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,…
Investigating the role of incident ion flux in solar wind space weathering of carbon-rich asteroidal regolith via H+and He+irradiation of the Murchison meteorite
D.L. Laczniak, M.S. Thompson, R. Christoffersen, C.A. Dukes, R.V. Morris, L.P. Keller IcarusIn Press, Journal Pre-proof, Available online 23 November 2023 LINK “We present results from a set of low and high flux 1 keV/amu H+…
Compositional heterogeneity of insoluble organic matter extracted from asteroid Ryugu samples
Eric Quirico, Lydie Bonal, Yoko Kebukawa, Kana Amano, Hikaru Yabuta, Van T. H. Phan, Pierre Beck, Laurent Rémusat, Emmanuel Dartois, Cecile Engrand, Zita Martins, Laure Bejach, Alexandre Dazzi, Ariane Deniset-Besseau, Jean Duprat, Jérémie Mathurin, Gilles…
The water content of CM carbonaceous chondrite falls and finds, and their susceptibility to terrestrial contaminationOPEN ACCESS
Martin R. Lee, Lydia J. Hallis, Luke Daly, Adrian J. Boyce MAPSVersion of Record online: 12 November 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “CM carbonaceous chondrites can be used to constrain the abundance and H…
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…
Cyanide Abundance and Soluble Organic Composition in Highly Aqueously Altered CM Chondrites
Rachel A. Reichow, Patrick K. Schwartz, Karen E. Smith, and Michael P. Callahan ACS Earth Space Chem. 2023Publication Date: October 16, 2023 LINK “Spectroscopic measurements of regolith collected from asteroid Bennu identified magnesium-rich phyllosilicates indicative…
Assessing the Effect of Aqueous Alteration on Soluble Organic Matter in Primitive Carbonaceous Chondrites: The Case of Asuka 12236
Coline Serra, Vassilissa Vinogradoff, Pauline Poinot, Quentin Blancart Remaury, Fabrice Duvernay, Louis Le Sergeant d’Hendecourt, Grégoire Danger, Philippe Claeys, Steven Goderis, and Philippe Schmitt-Kopplin ACS Earth and Space ChemistryPublication Date: September 25, 2023 LINK “Carbonaceous…
A unified intensity of the magnetic field in the protoplanetary disk from the Winchcombe meteoriteOPEN ACCESS
James F. J. Bryson, Claire I. O. Nichols, Conall Mac Niocaill MAPSVersion of Record online: 19 September 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “One key feature of our protoplanetary disk that shaped its transformation into…
Fine-grained chondrule rims in Mighei-like carbonaceous chondrites: Evidence for a nebular origin and modification by impacts and recurrent solar radiation heating
Xeynab Mouti Al-Hashimi, Jemma Davidson, Devin L. Schrader, Emma S. Bullock MAPSVersion of Record online: 12 September 2023 LINK “The Mighei-like carbonaceous (CM) chondrites, the most abundant carbonaceous chondrite group by number, further our understanding…
Testing models for the compositions of chondrites and their components: III. CM chondrites
Andrea Patzer, Emma S. Bullock, Conel M. O’D. Alexander Geochimica et Cosmochimica ActaAvailable online 25 August 2023 LINK “In continuation of our comprehensive study of the carbonaceous chondrites, we here present data for the CM…
The bulk mineralogy, elemental composition, and water content of the Winchcombe CM chondrite fallOPEN ACCESS
H. C. Bates, A. J. King, K. S. Shirley, E. Bonsall, C. Schröder, F. Wombacher, T. Fockenberg, R. J. Curtis, N. E. Bowles MAPSFirst published: 11 July 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “On the…
Development of preparation methods of polished sections of returned samples from asteroid Ryugu by the Hayabusa2 spacecraft
Daisuke Nakashima, Yuri Fujioka, Kanchi Katayama, Tomoyo Morita, Mizuha Kikuiri, Kana Amano, Eiichi Kagawa, Tomoki Nakamura MAPSVersion of Record online: 03 July 2023 LINK “Preparation procedures of polished sections of the Ryugu samples returned by…
The NC-CC dichotomy explained by significant addition of CAI-like dust to the Bulk Molecular Cloud (BMC) composition
Teng Ee Yap, François L.H. Tissot IcarusIn Press, Journal Pre-proof, Available online 30 June 2023 LINK “Nucleosynthetic isotope anomalies of planetary materials provide insight into their genetic ties, informing our understanding of early Solar System…
Mechanical Modification of Chondrule Fine-grained Rims by Dusty Nebular ShocksOPEN ACCESS
Augusto Carballido, Lorin S. Matthews, Romy D. Hanna and Truell W. Hyde The Planetary Science Journal, Volume 4, Number 6 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The mechanical processes that convert an initially fluffy chondrule fine-grained…
Uncovering the chiral bias of meteoritic isovaline through asymmetric photochemistryOPEN ACCESS
Jana Bocková, Nykola C. Jones, Jérémie Topin, Søren V. Hoffmann & Cornelia Meinert Nature Communications, Volume 14, Article number: 3381 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Systematic enrichments of l-amino acids in meteorites is a strong…
The formation and aqueous alteration of CM2 chondrites and their relationship to CO3 chondrites: A fresh isotopic (O, Cd, Cr, Si, Te, Ti, and Zn) perspective from the Winchcombe CM2 fallOPEN ACCESS
R. C. Greenwood, R. Findlay, R. Martins, R. C. J. Steele, K. M. M. Shaw, E. Morton, P. S. Savage, M. E. Murphy, M. Rehkämper, I. A. Franchi, T. Elliott, M. D. Suttle, A. J….
Quantitative evolved gas analysis: Winchcombe in comparison with other CM2 meteoritesOPEN ACCESS
A. В. Verchovsky, F. A. J. Abernethy, M. Anand, S. J. Barber, R. Findlay, I. A. Franchi, R. C. Greenwood, M. M. Grady MAPS, Version of Record online: 15 May 2023 LINK (OPEN ACCESS)PDF (OPEN…
The spatial distribution of soluble organic matter and their relationship to minerals in the asteroid (162173) RyuguOPEN ACCESS
Minako Hashiguchi, Dan Aoki, Kazuhiko Fukushima, Hiroshi Naraoka, Yoshinori Takano, Jason P. Dworkin, Karin E. Dworkin, José C. Aponte, Jamie E. Elsila, John M. Eiler, Yoshihiro Furukawa, Aogu Furusho, Daniel P. Glavin, Heather V. Graham,…
Distributions of CHN compounds in meteorites record organic syntheses in the early solar systemOPEN ACCESS
Yoshihiro Furukawa, Daisuke Saigusa, Kuniyuki Kano, Akira Uruno, Ritsumi Saito, Motoo Ito, Megumi Matsumoto, Junken Aoki, Masayuki Yamamoto & Tomoki Nakamura Scientific Reports, Volume 13, Article number: 6683Published: 24 April 2023 LINK (OPEN ACCESS)PDF (OPEN…
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…
The Winchcombe Fireball — that Lucky SurvivorOPEN ACCESS
Sarah McMullan, Denis Vida, Hadrien A. R. Devillepoix, Jim Rowe, Luke Daly, Ashley J. King, Martin Cupák, Robert M. Howie, Eleanor K. Sansom, Patrick Shober, Martin C. Towner, Seamus Anderson, Luke McFadden, Jana Horák, Andrew…
Recovery and curation of the Winchcombe (CM2) meteoriteOPEN ACCESS
Sara S. Russell, Ashley J. King, Helena C. Bates, Natasha V. Almeida, Richard C. Greenwood, Luke Daly, Katherine H. Joy, Jim Rowe, Tobias Salge, Caroline L. Smith, P. Grindrod, S. Boazman, L. Bond, V. Bond,…
Macromolecular organic matter in samples of the asteroid (162173) Ryugu
Hikaru Yabuta, George D. Cody, Cécile Engrand, Yoko Kebukawa, Bradley De Gregorio, Lydie Bonal, Laurent Remusat, Rhonda Stroud, Eric Quirico, […] and Yuichi Tsuda Science24 Feb 2023Vol 379, Issue 6634 LINK “Structured Abstract INTRODUCTIONOrganic compounds…
Insoluble macromolecular organic matter in the Winchcombe meteoriteOPEN ACCESS
Mark A. Sephton, Queenie H. S. Chan, Jonathan S. Watson, Mark J. Burchell, Vassilia Spathis, Monica M. Grady, Alexander B. Verchovsky, Feargus A. J. Abernethy, Ian A. Franchi MAPSVersion of Record online: 17 February 2023…
Winchcombe: An example of rapid terrestrial alteration of a CM chondriteOPEN ACCESS
Laura E. Jenkins, Martin R. Lee, Luke Daly, Ashley J. King, Cameron J. Floyd, Pierre-Etienne Martin, Natasha V. Almeida, Matthew J. Genge MAPSVersion of Record online: 09 February 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Winchcombe is a CM chondrite that fell in…
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.
High Resolution Micro Raman Spectroscopy on the Winchcombe Carbonaceous Chondrite (CM2)
Hoffmann V. H.* Kaliwoda M. Junge M. Hentschel F. Schmahl W. W. 54th Lunar and Planetary Science Conference 2023abstract [#2308] Within this project, the phase composition of Winchcombe (CM2) samples is investigated by 2D/3D digital microscopy and micro Raman spectroscopy.
Carbonate Mineralogy of the C1 Clasts in Kaidun Meteorite
Ogiya K.* Mikouchi T. Zolensky M. E. 54th Lunar and Planetary Science Conference 2023abstract [#1948] The carbonate analysis shows that some of the C1 clasts in Kaidun meteorite are unique materials not bound by the existing framework of CI…
New Constraints for Supernova Models from Presolar Silicon Carbide X Grains with Very High 26Al/27Al RatiosOPEN ACCESS
Peter Hoppe, Jan Leitner, Marco Pignatari, and Sachiko Amari The Astrophysical Journal Letters, Volume 943, Number 2 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We report C, N, Mg-Al, Si, and S isotope data of six 1–3μm-sized…
Mass-independent Sn isotope fractionation and radiogenic 115Sn in chondrites and terrestrial rocks
Alessandro Bragagni, Frank Wombacher, Maria Kirchenbaur, Ninja Braukmüller, Carsten Münker Geochimica et Cosmochimica ActaAvailable online 20 January 2023 LINK “Tin has ten stable isotopes, providing the opportunity to investigate and discriminate nucleosynthetic isotope anomalies from…
Assessing the spatial variability of the ~3 μm OH/H2O absorption feature in CM2 carbonaceous chondrites
Cody Schultz, Brendan A. Anzures, Ralph E. Milliken, Taki Hiroi, Kevin Robertson MAPSVersion of Record online: 12 January 2023 LINK “H2O and OH are readily detected in hydrated minerals in CM chondrites via reflectance spectroscopy due to their characteristic…
The amino acid and polycyclic aromatic hydrocarbon compositions of the promptly recovered CM2 Winchcombe carbonaceous chondriteOPEN ACCESS
Queenie H. S. Chan, Jonathan S. Watson, Mark A. Sephton, Áine C. O’Brien, Lydia J. Hallis MAPSVersion of Record online: 09 January 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The rapid recovery of the Winchcombe meteorite offers a valuable opportunity…
The fusion crust of the Winchcombe meteorite: A preserved record of atmospheric entry processesOPEN ACCESS
Matthew J. Genge, Luke Alesbrook, Natasha V. Almeida, Helena C. Bates, Phil A. Bland, Mark R. Boyd, Mark J. Burchell, Gareth S. Collins, Luke T. Cornwell, Luke Daly, Hadrien A. R. Devillepoix, Matthias van Ginneken, Ansgar Greshake, Daniel Hallatt, Christopher Hamann, Lutz Hecht, Laura E. Jenkins, Diane Johnson, Rosie Jones, Ashley J. King, Haithem Mansour, Sarah…
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….
Three-dimensional imaging of high-velocity-impact induced crack growth in carbonaceous meteorites
Tatsuhiro Michikami, Akira Tsuchiyama, Axel Hagermann, Akio Takeda, Katsuki Shishido, Yushi Otsuka, Osamu Sasaki, Michihiko Nakamura, Satoshi Okumura, Harumasa Kano, Sunao Hasegawa, IcarusAvailable online 25 November 2022 LINK “The material strength of meteorites provides useful…
Shidian meteorite, a new fall analog of near-Earth asteroid (101955) Bennu
Yan Fan, Shijie Li, Shen Liu, Qingzhu Yin, Guangming Song, Rui Xu, Jiang Zhang, Pengfei Zhang, Chengyu Liu, Rong Wang, Thomas Smith MAPSVersion of Record online: 24 November 2022 LINK “Shidian is a recent meteorite…
Chiroptical activity of gas-phase propylene oxide predicting the handedness of interstellar circular polarization in the presolar nebulaOPEN ACCESS
Adrien D. Garcia, Jérémie Topin, Jana Bocková, Nykola C. Jones, Søren V. Hoffmann, and Cornelia Meinert Science Advances, 18 Nov 2022, Vol 8, Issue 46 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Propylene oxide, the first chiral…
The Winchcombe meteorite, a unique and pristine witness from the outer solar systemOPEN ACCESS
Ashley J. King, Luke Daly, James Rowe, Katherine H. Joy, Richard C. Greenwood, Hadrien A. R. Devillepoix, Martin D. Suttle, Queenie H. S. Chan, Sara S. Russell, Helena C. Bates,James F.J. Bryson, Patricia L. Clay,…
Disk transport rates from Ti isotopic signatures of refractory inclusionsOPEN ACCESS
Jan Render, James F. J. Bryson, Samuel Ebert, Gregory A. Brennecka MAPSVersion of Record online: 10 November 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The early solar system was a dynamic period during which the formation…
Linking remote sensing, in situ and laboratory spectroscopy for a Ryugu analog meteorite sampleOPEN ACCESS
Alessandro Maturilli, Sabrina Schwinger, Enrica Bonato, Jörn Helbert, Mickael Baqué, Maximilian Hamm, Giulia Alemanno and Mario D’Amore Frontiers in Space Technologies, 24 October 2022Sec. Space Robotics LINK (OPEN ACCESS)PDF (DOWNLOAD) “In 2022 JAXA issued an…
Origin of Nitrogen Isotopic Variations in the Rocky Bodies of the Solar SystemOPEN ACCESS
Damanveer S. Grewal The Astrophysical Journal, Volume 937, Number 25 October 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Noncarbonaceous (NC; inner solar system) meteorites have lower 15N/14N ratios than carbonaceous (CC; outer solar system) meteorites. Whether…
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…
The transition from soluble to insoluble organic matter in interstellar ice analogs and meteoritesOPEN ACCESS
G. Danger, A. Ruf, T. Javelle, J. Maillard, V. Vinogradoff, C. Afonso, I. Schmitz-Afonso, L. Remusat, Z. Gabelica, P. Schmitt-Kopplin A&A, Forthcoming articleReceived: 05 June 2022 / Accepted: 01 August 2022 PDF (OPEN ACCESS) “Context….
Deuterium Isotope Fractionation of Polycyclic Aromatic Hydrocarbons in Meteorites as an Indicator of Interstellar/Protosolar Processing HistoryOPEN ACCESS
Heather V. Graham, Jamie E. Elsila, Jason P. Dworkin, Scott A. Sandford and Jose C. Aponte Life 2022, 12(9), 1368 LINK (OPEN ACCESS)PDF (DOWNLOAD) “The stable isotope composition of soluble and insoluble organic compounds in…
A record of post-accretion asteroid surface mixing preserved in the Aguas Zarcas meteorite
Xin Yang, Romy D. Hanna, Andrew M. Davis, April I. Neander & Philipp R. Heck Nature AstronomyPublished: 11 August 2022 LINK “Particle ejection and redeposition events on the surface of asteroid 101955 Bennu, which led…
Characterizing the degree of aqueous alteration in a fresh sample of Mukundpura CM chondrite fall using ATR-FTIR and TGA
A. Dixit, R. P. Tripathi, Sudhanshu Kumar, Mohd. Azaj Ansari, K. Sreenivas MAPSVersion of Record online: 27 July 2022 LINK “Fourier transform infrared (FTIR) measurements on immediately collected Mukundpura show the typical feature for phyllosilicates…
Heterogeneous nature of the carbonaceous chondrite breccia Aguas Zarcas – cosmochemical characterization and origin of new carbonaceous chondrite lithologies
Imene Kerraouch, Yoko Kebukawa, Addi Bischoff, Michael E. Zolensky, Elias Wölfer, Jan L. Hellmann, Motoo Ito, Ashley King, Mario Trieloff, Jean-Alix Barrat, Phillipe Schmitt-Kopplin, Andreas Pack, Markus Patzek, Romy D. Hanna, Thomas Fockenberg, Yves Marrocchi,…
Exploring refractory organics in extraterrestrial particlesOPEN ACCESS
Alexey Potapov, Maria Elisabetta Palumbo, Zelia Dionnet, Andrea Longobardo, Cornelia Jäger, Giuseppe Baratta, Alessandra Rotundi, Thomas Henning accepted for publication in ApJ LINK Update (23 August 2022): The Astrophysical Journal, Volume 935, Number 2Published: 23…
Rudashevskyite in the Winchcombe CM Chondrite: A Sulfide from Either Nebular Condensation or Metasomatic Alteration
Jenkins L. E. Lee M. R. Daly L. King A. J. Einsile J. F. Salge T. MetSoc22 abstract [#6123] LINK “Rudashevskyite, / Related to sphalerite, / How did you get here?”
Phosphorus Speciation in Hydrous Carbonaceous Meteorites: Indications of the Degree of Oxidation During Hydrothermal Processing
MetSoc22 abstract [#6290] LINK “Results suggest P was incorporated into parent bodies as phosphide, and aqueous processing was most effective at oxidizing this to phosphate in Murchison, with a lesser degree of oxidation in Aguas…
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.”
The Sequence of Carbonate Mineralization in the CM Carbonaceous Chondrites Revealed by the Winchcombe Meteorite
Lee M. R. Daly L. Trimby P. W. Piazolo S. MetSoc22 abstract [#6431] LINK “The recent CM fall Winchcombe contains a comprehensive collection of carbonates that track its progressive alteration.”
Curation of the Winchcombe CM Chondrite Fall
Almeida N. V. Bates H. C. King A. J. Smith C. L. Russell S. S. UKFAll Winchcombe Consortium MetSoc22 abstract [#6285] LINK “We describe the circumstances of the recovery and the process of curating the…
The Fall, Recovery, and Initial Analysis of the Winchcombe CM Chondrite
MetSoc22 abstract [#6443] LINK “We summarise the results of a consortium study of the Winchcombe CM chondrite fall.”
Composition and Petrography of Recent Type 1 and 2 Carbonaceous Chondrite Falls
Wombacher F. Kerraouch I. Bischoff A. MetSoc22 abstract [#6219] LINK “We analysed the recent carbonaceous chondrite falls Flensburg C1, Kolang CM1/2, Aguas Zarcas CM2, Winchcombe CM2 and Tarda C2 together with the CM2 chondrites Murchison…
Isotopic Composition, Morphologies, and Functional Chemistry of Organic Matter within the Recent Observed Falls Tarda and Winchcombe
Vollmer C. * Leitner J. Bays C. King A. J. Schofield P. F. Araki T. Mosberg A. B. Kepaptsoglou D. Ramasse Q. M. Hoppe P. MetSoc22 abstract [#6296] LINK “We have investigated organic matter within…
A Coordinated Approach to Investigate the Heterogeneity of Aqueous Alteration at the Micro-Scale in the Winchcombe Meteorite, a CM Fall
Daly L. * Suttle M. D. Lee M. R. Bridges J. Hicks L. Martin P-E. Floyd C. J. Jenkins L. Salge T. King A. J. Almedia N. V. Johnson D. Trimby P. Mansour H. Wadsworth…
Geological History of the Winchcombe Meteorite — A New CM Chondrite Fall
Suttle M. D. * Daly L. Jones R. H. Jenkins L. Van Ginneken M. Mitchell J. T. Bridges J. C. Hicks L. J. Johnson D. Rollinson G. Taylor R. Genge M. J. Schröder C. Bonsall…
Link between Polycyclic Aromatic Hydrocarbon Size and Aqueous Alteration in Carbonaceous Chondrites Revealed by Laser Mass Spectrometry
Katerina Slavicinska, Dumitru, Duca, Dmitrii, Egorov, Tirthankar Mitra, Yvain Carpentier, Cristian Focsa, Christopher J.Bennett, Claire Pirim ACS Earth and Space ChemistryPublication Date (Web): June 2, 2022 LINK “The organic inventories of carbonaceous chondrites (CCs) provide…
3D porosity structure of the earliest solar system materialOPEN ACCESS
Romy D. Hanna, Richard A. Ketcham, David R. Edey & Josh O’Connell Scientific Reports, Volume 12, Article number: 8369Published: 19 May 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Carbonaceous chondrites (CCs) contain the earliest preserved Solar…
A Review of Research on Grove Mountains CM-Type ChondritesOPEN ACCESS
Wenjie Shen, Zhipeng Liang, Tianxiang Zou, Zhijun Yang, Weisheng Hou, Meng Zhou and Jialin Gong Minerals 2022, 12(5), 619 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “CM chondrite is the most important carbonaceous chondrite containing abundant Ca,…
Morphology of Meteorite Surfaces Ablated by High-Power Lasers: Review and ApplicationsOPEN ACCESS
Anna Křivková, Vojtěch Laitl, Elias Chatzitheodoridis, Lukáš Petera, Petr Kubelík, Antonín Knížek, Homa Saeidfirozeh, Barbora Drtinová, Václav Čuba, Dan Páclík, Tomáš Mocek, Jan Brajer, Jan Kaufman, Martin Divoký, Jakub Koukal, Roman Dudžák, Nikola Schmidt, Petr…
Measurement of Thermal Diffusivity Distribution for Murray and Murchison Meteorites Using Lock-in Thermography
International Journal of Thermophysics, Volume 43, Article number: 97Published: 03 May 2022 LINK “It is important to know the thermophysical properties (thermal diffusivity, specific heat, etc.) for meteorites and small samples from asteroids to understand…
Nano-FTIR Investigation of the CM Chondrite Allan Hills 83100OPEN ACCESS
J. M. Young, T. D. Glotch, M. Yesiltas, V. E. Hamilton, L. B. Breitenfeld, H. A. Bechtel, S. N. Gilbert Corder, Z. Yao JGR PlanetsFirst published: 09 April 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Mid-infrared…
Formation of chondrule fine-grained rims from local nebular reservoirs
Gabriel A. Pinto, Yves Marrocchi, Emmanuel Jacquet, Felipe Olivares MAPSVersion of Record online: 31 March 2022 LINK “Chondrules are commonly surrounded by fine-grained rims (FGRs) whose origin remains highly debated; both nebular and parent body…
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:…
Cosmogenic records and noble gases in Mukundpura CM2.0 carbonaceous chondrite
Ramakant R. Mahajan, D. Raychaudhuri, A. Dutta, Anil D. Shukla Planetary and Space ScienceAvailable online 18 March 2022 LINK “Highlights • Cosmic ray exposure history of new carbonaceous chondrite Mukundpura is discussed.• Mukundpura CM2.0 chondrite…
Distinguishing between terrestrial and extraterrestrial organic compounds in the CM2 Aguas Zarcas carbonaceous chondrite: Implications for intrinsic organic matter
Libby D. Tunney, Patrick J. A. Hill, Christopher D. K. Herd, Robert W. Hilts, Miranda C. Holt MAPSVersion of Record online: 15 March 2022 LINK “Soluble organic matter analyses of astromaterials can provide valuable information…
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.”
Noble Gases in the Very Primitive CM Chondrites Asuka 12085 and 12236 — Filling the Gap
Pacnik H. Eckart L. M. Krietsch D. Maden C. Busemann H. * PDF LPSC 2022 abstract [#1987] “Noble gases confirm that A-12085 and 12236 are very primitive CMs; the accreted matrix contains Ar-rich grains that…
LASER Raman Spectroscopy on Aguas Zarcas (CM2) — the 2019 Meteorite Fall from Costa Rica
Hoffmann V. H. Kaliwoda M. Junge M. Schmahl W. W. PDF LPSC 2022 abstract [#2231] “A large slice of Aguas Zarcas (CM2) was analyzed systematically by LASER Raman spectroscopy. The results are compared with Raman…
Detailed Coordinated Analysis of the Mineralogy, Petrography, and Elemental Composition of the Carbonaceous Chondrite Falls Tarda and Kolang
Smith L. R. Haenecour P. Barnes J. J. Dominik K. Neuman M. et al. PDF LPSC 2022 abstract [#2832] “We conducted coordinated in-situ (EPMA) and bulk (q-ICP-MS) analyses to constrain the petrography, mineralogy, and elemental…
Assessing the Oxygen Isotope Heterogeneity in Aguas Zarcas, Mukundpura and Kolang
Findlay R. * Greenwood R. C. Franchi I. A. Anand M. King A. J. et al. PDF LPSC 2022 abstract [#2647] “Warm cosmic hot tub / Wet and dry are now as one / Juxtaposed…
Visualization and identification of single meteoritic organic molecules by atomic force microscopyOPEN ACCESS
Katharina Kaiser, Fabian Schulz, Julien F. Maillard, Felix Hermann, Iago Pozo, Diego Peña, H. James Cleaves II, Aaron S. Burton, Gregoire Danger, Carlos Afonso, Scott Sandford, Leo Gross MAPSVersion of Record online: 01 February 2022…
Polyaromatic Units Set the Albedo of Dark Extraterrestrial MaterialsOPEN ACCESS
Romain Maupin, Zahia Djouadi, Rosario Brunetto, Obadias Mivumbi, Christophe Sandt and Ferenc Borondics The Planetary Science Journal, Volume 3, Number 1, 20 January 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Primitive extraterrestrial materials are generally dark,…
Diverse space weathering effects on asteroid surfaces as inferred via laser irradiation of meteoritesOPEN ACCESS
P. Zhang, K. Tai, Y. Li, J. Zhang, C. Lantz, T. Hiroi, M. Matsuoka, S. Li, Y. Lin, Y. Wen, H. Han and X. Zeng A&A 659, A78 (2022)Received 5 November 2021 / Accepted 30…
A temporal shift of chondrule generation from the inner to outer Solar System inferred from oxygen isotopes and Al-Mg chronology of chondrules from primitive CM and CO chondrites
Kohei Fukuda, Makoto Kimura, Naotaka Tomioka, Guillaume Siron, Takayuki Ushikubo, Noël Chaumard, Andreas T. Hertwig, Noriko T. Kita Geochimica et Cosmochimica ActaAvailable online 31 December 2021 LINK “Deciphering the spatial and temporal evolution of chondrules…
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…
Mineralogy of the 2019 Aguas Zarcas (CM2) carbonaceous chondrite meteorite fallOPEN ACCESS
Laurence A. J. Garvie American MineralogistRevision 1, preprint (peer-reviewed, final accepted version for American Mineralogist, published online: 24 November 2021) PDF (OPEN ACCESS) Update (1 December 2021, American Mineralogist, 106 (12): 1900–1916): LINK “The 2019…
Nanoscale Infrared Characterization of Dark Clasts and Fine-Grained Rims in CM2 Chondrites: Aguas Zarcas and Jbilet Winselwan
Mehmet Yesiltas, Timothy D. Glotch, Melike Kaya ACS Earth and Space ChemistryPublication Date: November 16, 2021 LINK “Carbonaceous chondrites are among the most primitive meteorites that escaped extreme temperatures and melting in their parent bodies…
Abundance and importance of petrological type 1 chondritic materialOPEN ACCESS
Sara S. Russell, M. D. Suttle, A. J. King Meteoritics & Planetary ScienceVersion of Record online: 07 November 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We review the mineralogy, petrology, and abundance of petrological type 1…
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…
New Multielement Isotopic Compositions of Presolar SiC Grains: Implications for Their Stellar Origins
Nan Liu, Jens Barosch, Larry R. Nittler, Conel M. O’D. Alexander, Jianhua Wang, Sergio Cristallo, Maurizio Busso, and Sara Palmerini The Astrophysical Journal Letters, Volume 920, Number 1 LINK “We report NanoSIMS Si and Mg–Al…
Space Weathering of the 3-micron Phyllosilicate Feature induced by Pulsed Laser IrradiationOPEN ACCESS
B.S Prince, M.J. Loeffler Icarus, available online 11 October 2021 PDF (OPEN ACCESS) LINK “Highlights • The effects of laser irradiation on CI and CM simulant samples have been studied using in situ spectroscopy of…
Sulfur abundances and isotopic compositions in bulk carbonaceous chondrites and insoluble organic material: Clues to elemental and isotopic fractionations of volatile chalcophiles
Conel M.O’D. Alexander, Jonathan G. Wynn, Roxane Bowden Meteoritics & Planetary ScienceVersion of Record online: 26 September 2021 LINK “The bulk S elemental abundances and δ34S values for 83 carbonaceous chondrites (mostly CMs and CRs)…
Thermal history of matrix forsterite grains from Murchison based on high-resolution tomographyOPEN ACCESS
Giulia Perotti, Henning O. Sørensen, Henning Haack, Anja C. Andersen, Dario Ferreira Sanchez, Elishevah M. M. E. van Kooten, Esther H. R. Tsai, Kim N. Dalby, Mirko Holler, Daniel Grolimund, Tue Hassenkam accepted for publication…
Spectral and mineralogical alteration process of naturally-heated CM and CY chondrites
M. Matsuoka, T.Nakamura, N. Miyajima, T.Hiroi, N. Imae, A.Yamaguchi Geochimica et Cosmochimica ActaAvailable online 6 September 2021 LINK “Spectral and mineralogical analyses were performed using nine naturally hydrated and dehydrated carbonaceous chondrite samples which were…
Heterogeneity within refractory organic matter from CM2 Carbonaceous Chondrites: Evidence from Raman spectroscopy
Christian Potiszil, Wren Montgomery, Mark A. Sephton Earth and Planetary Science LettersVolume 574, 15 November 2021, 117149 LINK “Highlights • The refractory organic matter Raman response is indistinct from bulk meteorite.• Meteorite refractory organic matter…
Trace Elemental Behavior in the Solar Nebula: Synchrotron X-ray Fluorescence Analyses of CM and CR Chondritic Iron Sulfides and Associated MetalOPEN ACCESS
S.A. Singerling, S.R. Sutton, A. Lanzirotti, M. Newville, A.J. Brearley Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 24 July 2021 LINK PDF (OPEN ACCESS) “We have performed a coordinated focused ion beam (FIB)-scanning…
Northwest Africa (NWA) 12563 and ungrouped C2 chondrites: Alteration styles and relationships to asteroidsOPEN ACCESS
P.-M. Zanetta, B. Zanda, C.Le Guillou, J. Gattacceca, C. Sognzoni, S. Pont, L. Piani, T. Rigaudier, H. Leroux, R. Brunetto, R. Maupin, Z. Djouadi, S. Bernard, D. Deldicque, V. Malarewicz, Z. Dionnet, A. Aléon-Toppani, A….
Microscale H, C, and N Isotopic Distributions in Three Pristine CM Chondrites
Nittler L. R., Alexander C. M. O’D., Verdier-Paoletti M. J. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6063) PDF In 3 CM rocks / H, C, and N isotopes / Huge diversity.
The Conspicuous Compound Chondrule-CAI Conundrum: A Case Study Within the Brecciated CM2.2 Lithology of the Carbonaceous Breccia Aguas Zarcas
Martin P. M. C., Lee M. R. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6190) PDF Discovery of a new Compound Chondrule-CAI (CCCAI) within the brecciated CM2.2 lithology of the carbonaceous breccia…
The Non-Complementary Compositions of Chondrules and Matrices in CO, CM and CR Chondrites
Patzer A., Bullock E. S., Alexander C. M. O’D. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6025) PDF Our results are inconsistent with chondrule-matrix complementarity but in line with the four-component model…
A Xenolith from an Early Formed Parent Body in the CM Carbonaceous Chondrite LaPaz Icefield 02239
Lee M. R., Martin P. M. C., Floyd C. J., Jenkins L. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6176) PDF Why do so few xenoliths in CM carbonaceous chondrites have a…
Geochemical Characterization of Mukundpura Carbonaceous Chondrite (CM2): Insights into Planetary Processes
Dutta A., Raychaudhuri D., Mishra M., Ram R., Bhattacharya A. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6106) PDF Partitioning of different trace elements and REEs among the various silicate phases, in…
Silicate Minerals in CM Carbonaceous Chondrites Murchison and Aguas Zarcas
Bose M., Hahn T. M. Jr., Jin Z. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6078) PDF Silicate minerals in Aguas Zarcas has elevated hydrogen isotopic ratios compared to Murchison. Isolated olivines…
FTIR Spectroscopy and X-CT Characterization of the New CM Aguas Zarcas
Dionnet Z., Aléon-Toppani A., Rubino S., Suttle M. D., Lantz C., Grieco F., Baklouti D., Djouadi Z., Rotundi A., Scheel M., Borondics F., Heripre E., Avdellidou C., Brunetto R. 84th Annual Meeting of The Meteoritical…
PAH Content of CM Chondrites: Influence of Aqueous Alteration on the Parent Body?
Lecasble M., Remusat L., Viennet J.-C., Laurent B., Bernard S. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6205) PDF We extracted PAHs from Mukundpura, Aguas Zarcas, Kolang and Tarda. PAH concentration and…
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).
Identification of Clasts in CM Chondrite Fall Kolang with S and Ca
Jenkins L. E., Lee M., Daly L., King A. J., Chung P. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6161) PDF Clasts experienced / Alteration with fluids / Of varied makeups.
Post-Brecciation Chondrule Flattening and Petrofabric Formation in CM Chondrite Kolang
Jenkins L. E., Lee M., Daly L., King A. J., Chung P. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6165) PDF Petrofabrics and / Flattened chondrules shared among / The clasts of…
Alteration of Carbonate in the Aguas Zarcas and Tarda Carbonaceous Chondrites
Hicks L. J., Bridges J. C. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6157) PDF In this study of Aguas Zarcas and Tarda carbonaceous chondrites, we aim to constrain the history of…
Experimental Alteration of Insoluble Organic Matter of the Paris Meteorite
Laurent B., Holin M., Beyssac O., Brunetto R., Brunelle A., Bouvier C., Remusat L. * 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6202) PDF The Paris IOM was subjected to aqueous alteration…
A Possible Record of an Active Asteroid: Discovery of a Compact Lithology in the Aguas Zarcas CM Chondrite
Yang X., Hanna R. D., Davis A. M., Neander A. I., Heck P. R. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6075) PDF We found a previously unreported lithology of compact fragments…
The pre-atmospheric hydrogen inventory of CM carbonaceous chondritesOPEN ACCESS
Martin R. Lee, Benjamin E. Cohen, Adrian J. Boyce, Lydia J. Hallis, Luke Daly Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 19 June 2021 LINK (OPEN ACCESS) “Highlights • Up to half of…
Progressive aqueous alteration and iron oxidation record in the matrix of Mukundpura CM2 chondrite, a new fall
D. Ray, S. Baliyan, C. Nayak Advances in Space ResearchAvailable online 12 June 2021 LINK “Highlights • Mukundpura- a matrix-rich CM2, fresh fall.• Matrix shows evidences of progressive alteration.• Iron speciation record is consistent with…
Extraterrestrial hydroxy amino acids in CM and CR carbonaceous chondrites
Toshiki Koga, Eric T. Parker, Hannah L. McLain, José C. Aponte, Jamie E. Elsila, Jason P. Dworkin, Daniel P. Glavin, Hiroshi Naraoka Meteoritics & Planetary ScienceVersion of Record online: 11 June 2021 LINK “The abundances,…
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…
Discovery of primitive CO2-bearing fluid in an aqueously altered carbonaceous chondriteOPEN ACCESS
Akira Tsuchiyama, Akira Miyake, Satoshi Okuzumi, Akira Kitayama, Jun Kawano, Kentaro Uesugi, Akihisa Takeuchi, Tsukasa Nakano, Michael Zolensky Science Advances, 21 Apr 2021:Vol. 7, no. 17, eabg9707DOI: 10.1126/sciadv.abg9707 LINK (OPEN ACCESS)PDF (OPEN ACCESS) Supplementary Materials…
Origins of colors variability among C-cluster main-belt asteroidsOPEN ACCESS
Pierre Beck, Olivier Poch IcarusAvailable online: 21 April 2021 LINK Update (6 May 2021): PDF (OPEN ACCESS) “Highlights • A C-type cluster is identified by an SDSS colors & albedo cluster analysis.• The C-cluster matches…
Characterizing the spectral, microstructural, and chemical effects of solar wind irradiation on the Murchison carbonaceous chondrite through coordinated analyses
D.L. Laczniak, M.S. Thompson, R. Christoffersen, C.A. Dukes, S.J. Clemett, R.V. Morris, L.P. Keller IcarusIn Press, Journal Pre-proof, Available online 17 April 2021 LINK “Highlights • Solar wind irradiation of carbon-rich asteroids simulated using 1 keV/amu…
In search of Bennu analogs: Hapke modeling of meteorite mixturesOPEN ACCESS
F. Merlin, J. D. P. Deshapriya, S. Fornasier, M. A. Barucci, A. Praet, P. H. Hasselmann, B. E. Clark, V. E. Hamilton, A. A. Simon, D. C. Reuter, X.-D. Zou, J.-Y. Li, D. L. Schrader,…
Composition of terrestrial exoplanet atmospheres from meteorite outgassing experimentsOPEN ACCESS
Maggie A. Thompson, Myriam Telus, Laura Schaefer, Jonathan J. Fortney, Toyanath Joshi & David Lederman Nature Astronomy , 1–11 LINK PDF (OPEN ACCESS) “Terrestrial exoplanets likely form initial atmospheres through outgassing during and after accretion,…
Apatite halogen and hydrogen isotope constraints on the conditions of hydrothermal alteration in carbonaceous chondrites
Maxime Piralla, Romain Tartèse, Yves Marrocchi, Katherine H. Joy Meteoritics & Planetary ScienceVersion of Record online: 26 March 2021 LINK “Apatite has been widely used for assessing the volatile inventory and hydrothermal fluid compositions of…
Hydrogen abundance estimation and distribution on (101955) Bennu
A. Praet, M.A. Barucci, B.E. Clark, H.H. Kaplan, A.A. Simon, V.E. Hamilton, J.P. Emery, E.S. Howell, L.F. Lim, X.-D. Zouh, J.-Y. Li, D.C. Reuter, F. Merlin, J.D.P. Deshapriya, S. Fornasier, P.H. Hasselmann, G. Poggiali, S….
WINCHCOMBE meteorite fall (CM2, ~601.9 grams, 9 masses) in Winchcombe, Woodmancote and Bishop’s Cleeve, Tewkesbury Borough, Gloucesteshire, UK on 28 February 2021 at 21.54:15.88 – 21.54.24.12 UT
Last update: 28 February 2023 A CM2 chondrite fell on the Wilcock family’s driveway in Winchcombe at location 51°57’04.4″N 1°58’32.5″W, Tewkesbury Borough, Gloucestershire, UK on 28 February 2021 at 21.54:15.88 – 21.54.24.12 UT. The Wilcock…
Chromium isotopic insights into the origin of chondrite parent bodies and the early terrestrial volatile depletion
Ke Zhu 朱柯, Frédéric Moynier, Martin Schiller, Conel M. O’D. Alexander, Jemma Davidson, Devin L. Schrader, Elishevah van Kooten, Martin Bizzarro Geochimica et Cosmochimica ActaAvailable online 27 February 2021 LINK “Chondrites are meteorites from undifferentiated…
Oxygen isotope systematics of chondrules in the Paris CM2 chondrite: indication for a single large formation region across snow line
Noël Chaumard, Céline Defouilloy, Andreas T. Hertwig, Noriko T. Kita Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 18 February 2021 LINK “In-situ oxygen three-isotope analyses of chondrules and isolated olivine grains in the…
Polyaromatic hydrocarbons in the Mukundpura (CM2) Chondrite
M.S. Kalpana, E.V.S.S.K. Babu, Devleena Mani, R.P. Tripathi, N. Bhandari Planetary and Space ScienceIn Press, Journal Pre-proof, Available online 12 February 2021 LINK “Highlights • The first report of soluble PAHs of Mukundpura (MK) CM2.0…
Comparison of the Murchison CM2 and Allende CV3 chondrites
Kim V. Fendrich, Denton, S. Ebel Meteoritics & Planetary ScienceVersion of Record online:09 February 2021 LINK “The size, distribution, abundance, and physical and chemical characteristics of chondritic inclusions are key features that define the chondrite…
Constraints on the Ice Composition of Carbonaceous Chondrites
Sridhar N., Bryson J. F. J., King A. J., Harrison R. J. 52nd Lunar and Planetary Science Conference (2021), Abstract #1095 PDF “Compared to the CO and CM chondrites, magnetic measurements indicate that the CI…
Micro-FTIR Imaging and Spectroscopy of Experimentally Space Weathered CM2 Chondrite Murchison
T. D. Glotch, Thompson M. S., Dukes C. A., Loeffler M. J. 52nd Lunar and Planetary Science Conference (2021), Abstract #2004 PDF “Space weathered chondrite: / Micro-infrared data / Show lots of changes.”
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…
Evidence Against Chondrule-Matrix Complementarity as Seen in CO, CM, and CR Chondrites
A. Patzer, Bullock E. S., Alexander C. M. O’D. 52nd Lunar and Planetary Science Conference (2021), Abstract #1866 PDF “We have investigated 12 CO, CM, and CR chondrites to test models for the compositions and…
Tender Energy X-Ray Microspectroscopy Reveals Microscale Heterogeneity of P and S Chemistry in CM2 Chondrite
P. A. Northrup, Wirick S., Flynn G. J. 52nd Lunar and Planetary Science Conference (2021), Abstract #2480 PDF “Tender energy X-ray absorption microspectroscopy at the TES beamline was used to directly measure microscale chemical speciation…
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…
Fine-Grained Equant Troilite in the CM Chondrite Shidian: Potential Evidence for Low Temperature Post-Hydration Heating
L. E. Jenkins, Lee M. R., Daly L., Li S. 52nd Lunar and Planetary Science Conference (2021), Abstract #1204 PDF “Shidian, CM fall / Low temperature heating / Seen in troilite grains.”
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…
Understanding Space Weathering of Carbonaceous Asteroids Through H+ and He+ Ion Irradiation of the Murchison Meteorite
D. L. Laczniak, Thompson M. S., Christoffersen R., Dukes C. A., Clemett S. J.et al. 52nd Lunar and Planetary Science Conference (2021), Abstract #2361 PDF “Solar wind in the asteroid belt / Helium, hydrogen ions,…
Hydrogen Content in Chondrules of CM Chondrites: Influence of Aqueous Alteration or Preaccretional Heritage?
S. Azevedo-Vannson, Remusat L., Piani L., Pont S., Roskosz M. 52nd Lunar and Planetary Science Conference (2021), Abstract #1867 PDF “Ion probe reveals high H content in NAMs of chondrules in Paris and Aguas Zarcas…
Extra-Terrestrial Carbon and Water Molecule in Mukundpura Carbonaceous Chondrite (CM2)
A. Dutta, Raychaudhuri D., Nevin C. G., Bhattacharya A. 52nd Lunar and Planetary Science Conference (2021), Abstract #1869 PDF “In the present study, LRS and FTIR spectroscopy has been carried out to determine qualitative and…
Hibonite and Its Associated Ultrarefractory Phases from the Paris CM Chondrite
Han J., Keller L. P. 52nd Lunar and Planetary Science Conference (2021), Abstract #2587 PDF “TEM studies of hibonite and its inclusions of Zr-bearing perovskite, lakargiite, tazheranite, and Os-Ir-W-Mo alloy to determine their microstructure, chemistry,…
The Bulk Mineralogy and Water Contents of the Carbonaceous Chondrite Falls Kolang and Tarda
The Bulk Mineralogy and Water Contents of the Carbonaceous Chondrite Falls Kolang and Tarda King A. J., Bates H. C., Schofield P. F., Russell S. S. 52nd Lunar and Planetary Science Conference (2021), Abstract #1909…
The Kolang (CM 1/2) and Tarda (C2 ungrouped) Meteorite Falls from 2020: First Systematic Mineralogical Investigations by LASER Raman Spectroscopy and SEM/EDX
The Kolang (CM 1/2) and Tarda (C2 ungrouped) Meteorite Falls from 2020: First Systematic Mineralogical Investigations by LASER Raman Spectroscopy and SEM/EDX Hoffmann V. H., Kaliwoda M., Schmahl W., Wimmer K., Schmitt-Kopplin P. 52nd Lunar…
