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 …

Chondrule properties and formation conditions

Y Marrocchi, RH Jones, SS Russell, DC Hezel… - Space Science …, 2024 - Springer
Chondrules are iconic sub-millimeter spheroids representing the most abundant high-
temperature dust formed during the evolution of the circumsolar disk. Chondrules have been …

Chondrules reveal large-scale outward transport of inner Solar System materials in the protoplanetary disk

CD Williams, ME Sanborn… - Proceedings of the …, 2020 - National Acad Sciences
Dynamic models of the protoplanetary disk indicate there should be large-scale material
transport in and out of the inner Solar System, but direct evidence for such transport is …

A temporal shift of chondrule generation from the inner to outer Solar System inferred from oxygen isotopes and Al-Mg chronology of chondrules from primitive CM and …

K Fukuda, TJ Tenner, M Kimura, N Tomioka… - … et Cosmochimica Acta, 2022 - Elsevier
Deciphering the spatial and temporal evolution of chondrules allows for a better
understanding of how asteroidal seeds formed, migrated, and eventually accreted into …

Quantitative models for the elemental and isotopic fractionations in chondrites: The carbonaceous chondrites

CMOD Alexander - Geochimica et Cosmochimica Acta, 2019 - Elsevier
A quantitative understanding of the elemental and isotopic fractionations recorded in the
compositions of the chondritic meteorites would provide fundamental constraints for …

Formation of CV chondrules by recycling of amoeboid olivine aggregate-like precursors

Y Marrocchi, R Euverte, J Villeneuve… - … et Cosmochimica Acta, 2019 - Elsevier
We have studied porphyritic olivine-rich chondrules of the carbonaceous chondrite Kaba
(CV3) by combined high-resolution X-ray map**, quantitative electron microprobe …

Oxygen isotopes of anhydrous primary minerals show kinship between asteroid Ryugu and comet 81P/Wild2

N Kawasaki, K Nagashima, N Sakamoto… - Science …, 2022 - science.org
The extraterrestrial materials returned from asteroid (162173) Ryugu consist predominantly
of low-temperature aqueously formed secondary minerals and are chemically and …

Conditions of chondrule formation in ordinary chondrites

M Piralla, J Villeneuve, V Batanova, E Jacquet… - … et Cosmochimica Acta, 2021 - Elsevier
Chondrules are sub-millimetric spheroids that are ubiquitous in chondrites and whose
formation mechanism remains elusive. Textural and oxygen isotopic characteristics of …

Origin of isolated olivine grains in carbonaceous chondrites

E Jacquet, M Piralla, P Kersaho… - Meteoritics & Planetary …, 2021 - Wiley Online Library
We report microscopic, cathodoluminescence, chemical, and O isotopic measurements of
FeO‐poor isolated olivine grains (IOG) in the carbonaceous chondrites Allende (CV3) …

High precision 26Al-26Mg chronology of chondrules in unequilibrated ordinary chondrites: evidence for restricted formation ages

G Siron, K Fukuda, M Kimura, NT Kita - Geochimica et Cosmochimica Acta, 2022 - Elsevier
Chondrules in ordinary chondrites are considered to form in high density environments,
likely related to the evolution of protoplanets and large planetesimals. In order to determine …