in the crust during prograde metamorphism in convergentmargin …
Amphibole stability in primitive arc magmas: effects of temperature, H2O content, and oxygen fugacity
MJ Krawczynski, TL Grove, H Behrens - Contributions to Mineralogy and …, 2012 - Springer
The water-saturated phase relations have been determined for a primitive magnesian
andesite (57 wt% SiO 2, 9 wt% MgO) from the Mt. Shasta, CA region over the pressure range …
andesite (57 wt% SiO 2, 9 wt% MgO) from the Mt. Shasta, CA region over the pressure range …
Hydrogen incorporation in olivine from 2–12 GPa
JL Mosenfelder, NI Deligne… - American …, 2006 - pubs.geoscienceworld.org
We performed new experiments on incorporation of hydrogen in olivine at high pressures (2–
12 GPa) and temperatures (1000–1300° C). OH concentrations were calculated using the …
12 GPa) and temperatures (1000–1300° C). OH concentrations were calculated using the …
Rutile solubility and mobility in supercritical aqueous fluids
Experimental and thermodynamic data and the apparent immobility of Ti under metamorphic
conditions suggest that rutile is very insoluble in aqueous fluids at upper crustal conditions …
conditions suggest that rutile is very insoluble in aqueous fluids at upper crustal conditions …