Recurrent planetesimal formation in an outer part of the early solar systemOPEN ACCESS
Wladimir Neumann, Ning Ma, Audrey Bouvier & Mario Trieloff Scientific Reports, Volume 14, article number 14017, Published: 01 July 2024 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The formation of planets in our solar system encompassed various…
High-resolution cathodoluminescence of calcites from the Cold Bokkeveld chondrite: New insights on carbonatation processes in CM parent bodiesOPEN ACCESS
Vincent Guigoz, Anthony Seret, Marc Portail, Ludovic Ferrière, Guy Libourel, Harold C. Connolly Jr, Dante S. Lauretta MAPS, Version of Record online: 11 June 2024 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Carbonates, as secondary minerals found…
Different arrival times of CM and CI-like bodies from the outer Solar System to the asteroid beltOPEN ACCESS
Sarah Anderson, Pierre Vernazza, Miroslav Brož Nature PREPRINT under review, Version 1, posted 28 May, 2024 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Understanding the provenance of CI and CM chondrites, the most primitive materials in our…
The Aguas Zarcas carbonaceous chondrite meteorite: Brecciation and aqueous alteration on the parent body
I. Kouvatsis, J. A. Cartwright, W. E. Hames MAPS, Version of Record online: 29 May 2024 LINK “CM chondrites are samples from primitive water-rich asteroids that formed early in the solar system; many record evidence…
Large Carbonaceous Chondrite Parent Bodies Favored by Abundance–Volatility Modeling: A Possible Chemical Signature of Pebble AccretionOPEN ACCESS
Jeremy W. Boyce, Francis M. McCubbin, Nicole Lunning and Tyler Anderson The Planetary Science Journal, Volume 5, Number 2 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Primitive meteorite groups such as the Vigarano, Mighei, and Karoonda carbonaceous…
Clumped isotope and Δ17O measurements of carbonates in CM carbonaceous chondrites: new insights into parent body thermal and fluid evolutionOPEN ACCESS
Matthieu Clog, Paula Lindgren, Sevasti Modestou, Alex McDonald, Andrew Tait, Terry Donnelly, Darren Mark, Martin Lee Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 28 January 2024 LINK (OPEN ACCESS) “The CM carbonaceous chondrites…
The nature of insoluble organic matter in Sutter’s Mill and Murchison carbonaceous chondrites: Testing the effect of x-ray computed tomography and exploring parent body organic molecular evolution
George D. Cody, Conel M. O’D. Alexander, Dionysis I. Foustoukos, Henner Busemann, Scott Eckley, Aaron S. Burton, Eve L. Berger, Michael Nuevo, Scott A. Sandford, Daniel P. Glavin, Jason P. Dworkin, Harold C. Connolly Jr,…
Abundant extraterrestrial purine nucleobases in the Murchison meteorite: Implications for a unified mechanism for purine synthesis in carbonaceous chondrite parent bodies
Toshiki Koga, Yoshinori Takano, Yasuhiro Oba, Hiroshi Naraoka, Naohiko Ohkouchi Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 18 October 2023 LINK “Extraterrestrial nucleobases are of key interest owing to their implications for the…
Extended time scales of carbonaceous chondrite aqueous alteration evidenced by a xenolith in LaPaz Icefield 02239 (CM2)OPEN ACCESS
Martin R. Lee, Cameron Floyd, Pierre-Etienne Martin, Xuchao Zhao, Ian A. Franchi, Laura Jenkins, Sammy Griffin MAPSVersion of Record online: 10 April 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “LaPaz Icefield (LAP) 02239 is a mildly…
Hydrogen isotopic evidence for nebular pre-hydration and the limited role of parent-body processes in CM chondrites
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…
Unravelling the Aqueous Alteration History of CM Chondrites by Kinetic Modelling
Haller R. L. H.* Lee M. R. L. 54th Lunar and Planetary Science Conference 2023 abstract [#1488] A PHREEQC model was built to investigate the evolution of mineralogy and petrologic type during aqueous alteration of a CM3 precursor.
The Winchcombe meteorite—A regolith breccia from a rubble pile CM chondrite asteroidOPEN ACCESS
M. D. Suttle, L. Daly, R. H. Jones, L. Jenkins, M. Van Ginneken, J. T. Mitchell, J. C. Bridges, L. J. Hicks, D. Johnson, G. Rollinson, R. Taylor, M. J. Genge, C. Schröder, P. Trimby, H. Mansour, S. Piazolo, E. Bonsall, T. Salge, R. Heard, R. Findlay, A. J. King, H. C. Bates, M. R. Lee, N. R….
Evidence for impact shock and regolith transportation on CM, CI, and CV chondrite parent asteroids
Michael Zolensky, Takashi Mikouchi, Kenji Hagiya, Kazumasa Ohsumi, Mutsumi Komatsu, Andrew Cheng, Loan Le MAPSVersion of Record online: 22 September 2022 LINK “We explore impact shock processing of the regolith of parent asteroids of carbonaceous…
Deciphering the Parent Bodies of Heated CMs
Prestgard T. J. Beck P. Bonal L. MetSoc22 abstract [#6187] LINK “Some Stage-II and III heated CM chondrites, and Elephant Moraine (EET) 83355, have spectra similar to C, Cg and/or X-type asteroids. A subset of…
The Aguas Zarcas Carbonaceous Chondrite Meteorite: A Study of Chondrules, Fine-Grained Rims, and Indications for a Heterogeneous Parent Body
Kouvatsis I. Cartwright J. A. Hames W. E. MetSoc22 abstract [#6308] LINK “We study the formation and evolution of fine-grained rims (FGRs) in the carbonaceous chondrite Aguas Zarcas.”
Synthesis of Amino Acids from Aldehydes and Ammonia: Implications for Organic Reactions in Carbonaceous Chondrite Parent BodiesOPEN ACCESS
Toshiki Koga and Hiroshi Naraoka ACS Earth and Space ChemistryPublication Date: April 22, 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The Strecker cyanohydrin synthesis is a known mechanism for the formation of amino acids from aldehydes,…
Multiscale correlated analysis of the Aguas Zarcas CM chondriteOPEN ACCESS
Zélia Dionnet, Alice Aléon-Toppani, Rosario Brunetto, Stefano Rubino, Martin D. Suttle, Cateline Lantz, Chrysa Avdellidou, Donia Baklouti, Ferenc Borondics, Zahia Djouadi, Francesco Greco, Eva Héripré, Tomoki Nakamura, Alessandra Rotundi, Mario Scheel MAPSVersion of Record online:…
Brecciation on the Aguas Zarcas Parent Body Revealed Using Clast Petrofabrics
Floyd C. J. * Macente A. Daly L. Hanna R. D. Lee M. R. PDF LPSC 2022 abstract [#1470] “Chondrules in chondrites / What secrets are they hiding / Fabrics reveal all.”
Alteration conditions on the CM and CV parent bodies – insights from hydrothermal experiments with the CO chondrite Kainsaz
M.D. Suttle, A.J. King, N.K. Ramkissoon, E. Bonato, I.A. Franchi, J. Malley, P.F. Schofield, J. Najorka, T. Salge, S.S. Russell Geochimica et Cosmochimica Acta LINK “This study simulates the hydrothermal conditions that existed on carbonaceous…
Constraints on the ice composition of carbonaceous chondrites from their magnetic mineralogy
Sanjana Sridhar, James F.J. Bryson, Ashley J. King, Richard J. Harrison Earth and Planetary Science LettersVolume 576, 15 December 2021, 117243 LINK “Highlights • Aqueous alteration was a key event during the history of carbonaceous…
Phyllosilicate Rich Rims in Mukundpura Meteorite: Implications for Parent Body Aqueous Alteration
Baliyan S., Ray D. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6247) PDF This study focuses on the origin and alteration of fine-grained rims in Mukundpura meteorite (CM2).
Carbonate assemblages in Cold Bokkeveld CM chondrite reveal complex parent body evolutionOPEN ACCESS
Stefan Farsang, Ian A. Franchi, Xuchao Zhao, Timothy D. Raub, Simon A.T. Redfern, Monica M. Grady Meteoritics & Planetary ScienceVersion of Record online: 01 May 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The paragenesis of carbonates…
The relationship between CM and CO chondrites: Insights from combined analyses of titanium, chromium, and oxygen isotopes in CM, CO, and ungrouped chondritesOPEN ACCESS
Zachary A. Torrano, Devin L. Schrader, Jemma Davidson, Richard C. Greenwood, Daniel R.Dunlap, Meenakshi Wadhwa Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 10 March 2021 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “A close…
Short Cosmic-Ray Exposure Ages of CI and CM Chondrites May Reflect Disintegration of Volatile-Rich Asteroids at Perihelion
E. R. D. Scott, Herzog G. F. 52nd Lunar and Planetary Science Conference (2021), Abstract #1833 PDF “Dark, volatile-rich asteroids seem to disintegrate near the Sun. This may explain why CM and CI chondrites have…
Do Water-Rich Carbonaceous Chondrites and the NEA Ryugu Share a Common Parent Body?
W. Neumann, Grott M., Trieloff M. 52nd Lunar and Planetary Science Conference (2021), Abstract #1852 PDF “Properties of CI and CM parent bodies are investigated by fitting the carbonate formation temperature and age data with…
Evidence for Extraterrestrial L-Amino Acid Excesses in the CM2 Aguas Zarcas and Murchison Meteorites: Predictions for Ryugu and Bennu
Glavin D. P., Elsila J. E., McLain H. L., Aponte J. C., Parker E. T. et al. 52nd Lunar and Planetary Science Conference (2021), Abstract #1086 PDF “We report the detection of extraterrestrial L-amino acids…
The aqueous alteration of CM chondrites, a review
M.D. Suttle, A.J. King, P.F. Schofield, H.Bates, S.S. Russell Geochimica et Cosmochimica ActaAvailable online 2 February 2021 LINK “The CM chondrites are samples of primitive water-rich asteroids formed during the early solar system. They record…
Presolar stardust in highly pristine CM chondrites Asuka 12169 and Asuka 12236OPEN ACCESS
Larry R. Nittler, Conel M. O’D. Alexander, Andrea Patzer, Maximilien J. Verdier‐Paoletti Meteoritics & Planetary ScienceVersion of Record online: 18 January 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We report a NanoSIMS search for presolar grains…
Arrival and magnetization of carbonaceous chondrites in the asteroid belt before 4562 million years agoOPEN ACCESS
Timothy O’Brien, John A. Tarduno, Atma Anand, Aleksey V. Smirnov, Eric G. Blackman, Jonathan Carroll-Nellenback & Alexander N. Krot Communications Earth & Environment, Volume 1, Article number: 54 (2020) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Meteorite…
The nature of the CM parent asteroid regolith based on cosmic ray exposure ages
Michael E. Zolensky, Atsushi Takenouchi, Takashi Mikouchi, Timothy Gregory, Kunihiko Nishiizumi, Marc W. Caffee, Michael A. Velbel, Daniel K. Ross, Andrew Zolensky, Loan Le, Naoya Imae, Akira Yamaguchi Meteoritics & Planetary ScienceVersion of Record online:30…
Two Recent CM Falls: New Evidence for a Lithologically and Isotopically Heterogeneous CM Parent Body
R. Findlay, R. C. Greenwood, A. J. King, M. Anand, I. A. Franchi 51st Lunar and Planetary Science Conference (2020), Abstract #2880 PDF (OPEN ACCESS) “The CM carbonaceous chondrites (CCs) are a diverse group of…
Oxygen Isotope Variation of CM and Related Chondrites: Multiple Parent Bodies or a Single Heterogeneous Source?
Franchi I. A., Greenwood R. C., Howard K. T., King A. J., Lee M. R., Anand M., Findlay R. 82nd Annual Meeting of The Meteoritical Society 2019 PDF abstract “CMs are the largest group of…
Why is the Degree of Aqueous Alteration Variable?
K. T. Howard and B. Zanda 82nd Annual Meeting of The Meteoritical Society 2019 PDF abstract “Minerals containing water form inside of asteroids during aqueous alteration. We have quantified the range in degrees of aqueous…
Calcite and dolomite formation in the CM parent body: Insight from in situ C and O isotope analysesOPEN ACCESS
M. Telus, C. M. O’D. Alexander, E. H. Hauri, J. Wang Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 17 June 2019 LINK (OPEN ACCESS) “To constrain the conditions of aqueous alteration in…
Monitoring the Thermal Evolution of the CM Parent Body(ies) with In Situ Oxygen Isotope Analyses
L. G. Vacher, M. Piralla, L. Piani, Y. Marrocchi 50th Lunar and Planetary Science Conference (2019), Abstract #1862 PDF abstract
Discovery of a Possible CM2 Carbonaceous Chondrite Parent Body in the Near-Earth Asteroid Population
M. R. M. Izawa, V. Reddy, L. Le Corre, A. McGraw, J. A. Sanchez, E. A. Cloutis, K. Yamashita, D. M. Applin, A. P. Jephcoat, B. J. Hall 50th Lunar and Planetary Science Conference (2019),…
Collisional and alteration history of the 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…
Isotope record of mineralogical changes in a spectrum of aqueously altered CM chondrites
Elishevah M.M.E. van Kooten, Larissa L. Cavalcante, Kazuhide Nagashima, Takeshi Kasama, Zoltan I. Balogh, Zan Peeters, Silver Sung-Yun Hsiao, Hsien Shang, Der-Chuen Lee, Typhoon Lee, Alexander N. Krot, Martin Bizzarro Geochimica et Cosmochimica Acta Available…
CM and CO chondrites: A common parent body or asteroidal neighbors? Insights from chondrule silicates
Devin L. Schrader, Jemma Davidson Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 29 July 2017 LINK “By investigating the petrology and chemical composition of type II (FeO-rich) chondrules in the Mighei-like carbonaceous…
Fluid evolution in CM carbonaceous chondrites tracked through the oxygen isotopic compositions of carbonatesOPEN ACCESS
P. Lindgren, M.R. Lee, N.A. Starkey, I.A. Franchi Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 9 February 2017 dx.doi.org/10.1016/j.gca.2017.01.048 LINK (OPEN ACCESS) “The oxygen isotopic compositions of calcite grains in four CM…
