Chondrule properties and formation conditions
Chondrules are iconic sub-millimeter spheroids representing the most abundant high-
temperature dust formed during the evolution of the circumsolar disk. Chondrules have been …
temperature dust formed during the evolution of the circumsolar disk. Chondrules have been …
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 …
Deciphering the spatial and temporal evolution of chondrules allows for a better
understanding of how asteroidal seeds formed, migrated, and eventually accreted into …
understanding of how asteroidal seeds formed, migrated, and eventually accreted into …
Isotopic evolution of the inner solar system revealed by size-dependent oxygen isotopic variations in chondrules
Y Marrocchi, A Longeau, RL Goupil, V Dijon… - … et Cosmochimica Acta, 2024 - Elsevier
The systematic isotopic difference between refractory inclusions and chondrules, particularly
for oxygen, has long indicated an isotopic evolution of the solar protoplanetary disk …
for oxygen, has long indicated an isotopic evolution of the solar protoplanetary disk …
16O-rich anhydrous silicates in CI chondrites: Implications for the nature and dynamics of dust in the solar accretion disk
CI chondrites have nonvolatile chemical compositions closely resembling that of the Sun's
photosphere and are thus considered to have the most primitive compositions of all known …
photosphere and are thus considered to have the most primitive compositions of all known …
Tarda and Tagish Lake: Samples from the same outer Solar System asteroid and implications for D-and P-type asteroids
We report a comprehensive study of the ungrouped type 2 carbonaceous chondrite, Tarda,
which fell in Morocco in 2020. This meteorite exhibits substantial similarities to Tagish Lake …
which fell in Morocco in 2020. This meteorite exhibits substantial similarities to Tagish Lake …
Conditions of chondrule formation in ordinary chondrites
Chondrules are sub-millimetric spheroids that are ubiquitous in chondrites and whose
formation mechanism remains elusive. Textural and oxygen isotopic characteristics of …
formation mechanism remains elusive. Textural and oxygen isotopic characteristics of …
Isotopic evidence for two chondrule generations in CR chondrites and their relationships to other carbonaceous chondrites
Among primitive meteorites, CR chondrites have peculiar isotopic compositions, the origin of
which is uncertain and may have involved contributions from primordial molecular cloud …
which is uncertain and may have involved contributions from primordial molecular cloud …
SIMS matrix effects in oxygen isotope analysis of olivine and pyroxene: Application to Acfer 094 chondrite chondrules and reconsideration of the primitive chondrule …
The instrumental bias (here expressed as bias*, the difference relative to San Carlos Olivine,
SC-Ol) of oxygen isotopes in secondary ion mass spectrometry (SIMS) analyses of olivine …
SC-Ol) of oxygen isotopes in secondary ion mass spectrometry (SIMS) analyses of olivine …
[HTML][HTML] Formation and evolution of a protoplanetary disk: Combining observations, simulations, and cosmochemical constraints
A Morbidelli, Y Marrocchi, AA Ahmad… - Astronomy & …, 2024 - aanda.org
Context. The formation and evolution of protoplanetary disks remains elusive. We have
numerous astronomical observations of young stellar objects of different ages with their …
numerous astronomical observations of young stellar objects of different ages with their …
On the significance of oxygen-isotope variations in chondrules from carbonaceous chondrites
G Libourel, K Nagashima, AN Krot - Geochimica et Cosmochimica Acta, 2023 - Elsevier
Oxygen-isotope studies of carbonaceous chondrite chondrules are of pivotal importance for
understanding of the evolution of the solar protoplanetary disk. It has been previously …
understanding of the evolution of the solar protoplanetary disk. It has been previously …