Refractory inclusions in carbonaceous chondrites: Records of early solar system processes

AN Krot - Meteoritics & Planetary Science, 2019 - Wiley Online Library
Chondrites consist of three major components: refractory inclusions (Ca, Al‐rich inclusions
[CAI s] and amoeboid olivine aggregates), chondrules, and matrix. Here, I summarize recent …

The effect of Jupiter's formation on the distribution of refractory elements and inclusions in meteorites

SJ Desch, A Kalyaan… - The Astrophysical Journal …, 2018 - iopscience.iop.org
We present a comprehensive evolutionary model of the Sun's protoplanetary disk,
constructed to resolve the" CAI storage problem" of meteoritics. We predict the abundances …

Oxygen isotopic heterogeneity in the early Solar System inherited from the protosolar molecular cloud

AN Krot, K Nagashima, JR Lyons, JE Lee… - Science advances, 2020 - science.org
The Sun is 16O-enriched (Δ17O=− 28.4±3.6‰) relative to the terrestrial planets, asteroids,
and chondrules (− 7‰< Δ17O< 3‰). Ca, Al-rich inclusions (CAIs), the oldest Solar System …

A long duration of the 16O-rich reservoir in the solar nebula, as recorded in fine-grained refractory inclusions from the least metamorphosed carbonaceous chondrites

T Ushikubo, TJ Tenner, H Hiyagon, NT Kita - Geochimica et Cosmochimica …, 2017 - Elsevier
Oxygen isotope ratios and corresponding 26 Al–26 Mg isotope systematics of refractory
inclusions from the least metamorphosed carbonaceous chondrites, Acfer 094 (C …

Igneous processes in the small bodies of the Solar System I. Asteroids and comets

G Leone, HKM Tanaka - Iscience, 2023 - cell.com
Igneous processes were quite widespread in the small bodies of the Solar System (SBSS)
and were initially fueled by short-lived radioisotopes, the proto-Sun, impact heating, and …

Correlated isotopic and chemical evidence for condensation origins of olivine in comet 81P/Wild 2 and in AOAs from CV and CO chondrites

K Fukuda, DE Brownlee, DJ Joswiak, TJ Tenner… - … et cosmochimica acta, 2021 - Elsevier
Magnesium stable isotope ratios and minor element abundances of five olivine particles
from comet 81P/Wild 2 were examined by secondary ion mass spectrometry (SIMS). Wild 2 …

Evidence for oxygen-isotope exchange in refractory inclusions from Kaba (CV3. 1) carbonaceous chondrite during fluid-rock interaction on the CV parent asteroid

AN Krot, K Nagashima, K Fintor, E Pál-Molnár - … et Cosmochimica Acta, 2019 - Elsevier
We report on the mineralogy, petrology, and in situ measured oxygen-isotope compositions
of three Fluffy Type A Ca, Al-rich inclusions (FTA CAIs) and two amoeboid olivine …

Rapid condensation of the first Solar System solids

Y Marrocchi, J Villeneuve, E Jacquet… - Proceedings of the …, 2019 - National Acad Sciences
Chondritic meteorites are composed of primitive components formed during the evolution of
the Solar protoplanetary disk. The oldest of these components formed by condensation, yet …

Oxygen isotope systematics of chondrules in the Paris CM2 chondrite: Indication for a single large formation region across snow line

N Chaumard, C Defouilloy, AT Hertwig… - … et cosmochimica acta, 2021 - Elsevier
In-situ oxygen three-isotope analyses of chondrules and isolated olivine grains in the Paris
(CM) chondrite were conducted by secondary ion mass spectrometry (SIMS). Multiple …

Calcium–aluminum-rich inclusions recycled during formation of porphyritic chondrules from CH carbonaceous chondrites

AN Krot, K Nagashima, EMM van Kooten… - … et Cosmochimica Acta, 2017 - Elsevier
We report on the mineralogy, petrography, and O-isotope compositions of∼ 60 Ca, Al-rich
inclusions (CAIs) incompletely melted during formation of porphyritic chondrules from the …