Archive for April 5th, 2023

Evidence for multiple early impacts on the H chondrite parent body from electron backscatter diffraction analysisOPEN ACCESS

05/04/2023 23:27 · by karmaka · in H, ordinary chondrite, shock metamorphism

Secana P. Goudy, Myriam Telus, Brendan Chapman MAPSVersion of Record online: 05 April 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We examined H4 chondrites Beaver Creek, Forest Vale, Quenggouk, Ste. Marguerite, and Sena with the electron…

Hydrogen isotopic evidence for nebular pre-hydration and the limited role of parent-body processes in CM chondrites

05/04/2023 23:21 · by karmaka · in aqueous alteration, carbonaceous chondrite, CM, Kolang, witnessed fall

Yves Marrocchi, Thomas Rigaudier, Maxime Piralla, Laurette Piani Earth and Planetary Science LettersVolume 611, 1 June 2023, 118151 LINK “The conditions and environments in which hydrated phases in unequilibrated meteorites formed remain debated. Among carbonaceous…