Iron-60 in the Early Solar System Revisited: Insights from In Situ Isotope Analysis of Chondritic Troilite
J Kodolányi, P Hoppe, C Vollmer… - The Astrophysical …, 2022 - iopscience.iop.org
We measured the nickel isotope composition of troilites from chondritic meteorites using the
NanoSIMS to put constraints on the abundance of iron-60 in the early solar system. The …
NanoSIMS to put constraints on the abundance of iron-60 in the early solar system. The …
Nanophase magnetite in matrix of anomalous EL3 chondrite Northwest Africa (NWA) 8785
MK Weisberg, ME Zolensky, M Kimura… - … & Planetary Science, 2023 - Wiley Online Library
NWA 8785 is a remarkable EL3 chondrite with a high abundance (~ 34 vol%) of an Fe‐rich
matrix. This is the highest matrix abundance known among enstatite chondrites (ECs) and …
matrix. This is the highest matrix abundance known among enstatite chondrites (ECs) and …
Metal‐rich nodules in anomalous EL3 chondrite Northwest Africa (NWA) 8785
MA Rindlisbacher, MK Weisberg… - … & Planetary Science, 2021 - Wiley Online Library
NWA 8785 is a remarkable, recently identified, unequilibrated enstatite chondrite. It was
classified as an EL3 but contains highly unusual characteristics not observed in any other …
classified as an EL3 but contains highly unusual characteristics not observed in any other …
Micro-distribution of oxygen isotopes in unequilibrated enstatite chondrites
We report petrology and high precision, in situ oxygen isotope analyses of silicates in
chondrules, fragments, metal-rich nodules and refractory inclusions from the ALH 81189 …
chondrules, fragments, metal-rich nodules and refractory inclusions from the ALH 81189 …
Abundance, sizes, and major element compositions of components in CR and LL chondrites: formation from single reservoirs
Abundances, apparent sizes, and individual chemical compositions of chondrules, refractory
inclusions, other objects, and surrounding matrix have been determined for Semarkona …
inclusions, other objects, and surrounding matrix have been determined for Semarkona …
Differences in bulk Fe content and density between type I and type II ordinary chondrite chondrules: Implications for parent body heterogeneities in oxidation state and …
AE Rubin - Meteoritics & Planetary Science, 2024 - Wiley Online Library
Type II chondrules have higher oxidation states than type I chondrules; in ordinary
chondrites (OC), type II chondrules tend to be larger, richer in bulk Fe, and have higher …
chondrites (OC), type II chondrules tend to be larger, richer in bulk Fe, and have higher …
Mineral informatics: origins
As the most robust, information rich artifacts available for analysis and exploration, minerals
provide us insights about planetary origins and evolutions. The volume, variety, and velocity …
provide us insights about planetary origins and evolutions. The volume, variety, and velocity …
IIE irons: Origin, relationship to ordinary chondrites, and evidence for siderophile‐element fractionations caused by chondrule formation
AE Rubin - Meteoritics & Planetary Science, 2022 - Wiley Online Library
IIE irons were derived from chondritic precursors that were the most reduced ordinary
chondrites. The bulk chemical (eg, Ir/Ni, Ir/Au, Au/Ni, Co/Ni) and bulk isotopic (ie, Δ17O and …
chondrites. The bulk chemical (eg, Ir/Ni, Ir/Au, Au/Ni, Co/Ni) and bulk isotopic (ie, Δ17O and …
Using a Novel Chain of Chemical, Crystallographic, and Isotopic Analytical Techniques to Examine the Formation Histories of Features in Chondritic Meteorites and …
SP Alpert - 2024 - academicworks.cuny.edu
Understanding the chemistry, crystallography, and isotopic variability of minerals allows us
to place significant constraints on the formation history of their host rocks. These constraints …
to place significant constraints on the formation history of their host rocks. These constraints …