[HTML][HTML] The aqueous alteration of CM chondrites, a review
The CM chondrites are samples of primitive water-rich asteroids formed during the early
solar system. They record significant interaction between liquid water and silicate rock …
solar system. They record significant interaction between liquid water and silicate rock …
Chondrule-like objects and Ca-Al-rich inclusions in Ryugu may potentially be the oldest Solar System materials
Chondrule-like objects and Ca-Al-rich inclusions (CAIs) are discovered in the retuned
samples from asteroid Ryugu. Here we report results of oxygen isotope, mineralogical, and …
samples from asteroid Ryugu. Here we report results of oxygen isotope, mineralogical, and …
Is there a genetic relationship between chondrules and matrix?
Chondritic components such as chondrules and matrix are the key time capsules that can
help us understand the evolution and dynamics of the protoplanetary disk from which the …
help us understand the evolution and dynamics of the protoplanetary disk from which the …
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 …
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 …
of low-temperature aqueously formed secondary minerals and are chemically and …
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 …
The Tarda meteorite: a window into the formation of D-type asteroids
Dynamic models of solar system evolution suggest that D-type asteroids formed beyond
Saturn's orbit and represent invaluable witnesses of the prevailing conditions in the outer …
Saturn's orbit and represent invaluable witnesses of the prevailing conditions in the outer …
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 …