CB
Member Since 2008
Claire E. Bucholz
Assistant Professor, California Institute of Technology
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Investigating Petrogenetic Sources of Mafic-Hosted LCT Pegmatites of Pala, California
AGU 2024
volcanology, geochemistry and petrology | 10 december 2024
Paolo Sanchez, Lillian Randall, Claire E. Bucholz,...
One model for the origin of lithium-cesium-tantalum (LCT) pegmatites is through extreme differentiation of peraluminous granitic magmas which in turn ...
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Investigating Island Arc Exhumation Mechanisms – A Detailed Low-Temperature Thermochronologic Study of Adak and Kagalaska Islands, Aleutian Islands.
RATES AND DATES OF LITHOSPHERIC PROCESSES I POSTER
tectonophysics | 15 december 2023
Anahi Carrera, Emily H. Cooperdock, Suzanne M. Kay...
Adak and Kagalaska form part of the central Aleutian Island arc and have been extensively studied to understand magmatic processes because they expose...
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Do changes in seawater chemistry affect the composition of hydrothermally altered oceanic crust? A case study using strontium isotopes from the Early Paleozoic Bay of Islands ophiolite.
ADVANCING UNDERSTANDING OF CRUSTAL ACCRETION, HYDROTHERMAL CIRCULATION, AND BIOLOGICAL IMPACTS ALONG EARTH’S MID-OCEAN RIDGE SYSTEM II ORAL
volcanology, geochemistry and petrology | 15 december 2023
Daniel A. Stolper, Claire E. Bucholz, Amanda L. Be...
Hydrothermal circulation of seawater through oceanic crust incorporates seawater-derived Sr into altered oceanic crust (AOC), increasing its 87Sr/86Sr...
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An intrusive record of shallow differentiation of low-H2O primitive arc magmas: Emigrant Gap, California
EVOLUTION OF TRANSCRUSTAL MAGMA PLUMBING SYSTEMS, VOLCANIC UNREST, AND ERUPTION STYLES: CHEMICAL, PHYSICAL, AND TEMPORAL PERSPECTIVES III ORAL
volcanology, geochemistry and petrology | 12 december 2023
Juliet Ryan-Davis, Claire E. Bucholz, Thomas W. Si...
Intrusions, including cumulates, provide time-integrated records of the protracted chemical and thermal history of a magmatic system complementary to ...
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Characterization of lower crustal arc cumulate amphiboles (H2O content, δD, Fe3+/FeT ratios) by a combination of microanalytical techniques on single crystals
THE EVOLUTION OF IGNEOUS SYSTEMS AS REVEALED BY SYNCHROTRON AND MICROANALYTICAL METHODS I ORAL
volcanology, geochemistry and petrology | 13 december 2022
Barbara C. Ratschbacher, Emma S. Sosa, Claire E. B...
Amphibole is an important fractionating phase during calc-alkaline differentiation in arc magmas. Fractionation of amphibole from basalts drives melt ...
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Constraints on Early Paleozoic Deep‐Ocean Oxygen Concentrations From the Iron Geochemistry of the Bay of Islands Ophiolite
GEOCHEMISTRY, GEOPHYSICS, GEOSYSTEMS
05 july 2022
Daniel A. Stolper, Xiaofei Pu, Max Lloyd, Nikolas ...
The deep ocean is generally considered to have changed from anoxic in the Precambrian to oxygenated by the Late Paleozoic (∼420–400...
Barely metamorphic: carbonate clumped isotope thermometry applied to low-T reaction zones in marbles of the Alta Stock contact aureole, Utah
THE METAMORPHIC KITCHEN SINK I ORAL
volcanology, geochemistry and petrology | 17 december 2021
Emily M. Stewart, John M. Eiler, Claire E. Buchol...
Metamorphic aureoles surrounding magmatic intrusions record complex histories of burial, heating, and fluid flow. Recently, researchers have begun to ...
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Fe3+/FeT ratios in volcanic amphiboles determined by single-crystal synchrotron Mössbauer spectroscopy as a function of mineral composition, magmatic oxygen fugacity and post-crystallization processes.
OXYGEN FUGACITY AND REDOX MECHANISMS IN HIGH- TO LOW-TEMPERATURE GEOCHEMICAL PROCESSES II POSTERS
volcanology, geochemistry and petrology | 11 december 2019
Barbara C. Ratschbacher, Claire E. Bucholz, Jennif...
The oxygen fugacity (fO2) of arc magmas contributes to generate the calc-alkaline compositional trend that characterizes continental crust and control...
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