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Nb-Ta Disequilibrium in Xenolith Eclogite Rutile: Implications for Diffusive Metasomatic Processes in the Lithospheric Mantle
AGU 2024
volcanology, geochemistry and petrology | 10 december 2024
Robert W. Nicklas, Ethan Baxter, Sonja Aulbach
Although the sub-continental lithospheric mantle is chiefly peridotite, eclogite forms a significant mass fraction (up to 20%) and eclogite abundance ...
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Re-examining the case for a protracted terrestrial mantle redox evolution
AGU 2024
union sessions | 09 december 2024
Sonja Aulbach, Robert W. Nicklas, Jintuan Wang, Cr...
The idea that the redox state of the terrestrial mantle downstairs evolved through time, causing changes in the amount of oxidisable gases released to...
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Mélange Signatures and Low Oxygen Fugacity in Eclogite Xenoliths From the Crust‐Mantle Transition Below a Mesoproterozoic Collision Belt
JOURNAL OF GEOPHYSICAL RESEARCH: SOLID EARTH
30 january 2024
Sonja Aulbach, Heidi E. Höfer, Axel Gerdes, Christ...
Mass transfer across the crust‐mantle boundary is a fundamental process governing planetary differentiation, the evolution of geochemical res...
Water in Omphacite and Garnet From Pristine Xenolithic Eclogite: T‐X‐fO2 Controls, Retentivity, and Implications for Electrical Conductivity and Deep H2O Recycling
GEOCHEMISTRY, GEOPHYSICS, GEOSYSTEMS
11 december 2023
Sonja Aulbach, Roland Stalder, Malcolm Massuyeau, ...
Kimberlite‐borne eclogite xenoliths having Precambrian oceanic crustal protoliths and entrained from ≥100 km depth can retain pris...
Petrogenesis, Sampling Depth, Thermal and Redox Evolution of Spinel Peridotite Xenoliths From Jiaohe, NE China: Insights From Trace Elements in All Rock‐Forming Silicate Minerals
JOURNAL OF GEOPHYSICAL RESEARCH: SOLID EARTH
28 september 2023
A-Bing Lin, Sonja Aulbach, Jianping Zhang, Laura U...
Olivine and orthopyroxene (Opx) are the most abundant minerals in lherzolitic to harzburgitic peridotites, and their compositions represent an impo...
Gaining insight on mantle heterogeneity by seeing through metasomatism: A triple oxygen isotope analysis of altered oceanic crust and mantle eclogite
RECYCLING IN THE SUBDUCTION FACTORY: CHARACTERIZATION OF SUBDUCTION-INDUCED MANTLE HETEROGENEITIES THROUGH INTERDISCIPLINARY APPROACHES II POSTER
study of earth's deep interior | 16 december 2021
Catherine Peshek, Jesse P. McGunnigle, Erick J. Ca...
The wide range in δ18O values of Roberts Victor eclogite xenoliths (Kaapvaal Craton, South Africa) have remained a strong geochemical indication of a ...
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Magma Redox Geochemistry
AGU BOOK SERIES
17 september 2021
Robert Arato, Paul D. Asimow, Andreas Audétat, Son...
"Explores the many facets of redox exchanges that drive magma's behavior and evolution, from the origin of the Earth until today...
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Causes and Consequences of Wehrlitization Beneath a Trans‐Lithospheric Fault: Evidence From Mesozoic Basalt‐Borne Wehrlite Xenoliths From the Tan‐Lu Fault Belt, North China Craton
JOURNAL OF GEOPHYSICAL RESEARCH: SOLID EARTH
03 july 2020
A-Bing Lin, Jianping Zhang, Sonja Aulbach, Qing Xi...
Trans‐lithospheric faults represent weak zones where some of the most intense interaction between the lithospheric mantle and melts occurs. W...