alteration history

Mineralogical evidence for hydrothermal alteration of Bennu samplesOPEN ACCESS

22/08/2025 15:47 · by karmaka · in aqueous alteration, asteroid, carbonaceous chondrite, CI, OSIRIS-REx / 101955 Bennu, parent body, planets/planetesimals

T. J. Zega, T. J. McCoy, S. S. Russell, L. P. Keller, Z. Gainsforth, S. A. Singerling, V. R. Manga, C. Harrison, G. Libourel, B. S. Prince, K. Thomas-Keprta, A. King, M. Portail, V. Guigoz,…

The sub-μm petrography of the observed meteorite fall Winchcombe—A complex array of pristine and altered chondrite componentsOPEN ACCESS

21/08/2025 15:35 · by karmaka · in aqueous alteration, carbonaceous chondrite, chondrite components, CM, matrix, terrestrial weathering, Winchcombe, witnessed fall

Johannes Lier, Christian Vollmer, Linus Risthaus, Demie Kepaptsoglou, Quentin M. Ramasse, Aleksander B. Mosberg, Ashley J. King, Charlotte L. Bays, Paul F. Schofield MAPS, Version of Record online: 21 August 2025 LINK (OPEN ACCESS)PDF (OPEN…

Magnesium phosphates experienced high-temperature transition found on the CI-like carbonaceous chondrite Yamato 980115 by Raman microspectroscopyOPEN ACCESS

31/01/2025 19:50 · by karmaka · in carbonaceous chondrite, CI, thermal metamorphism

Hiroharu Yui, Hayato Tsychiya, Aruto Kashima, Shu-hei Urashima, Kenichi Oguchi, Naoya Imae & Akira Yamaguchi Analytical Sciences, Published: 31 January 2025 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Magnesium phosphate grains, minor accessory minerals found on the…

Collisional and alteration history of the CM parent body

10/08/2018 18:55 · by karmaka · in aqueous alteration, carbonaceous chondrite, CM, parent body

Lionel G. Vacher, Yves Marrocchi, Johan Villeneuve, Maximilien J. Verdier-Paoletti, Matthieu Gounelle Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 10 August 2018 LINK “Boriskino is a little studied CM2 chondrite composed of…