Low-temperature aqueous alteration of chondrites

MR Lee, CMOD Alexander, A Bischoff… - Space Science …, 2025 - Springer
Chondritic meteorites (chondrites) contain evidence for the interaction of liquid water with
the interiors of small bodies early in Solar System history. Here we review the processes …

Heterogeneous nature of the carbonaceous chondrite breccia Aguas Zarcas–Cosmochemical characterization and origin of new carbonaceous chondrite lithologies

I Kerraouch, Y Kebukawa, A Bischoff… - … et Cosmochimica Acta, 2022 - Elsevier
Abstract On April 23rd, 2019, the Aguas Zarcas meteorite fall occurred in Costa Rica.
Because the meteorite was quickly recovered, it contains valuable extraterrestrial materials …

Chondrule sizes within the CM carbonaceous chondrites and measurement methodologies

CJ Floyd, S Benito, PE Martin… - … & Planetary Science, 2024 - Wiley Online Library
The sizes of chondrules are a valuable tool for understanding relationships between
meteorite groups and the affinity of ungrouped chondrites, documenting temporal/spatial …

Polycyclic aromatic hydrocarbons in carbonaceous chondrites can be used as tracers of both pre-accretion and secondary processes

M Lecasble, L Remusat, JC Viennet, B Laurent… - … et Cosmochimica Acta, 2022 - Elsevier
Carbonaceous chondrites contain a diverse suite of more or less soluble compounds,
including polycyclic aromatic hydrocarbons (PAHs). These compounds are structured …

A record of post-accretion asteroid surface mixing preserved in the Aguas Zarcas meteorite

X Yang, RD Hanna, AM Davis, AI Neander… - Nature Astronomy, 2022 - nature.com
Particle ejection and redeposition events on the surface of asteroid 101955 Bennu, which
led to transport, mixing and loss of material, have been observed frequently by NASA's …

The water content of CM carbonaceous chondrite falls and finds, and their susceptibility to terrestrial contamination

MR Lee, LJ Hallis, L Daly… - Meteoritics & Planetary …, 2023 - Wiley Online Library
CM carbonaceous chondrites can be used to constrain the abundance and H isotopic
composition of water and OH in C‐complex asteroids. Previous measurements of the …

Abundance and importance of petrological type 1 chondritic material

SS Russell, MD Suttle, AJ King - Meteoritics & Planetary …, 2022 - Wiley Online Library
We review the mineralogy, petrology, and abundance of petrological type 1 extraterrestrial
material. Such material has been completely altered by aqueous processing on its parent …

Nanoscale infrared characterization of dark clasts and fine-grained rims in CM2 chondrites: Aguas Zarcas and Jbilet Winselwan

M Yesiltas, TD Glotch, M Kaya - ACS Earth and Space Chemistry, 2021 - ACS Publications
Carbonaceous chondrites are among the most primitive meteorites that escaped extreme
temperatures and melting in their parent bodies and, as such, offer valuable records of the …

CM carbonaceous chondrite petrofabrics and their implications for understanding the relative chronologies of parent body deformation and aqueous alteration

CJ Floyd, LE Jenkins, PE Martin… - Meteoritics & Planetary …, 2025 - Wiley Online Library
CM chondrites have been subjected to numerous alteration processes including brecciation
and ductile deformation. Here, we present the results of 2D and 3D petrofabric analysis …

Compositional and spectroscopic investigation of three ungrouped carbonaceous chondrites

M Yesiltas, Y Kebukawa, TD Glotch… - … & Planetary Science, 2022 - Wiley Online Library
Ungrouped carbonaceous chondrites are not easily classified into one of the well‐
established groups due to compositional/petrological differences and geochemical …