From Meteorite to Life’s Building Blocks: A possible Electrochemical Pathway to Amino Acids and Peptide BondsOPEN ACCESS
Lucas Fernandez, Farzaneh Yari, Günter Hesser, Wolfgang Schöfberger Chemistry – A European JournalFirst published: 20 August 2024 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “This study explores the electrochemical properties of the carbonaceous Allende CV3 meteorite, focusing…
Source regions of carbonaceous meteorites and NEOsOPEN ACCESS
M. Brož, P. Vernazza, M. Marsset, R.P. Binzel, F. DeMeo, M. Birlan, Ch. Avdellidou, F. Colas, S. Anghel, S. Bouley, C. Blanpain, J. Gattacceca, S. Jeanne, L. Jorda, J. Lecubin, A. Malgoyre, A. Steinhausser, J….
Abundance, sizes, and major element compositions of components in CR and LL chondrites: formation from single reservoirsOPEN ACCESS
Denton S. Ebel, Marina E. Gemma, Samuel P. Alpert, Jasmine Bayron, Ana H. Lobo, Michael K. Weisberg MAPS, Version of Record online: 11 June 2024 LINK PDF (OPEN ACCESS) “Abundances, apparent sizes, and individual chemical…
Condensation of refractory minerals on igneous compact type A Ca-Al-rich inclusion from Northwest Africa 7865 CV chondriteOPEN ACCESS
Akimasa Suzumura, Noriyuki Kawasaki, Hisayoshi Yurimoto, Shoichi Itoh MAPS, Version of Record online: 03 June 2024 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “A melilite-rich, compact type A Ca-Al-rich inclusion (CAI), KU-N-02, from the reduced CV3 chondrite…
Ultra-refractory metal assemblages in calcium-aluminum-rich inclusions: Probes of the inner solar protoplanetary disk
Tarunika Ramprasad, Venkateswara Rao Manga, Laura B. Seifert, Prajkta Mane, Thomas J. Zega Geochimica et Cosmochimica ActaAvailable online 25 April 2024 LINK “Calcium-aluminum-rich inclusions (CAIs) are the first formed solids in our solar system. Information…
The influence of chondrules on sub-mm fragment shape distributions in Allende impact experiments
Tatsuhiro Michikami, Axel Hagermann, Akira Tsuchiyama, Yushi Otsuka, Michihiko Nakamura, Satoshi Okumura, Harumasa Kano, Junya Matsuno, Sunao Hasegawa IcarusIn Press, Journal Pre-proof, Available online 2 April 2024 LINK “Highlights • We investigated the shapes of…
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…
Analytical method for stable background reduction for Raman spectra of carbon-containing meteorite and terrestrial samples suffering from intense fluorescenceOPEN ACCESS
Aruto Kashima, Shu-hei Urashima, Hiroharu Yui MAPS, Version of Record online: 10 January 2024 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Chemical states of carbon in terrestrial (meta) sediments and carbonaceous chondrites gather attention as a geothermometer….
Prebiotic synthesis on meteorite parent bodies: Insights from hydrogen and carbon isotope models
Laura Chimiak, John Eiler Chemical GeologyAvailable online 30 November 2023, 121828 LINK “Several mechanisms could produce the biorelevant organic compounds contained in carbonaceous meteorites. The ratio of heavy-to-light stable isotopes can constrain a compound’s formation…
Roughness and Angularity of Fragments from Meteorite Disruption ExperimentsOPEN ACCESS
Gabriel Gowman, Desireé Cotto-Figueroa, Andrew Ryan, Laurence A. J. Garvie, Christian G. Hoover and Erik Asphaug The Planetary Science Journal, Volume 4, Number 10 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “In this study, we set out…
Grain Size Effects on UV–MIR (0.2–14μm) Spectra of Carbonaceous Chondrite GroupsOPEN ACCESS
David C. Cantillo, Vishnu Reddy, Adam Battle, Benjamin N. L. Sharkey, Neil C. Pearson, Tanner Campbell, Akash Satpathy, Mario De Florio, Roberto Furfaro and Juan Sanchez The Planetary Science Journal, Volume 4, Number 9 LINK…
Is μCT irradiation nondestructive? A noble gas study on matrix samples from the CV3 chondrite AllendeOPEN ACCESS
Parastoo Ghaznavi, Yogita Kadlag, David Haberthür, Ruslan Hlushchuk, Ingo Leya MAPS, Version of Record online: 03 June 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Micro-computed tomography (μCT) is a fast and powerful technology for studying textural,…
26Al–26Mg chronology of high-temperature condensate hibonite in a fine-grained, Ca-Al-rich inclusion from reduced CV chondrite
Noriyuki Kawasaki, Daiki Yamamoto, Sohei Wada, Changkun Park, Hwayoung Kim, Naoya Sakamoto, Hisayoshi Yurimoto MAPS, First published: 15 May 2023 LINK “Al–Mg mineral isochron studies using secondary ion mass spectrometry (SIMS) have revealed the initial…
Calcium–aluminum-rich inclusions in non-carbonaceous chondrites: Abundances, sizes, and mineralogyOPEN ACCESS
E. T. Dunham, A. Sheikh, D. Opara, N. Matsuda, M.-C. Liu, K. D. McKeegan MAPS, Version of Record online: 12 May 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “As the Sun was forming, calcium–aluminum-rich inclusions (CAIs)…
In situ oxygen, magnesium, and silicon isotopic compositions of the FUN inclusion Vigarano 1623-5OPEN ACCESS
Johanna Marin-Carbonne, Kevin D. McKeegan, Andrew M. Davis, Glenn J. MacPherson, Ruslan A. Mendybaev, Frank M. Richter MAPSVersion of Record online: 27 March 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Oxygen, magnesium, and silicon isotopic abundances…
Impacts on the CV parent body: A coordinated, multiscale fabric analysis of the Allende meteoriteOPEN ACCESS
L. V. Forman, L. Daly, P. A. Bland, G. K. Benedix, C. Corrigan MAPSVersion of Record online: 27 March 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Evidence of impact-induced compaction in the carbonaceous chondrites, specifically CMs…
Protracted Timescales for Nebular Processing of First-formed Solids in the Solar SystemOPEN ACCESS
Prajkta Mane, Maitrayee Bose, Meenakshi Wadhwa, and Céline Defouilloy The Astrophysical Journal, Volume 946, Number 1, Published: 24 March 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The calcium–aluminum-rich inclusions (CAIs) from chondritic meteorites are the first…
Titanium and chromium isotopic compositions of calcium-aluminum-rich inclusions: Implications for the sources of isotopic anomalies and the formation of distinct isotopic reservoirs in the early Solar System
Zachary A. Torrano, Gregory A. Brennecka, Cameron M. Mercer, Stephen J. Romaniello, Vinai K. Rai, Rebekah R. Hines, Meenakshi Wadhwa, Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 21 March 2023 LINK “As the…
High mobility of asteroid particles revealed by measured cohesive force of meteorite fragmentsOPEN ACCESS
Yuuya Nagaashi and Akiko M. Nakamura Science Advances17 Mar 2023Vol 9, Issue 11 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The cohesive force of asteroid particles is a crucial parameter in microgravity. The cohesive force was evaluated…
Mineralogical alteration of a type A CAI from Allende CV3 chondrite: Formation of secondary dmisteinbergite and its phase transition to anorthiteOPEN ACCESS
Yuma Enokido, Tomoki Nakamura, Megumi Matsumoto, Akira Miyake, Takazo Shibuya, Changkun Park, Mike Zolensky MAPSVersion of Record online: 24 February 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Dmisteinbergite, a hexagonal form of CaAl2Si2O8, was found in…
Northwest Africa 8418: The first CV4 chondrite
G. J. MacPherson, K. Nagashima, A. N. Krot, S. M. Kuehner, A. J. Irving, K. Ziegler, L. Mallozzi, C. Corrigan, D. Pitt MAPSFirst Published: 16 January 2023 LINK “Northwest Africa (NWA) 8418 is an unusual chondrite whose properties do not exactly match those…
High precision nickel isotope measurements of early Solar System materials and the origin of nucleosynthetic disk variabilityOPEN ACCESS
Georgy V. Makhatadze (Георгий В. Махатадзе), Martin Schiller, Martin Bizzarro Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 30 December 2022 LINK (OPEN ACCESS) “Various chemical elements including nickel (Ni) exhibit mass-independent isotope heterogeneity…
Soluble Sulfur-Bearing Organic Compounds in Carbonaceous Meteorites: Implications for Chemical Evolution in Primitive Asteroids
Hiroshi Naraoka, Minako Hashiguchi, and Ryuji Okazaki ACS Earth Space ChemistryPublication Date: December 14, 2022 LINKSupporting Information (PDF) “Sulfur comprises various compound forms in natural environments and could have played important roles in chemical evolution…
Assessment of petrologic subtypes, subgroups, and pairing within CV chondrites in the US Antarctic meteorite collection
Kevin Righter, Ryan S. Jakubek, Marc D. Fries, John Schutt, Kellye Pando, Roger Harrington MAPS, Version of Record online: 08 December 2022 LINK “Carbonaceous chondrites of the Vigarano group (CV) are primitive (nearly un-metamorphosed) meteorites…
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…
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…
Earth’s composition was modified by collisional erosion
Paul Frossard, Claudine Israel, Audrey Bouvier, Maud Boyet Science29 Sep 2022Vol 377, Issue 6614pp. 1529-1532 LINK Supplementary Materials “The samarium-146 (146Sm)–neodymium-142 (142Nd) short-lived decay system (half-life of 103 million years) is a powerful tracer of…
Chiral 480 nm absorption in the hemoglycin space polymer: a possible link to replicationOPEN ACCESS
Julie E. M. McGeoch & Malcolm W. McGeoch Scientific Reports, Volume 12, Article number: 16198Published: 28 September 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “A 1494 Dalton hemoglycin space polymer of Glycine18 Hydroxy-glycine4 Fe2O4 termed the…
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…
Compositional and spectroscopic investigation of three ungrouped carbonaceous chondrites
Mehmet Yesiltas, Yoko Kebukawa, Timothy D. Glotch, Michael Zolensky, Marc Fries, Namik Aysal, Fatma S. Tukel MAPSVersion of Record online: 17 July 2022 LINK “Ungrouped carbonaceous chondrites are not easily classified into one of the…
Determining the noble gas cosmic ray exposure ages of 23 meteorites (8 chondrites and 15 achondrites) from modeling and empirical methods
David V. Bekaert, Joshua Curtice, Matthias M. M. Meier, David J. Byrne, Michael W. Broadley, Alan Seltzer, Peter Barry, Mark D. Kurz, Sune G. Nielsen MAPSVersion of Record online: 30 June 2022 LINK “We present…
Analysis of individual matrix particles in the Allende meteorite by high-resolution FIB–TOF–SIMS
Masato Morita, Masatoshi Miyamura, Akira Yamaguchi & Tetsuo Sakamoto Analytical SciencesPublished: 24 June 2022 LINK “The matrix in the “Allende meteorite” was analyzed by high-spatial-resolution focused ion beam time-of-flight secondary ion mass spectrometry (FIB–TOF–SIMS), and…
New minerals in type A inclusions from Allende and clues to processes in the early solar system: Paqueite, Ca3TiSi2(Al,Ti,Si)3O14, and burnettite, CaVAlSiO6
Chi Ma, John R. Beckett, François L. H. Tissot, George R. Rossman MAPSVersion of Record online: 12 May 2022 LINK “Paqueite (Ca3TiSi2[Al,Ti,Si]3O14; IMA 2013-053) and burnettite (CaVAlSiO6; IMA 2013-054) are new refractory minerals, occurring as…
Atomic-scale structure and non-stoichiometry of meteoritic hibonite: A transmission electron microscope study
Jangmi Han, Ichiro Ohnishi, Akira Yasuhara, Lindsay P. Keller American Mineralogist (2022) 107 (5): 873–884 LINK “Hibonite (CaAl12O19) is a common refractory mineral in Ca-Al-rich inclusions (CAIs) in primitive meteorites. Transmission electron microscope (TEM) studies…
Hydrogen emission from meteors and meteorites: Mapping traces of H2O molecules and organic compounds in small Solar system bodiesOPEN ACCESS
Pavol Matlovič, Adriana Pisarcčíková, Juraj Tóth, Pavel Mach, Peter Čermák, Stefan Loehle, Leonard Kornoš, Ludovic Ferrière, Jiří Šilha, David Leiser, Ranjith Ravichandran Monthly Notices of the Royal Astronomical Society, stac927 LINK Update (2 May 2022):…
Spinel in CV chondrules: Investigating precursor legacy and chondrule thermal histories
Nicolas Schnuriger, Camille Cartier, Johan Villeneuve, Valentina Batanova, Maxence Regnault, Yves Marrocchi MAPSVersion of Record online: 01 April 2022 LINK “In carbonaceous chondrites, Mg-spinel (MgAl2O4) grains are ubiquitous in refractory inclusions but rarely reported in…
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…
Titanium isotope systematics of refractory inclusions: Echoes of molecular cloud heterogeneity
Quinn R. Shollenberger, Jan Render, Michelle K. Jordan, Kaitlyn A. McCain, Samuel Ebert, Addi Bischoff, Thorsten Kleine, Edward D.Young Geochimica et Cosmochimica ActaAvailable online 5 March 2022 LINK “Calcium-aluminum-rich inclusions (CAIs) are highly refractory objects…
Connecting Asteroids and Meteorites with visible and near-infrared spectroscopyOPEN ACCESS
Francesca E. DeMeo, Brian J. Burt, Michaël Marsset, David Polishook, Thomas H. Burbine, Benoît Carry, Richard P. Binzel, Pierre Vernazza, Vishnu Reddy, Michelle Tang, Cristina A. Thomas, Andrew S. Rivkin, Nicholas A. Moskovitz, Stephen M….
Uniform initial 10Be/9Be inferred from refractory inclusions in CV3, CO3, CR2, and CH/CB chondrites
E.T. Dunham, M. Wadhwa, S.J. Desch, M.C. Liu, K. Fukuda, N. Kita, A.T. Hertwig, R.L. Hervig, C. Defouilloy, S.B. Simon, J.Davidson, D.L.Schrader, Y. Fujimoto Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 7 February…
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…
Beckettite, Ca2V6Al6O20, a new mineral in a Type A refractory inclusion from Allende and clues to processes in the early solar system
Chi Ma, Alexander N. Krot, Julie Paque, Oliver Tschauner, Kazuhide Nagashima Meteoritics & Planetary ScienceVersion of Record online: 07 December 2021 LINK “Beckettite (Ca2V6Al6O20; IMA 2015-001) is a newly discovered refractory mineral, occurring as micrometer-sized…
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…
Stellar outbursts and chondrite compositionOPEN ACCESS
Min Li, Zhaohuan Zhu, Shichun Huang, Ning Sui, Michail I. Petaev, Jason H. Steffen submitted to ApJL PDF (OPEN ACCESS) Update (13 November 2023): The Astrophysical Journal, Volume 958, Number 1 LINK (OPEN ACCESS)PDF (OPEN…
Polarimetric Properties of the Near–Sun Asteroid (155140) 2005 UD in Comparison with Other Asteroids and Meteoritic SamplesOPEN ACCESS
Masateru Ishiguro, Yoonsoo P. Bach, Jooyeon Geem, Hiroyuki Naito, Daisuke Kuroda, Myungshin Im, Myung Gyoon Lee, Jinguk Seo, Sunho Jin, Yuna G. Kwon, Tatsuharu Oono, Seiko Takagi, Mitsuteru Sato, Kiyoshi Kuramoto, Takashi Ito, Sunao Hasegawa,…
The Mg/Fe ratio of silicate minerals in the meteoritic materials and in the circumstellar environment: A case study for the chondritic-like compositionOPEN ACCESS
Péter Futó, József Vanyó, Irakli Simonia, János Sztakovics, Mihály Nagy, Arnold Gucsik, Boglárka Döncző, Zsófia Kertész, Richárd Novák, and Árpád Csámer Open Astronomy, 2021; 30: 45–55Published: 28 October 2021 LINK (OPEN ACCESS)PDF (DOWNLOAD) “Kaba meteorite…
Mineralogy, petrology, and oxygen‐isotope compositions of magnetite ± fayalite assemblages in CO3, CV3, and LL3 chondrites
Alexander N. Krot, Patricia M. Doyle, Kazuhide Nagashima, Elena Dobrică, Michail I. Petaev Meteoritics & Planetary ScienceFirst Published: 20 October 2021 LINK “We report on the mineralogy, petrology, and O-isotope compositions of magnetite and fayalite…
Complementary nucleosynthetic isotope anomalies of Mo and W in chondrules and matrix in the Allende carbonaceous chondrite: The case for hydrothermal metamorphism and its implications
Ian S. Sanders, Edward R. D. Scott Meteoritics & Planetary ScienceVersion of Record online: 07 October 2021 LINK “The remarkable complementary isotopic relationship in the Allende chondrite between chondrules (depleted in s-process molybdenum and tungsten)…
Noble gases and nitrogen in CV3 chondrite Bukhara
Ramakant R. Mahajan, Shuhrat A. Ehgamberdiev, Sekhar Naik Planetary and Space ScienceIn Press, Journal Pre-proof, Available online 1 September 2021 LINK “Highlights • Noble gas and nitrogen isotopic were studied in CV3 chondrite Bukhara.• We…
Using Meteorite Magnetism to Understand the History of Our Solar System: A Decade of Progress and Upcoming ChallengesOPEN ACCESS
Claire I. O. Nichols AGU AdvancesViewpointFirst published: 17 August 2021 This article is a companion to Fu et al. (2021), https://doi.org/10.1029/2021AV000486. LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Key Points High spatial and magnetic moment sensitivity microscopy…
The Fine-Scale Magnetic History of the Allende Meteorite: Implications for the Structure of the Solar NebulaOPEN ACCESS
Roger R. Fu, Michael W. R. Volk, Dario Bilardello, Guy Libourel, Geoffroy R. J. Lesur, Oren Ben Dor AGU AdvancesFirst published: 17 August 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Magnetic fields in the early solar…
Volatility of Sodium in Carbonaceous Chondrites at Temperatures Consistent with Low-perihelion AsteroidsOPEN ACCESS
Joseph R. Masiero, Björn J. R. Davidsson, Yang Liu, Kelsey Moore and Michael Tuite The Planetary Science Journal, Volume 2, Number 4 LINK (OPEN ACCESS)PDF (OPEN ACCESS) PDF (OPEN ACCESS) “Solar system bodies with surface…
The Reflectance Spectra of CV-CK Carbonaceous chondrites from the Near Infrared to the VisibleOPEN ACCESS
Safoura Tanbakouei, J.M. Trigo-Rodriquez, J. Llorca, C.E. Moyano-Cambero, I.P. Williams, A.S. Rivkin Accepted for publication in MNRAS on July 19th, 2021 PDF (OPEN ACCESS) LINK “Carbonaceous chondrite meteorites are so far the only available samples…
Oxygen and Al-Mg isotopic constraints on cooling rate and age of partial melting of an Allende Type B CAI, Golfball
Noriyuki Kawasaki, Shoichi Itoh, Naoya Sakamoto, Steven B. Simon, Daiki Yamamoto, Hisayoshi Yurimoto Meteoritics & Planetary ScienceVersion of Record online: 07 July 2021 LINK “Coarse-grained, igneous Ca-Al-rich inclusions (CAIs) in CV chondrites formed through multiple…
Atomic-scale Evidence for Open-system Thermodynamics in the Early Solar NebulaOPEN ACCESS
Thomas J. Zega, Venkat Rao Manga, Fred Ciesla, Krishna Muralidharan, Keitaro Watanabe and Hiromi Inada The Planetary Science Journal, Volume 2, Number 3 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We report a new integrated framework that…
An evolutionary condensation sequence revealed by mineralogically-distinct nodules in fine-grained, spinel-rich inclusions from CV3 chondrites: Implications for the genetic links between different types of non-igneous refractory inclusions
Shaofan Che, Adrian J. Brearley Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 8 June 2021 LINK “Fine-grained, spinel-rich inclusions (FGIs) are abundant in CV3 chondrites and exhibit textures and compositions that are consistent…
Evidence for protosolar graphene in Allende and QUE 94366 CV3 meteorites
Chaitanya Giri, Andrew Steele, Marc Fries Planetary and Space ScienceIn Press, Journal Pre-proof, Available online 27 May 2021 LINK “Highlights o Nanoscale graphene is found embedded in refractory inclusions of two different CV3 meteorites, Allende…
The chemical composition and homogeneity of the Allende matrixOPEN ACCESS
M.B. Neuland, K. Mezger, A. Riedo, M. Tulej, P. Wurz Planetary and Space ScienceIn Press, Journal Pre-proof, Available online 18 May 2021 LINK (OPEN ACCESS) “Highlights • The composition of the Allende meteorite matrix derived…
Constraints on Chondrule Generation, Disk Dynamics, and Asteroid Accretion from the Compositions of Carbonaceous Meteorites
James F. J. Bryson and Gregory A. Brennecka The Astrophysical Journal, Volume 912, Number 2 LINK The elemental and isotopic compositions of meteorites are expected to reflect several key processes that occurred in the early…
In situ Si isotope and chemical constraints on formation and processing of chondrules in the Allende meteoriteOPEN ACCESS
Yogita Kadlag, Michael Tatzel, Daniel A. Frick, Harry Becker, Philipp Kühne Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 23 April 2021 LINK (OPEN ACCESS) “Chondrules in undifferentiated meteorites are former silicate melt droplets…
Origin of minerals in åkermanite-rich patch texture and oxygen isotopic evolution of compact Type A Ca-Al-rich inclusions from the Northwest Africa 7865 CV chondrite
UPDATE (29 August 2023): Corrigendum to “Origin of minerals in åkermanite-rich patch texture and oxygen isotopic evolution of compact Type A Ca-Al-rich inclusions from the Northwest Africa 7865 CV chondrite” [Geochim. Cosmochim. Acta 303 (2021)…
Speciation of organosulfur compounds in carbonaceous chondritesOPEN ACCESS
Alexander Zherebker, Yury Kostyukevich, Dmitry S. Volkov, Ratibor G. Chumakov, Lukas Friederici, Christopher P. Rüger, Alexey Kononikhin, Oleg Kharybin, Alexander Korochantsev, Ralf Zimmermann, Irina V. Perminova & Eugene Nikolaev Scientific Reports 11 , 1–13 LINK…
Shape and porosity of refractory inclusions in CV3 chondrites: A micro‐computed tomography (µCT) study
Mingming Zhang, Brett Clark, Ashley J. King, Sara S. Russell, Yangting Lin Meteoritics & Planetary ScienceVersion of Record online:17 March 2021 LINK “Refractory calcium‐aluminum‐rich inclusions (CAIs) and amoeboid olivine aggregates (AOAs) in chondritic meteorites are…
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…
Trace Element Conundrum of Natural QuasicrystalsOPEN ACCESS
Simone Tommasini, Luca Bindi, Maurizio Petrelli, Paul D. Asimow, and Paul J. Steinhardt ACS Earth Space Chem.Publication Date:February 25, 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS)Supporting information (Download) “We report laser ablation inductively coupled plasma mass…
Meteoritic Proteins with Glycine, Iron and LithiumOPEN ACCESS
Malcolm W. McGeoch, Sergei Dikler, Julie E. M. McGeoch PDF (OPEN ACCESS) see also similar text: Hemolithin: a Meteoritic Protein containing Iron and Lithium (22 February 2020) “We report that polymer amide [1] with a…
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…
Evaluating the O‐Cr‐Mo isotope signatures in various meteorites representing core–mantle–crust fragments: Implications for partially differentiated planetesimal(s) accreted in the early outer solar system
Arshad Ali, Iffat Jabeen Meteoritics & Planetary ScienceVersion of Record online: 07 February 2021 LINK “The Allende, Eagle Station pallasites (ESP), some ungrouped achondrites (UA), and ungrouped irons (UI) represent different types of meteorites; these…
A Study of Chromium and Silicon Nitrides in Carbonaceous Chondrites
Leitner J., Vollmer C., Harries D., Kodolányi J., Ott U., et al. 52nd Lunar and Planetary Science Conference (2021), Abstract #1878 PDF “We identified Si3N4 and CrN in metal-sulfide grains in a set of carbonaceous…
The Structure and Accretionary History of the CVox Parent Body Constrained from the Magnetization of Kaba
K. H. Dodds, Bryson J. F. J., Neufeld J. A., Harrison R. J. 52nd Lunar and Planetary Science Conference (2021), Abstract #2133 PDF “The magnetization of some CVox meteorites suggests their parent body was partially…
A CV Chondrite Clast in a CK Chondrite?
T. L. Dunn, Robak K. N., Gross J. 52nd Lunar and Planetary Science Conference (2021), Abstract #1063 PDF
Separate CAI Reservoirs for Allende (CV3) and Murchison (CM2)
D. S. Ebel, Fendrich K. V. 52nd Lunar and Planetary Science Conference (2021), Abstract #2311 PDF “Chemical compositions, textures, and sizes of CAIs reveal characteristic populations in CV and CM chondrites. With chondrule evidence, this…
Multiple CV Chondrule Precursors Originating from the Inner and Outer Solar System: Evidence from Cr-Ti-O Isotope Systematics of Allende Chondrules
K. Fukuda, Hibiya Y., Kastelle C. R., Suzuki K., Iizuka T. et al. 52nd Lunar and Planetary Science Conference (2021), Abstract #1319 PDF “The large ranges of Cr-Ti-O isotope ratios among CV chondrules indicate that…
Initial 244Pu/238U Ratios and Search for Presolar SiC in CAIs Inferred from Noble Gas and Trace Element Abundances in CAIs from CV3 Chondrites
D. Nakashima, Friedrich J. M., Ott U. 52nd Lunar and Planetary Science Conference (2021), Abstract #1944 PDF “The Pu/U ratio estimated from noble gas and REE abundances in the five CV3 CAIs is consistent with…
Bubbles to Chondrites-II. Chemical fractionations in chondritesOPEN ACCESS
Akihiko Hashimoto & Yuki Nakano Progress in Earth and Planetary Science volume 8, Article number: 9 (2021) LINK (OPEN ACCESS)PDF (DOWNLOAD) “We attempt to develop a possible theory of chemical fractionations in chondrites, that is…
Cohesion of regolith: Measurements of meteorite powdersOPEN ACCESS
Yuuya Nagaashi, Takanobu Aoki, Akiko M. Nakamura Accepted for publication in Icarus PDF (OPEN ACCESS) Update (6 February 2021): LINK “The cohesion of particles has a significant effect on the properties of small bodies. In…
Primordial porous structure of chondrite parent bodies due to self-gravityOPEN ACCESS
Tomomi Omura, Akiko M. Nakamura Accepted for publication in The Planetary Science Journal PDF (OPEN ACCESS) “The porosity of an asteroid is important when studying the evolution of our solar system through small bodies and…
The Allende meteorite: Landmark and cautionary tale
Timothy J. McCoy, Catherine M. Corrigan Meteoritics & Planetary ScienceInvited Review, Version of Record online: 20 January 2021 LINK
Microstructures of enstatite in fine-grained CAIs from CV3 chondrites: Implications for mechanisms and conditions of formation
Shaofan Che, Adrian J. Brearley Geochimica et Cosmochimica ActaAvailable online 12 January 2021 LINK “Enstatite is a ubiquitous phase in chondritic meteorites, interplanetary dust particles, and cometary samples. In equilibrium condensation models, enstatite is predicted…
Carbonaceous chondrite meteorites experienced fluid flow within the past million yearsOPEN ACCESS
Simon Turner, Lucy McGee, Munir Humayun, John Creech, Brigitte Zanda Science 08 Jan 2021:Vol. 371, Issue 6525, pp. 164-167DOI: 10.1126/science.abc8116 LINK (OPEN ACCESS)PDF (OPEN ACCESS) Supplementary Materials “Carbonaceous chondritic meteorites are primordial Solar System materials…
Al‐Mg isotopic study of spinel‐rich fine‐grained CAIs
Glenn J. MacPherson, Alexander N. Krot, Kazuhide Nagashima Meteoritics & Planetary ScienceFirst published: 23 December 2020 LINK “High‐precision SIMS analyses of seven spinel‐rich fine‐grained CAIs from the CV3 chondrites Efremovka, Kaba, and Vigarano and the…
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…
A reclassification of Northwest Africa 2900 from CV3 to CK3 chondrite
Zachary A. Torrano, Jemma Davidson, Meenakshi Wadhwa Meteoritics & Planetary ScienceVersion of Record online: 29 November 2020 LINK “The similarities between CV and CK chondrites are so substantial that some studies have argued for a…
A condensation origin for the mass-dependent Silicon isotopic variations in Allende components: implications for complementarity
Rayssa Martins, Marc Chaussidon, Frédéric Moynier Earth and Planetary Science LettersAvailable online 25 November 2020, 116678In press, corrected proof LINK “Highlights • Silicon isotopes in Allende components show large variations due to fractionation during a…
UV laser‐induced fluorescence spectroscopy as a non‐destructive technique for mineral and organic detection in carbonaceous chondrites
Elizabeth A. Lymer, Michael G. Daly, Kimberly T. Tait, Veronica E. Di cecco, Emmanuel A. Lalla Meteoritics & Planetary ScienceVersion of Record online: 16 November 2020 LINK “Here, we discuss the merits of non‐destructive UV…
Origin of isolated olivine grains in carbonaceous chondritesOPEN ACCESS
Emmanuel Jacquet, Maxime Piralla, Pauline Kersaho, Yves Marrocchi Meteoritics & Planetary ScienceVersion of Record online: 16 November 2020 LINK PDF (OPEN ACCESS) “We report microscopic, cathodoluminescence, chemical, and O isotopic measurements of FeO‐poor isolated olivine…
Irradiation origin of 10Be in the solar nebula: Evidence from Li-Be-B and Al-Mg isotope systematics, and REE abundances of CAIs from Yamato-81020 CO3.05 chondrite
Kohei Fukuda, Hajime Hiyagon, Wataru Fujiya, Takanori Kagoshima, Keita Itano, Tsuyoshi Iizuka, Noriko T. Kita, Yuji Sano Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 20 October 2020 LINK “We have performed in situ…
Oxygen isotopic heterogeneity in the early Solar System inherited from the protosolar molecular cloudOPEN ACCESS
Alexander N. Krot, Kazuhide Nagashima, James R. Lyons, Jeong-Eun Lee, Martin Bizzarro Science Advances 16 Oct 2020:Vol. 6, no. 42, eaay2724DOI: 10.1126/sciadv.aay2724 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The Sun is 16O-enriched (Δ17O = −28.4 ±…
Mineralogical and oxygen isotopic study of a new ultrarefractory inclusion in the Northwest Africa 3118 CV3 chondrite
Yong Xiong, Ai‐Cheng Zhang, Noriyuki Kawasaki, Chi Ma, Naoya Sakamoto, Jia‐Ni Chen, Li‐Xin Gu, Hisayoshi Yurimoto Meteoritics & Planetary ScienceVersion of Record online: 14 October 2020 LINK “Calcium‐aluminum‐rich inclusions (CAIs) are the first solid materials…
Kaitianite, Ti3+2Ti4+O5, a new titanium oxide mineral from Allende
Chi Ma, John R. Beckett Meteoritics & Planetary ScienceVersion of Record online:10 October 2020 LINK “Kaitianite, Ti3+2Ti4+O5, is a new titanium oxide mineral discovered in the Allende CV3 carbonaceous chondrite. The type grain coexists with…
Potassium isotope anomalies in meteorites inherited from the protosolar molecular cloudOPEN ACCESS
Y. Ku, S. B. Jacobsen Science Advances 09 Oct 2020:Vol. 6, no. 41, eabd0511 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Potassium (K) and other moderately volatile elements are depleted in many solar system bodies relative to…
Correlated isotopic and chemical evidence for condensation origins of olivine in comet 81P/Wild 2 and in AOAs from CV and CO chondrites
Kohei Fukuda, Donald E. Brownlee, David J. Joswiak, Travis J. Tenner, Makoto Kimura, Noriko T. Kita Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 8 October 2020 LINK “Magnesium stable isotope ratios and minor…
“Water” abundance at the surface of C-complex main-belt asteroidsOPEN ACCESS
Pierre Beck, Jolantha Eschrig, Sandra Potin, Trygve Prestgard, Lydie Bonal, Eric Quirico, Bernard Schmitt IcarusIn Press, Journal Pre-proof, Available online 1 October 2020 LINK PDF (OPEN ACCESS) “Highlights • Quantification of equivalent water in CC…
Chondrules reveal large-scale outward transport of inner Solar System materials in the protoplanetary diskOPEN ACCESS
Curtis D. Williams, Matthew E. Sanborn, Céline Defouilloy, Qing-Zhu Yin, Noriko T. Kita, Denton S. Ebel, Akane Yamakawa, and Katsuyuki Yamashita PNAS, first published September 8, 2020 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Dynamic models of…
Mid-infrared reflectance spectroscopy of carbonaceous chondrites and Calcium–Aluminum-rich inclusions
Andreas Morlok, Benjamin Schiller, Iris Weber, Mohit Melwani Daswani, Aleksandra N. Stojic, Maximilian P. Reitze, Tim Gramse, Stephen D. Wolters, Harald Hiesinger, Monica M.Grady, Joern Helbert Planetary and Space ScienceIn Press, Journal Pre-proof, Available online…
Melilite condensed from an 16O-poor gaseous reservoir: Evidence from a fine-grained Ca-Al-rich inclusion of Northwest Africa 8613
Sohei Wada, Noriyuki Kawasaki, Changkun Park, Hisayoshi Yurimoto Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 17 August 2020 LINK “Fine-grained Ca-Al-rich inclusions (FGIs) in CV chondrites are suggested to be condensates from the…
Spectral reflectance analysis of type 3 carbonaceous chondrites and search for their asteroidal parent bodies
J. Eschrig, L. Bonal, P. Beck, T.J. Prestgard IcarusIn Press, Journal Pre-proof, Available online 7 August 2020 LINK “Non-differentiated asteroids are among the most primitive objects in our Solar System, having escaped intense heating mechanisms….
Kinetics in thermal evolution of Raman spectra of chondritic organic matter to evaluate thermal history of their parent bodies
Kento Kiryu, Yoko Kebukawa, Motoko Igisu, Takazo Shibuya, Michael E. Zolensky, Kensei Kobayashi Meteoritics & Planetary ScienceVersion of Record online:04 August 2020 LINK “In order to establish kinetic expressions for Raman spectroscopic parameters of organic…
Are quasicrystals really so rare in the Universe?
Luca Bindi, Vladimir E. Dmitrienko, Paul J. Steinhardt American Mineralogist, Volume 105, Number 8, 1121–11251 August 2020 LINK “Until 2009, the only known quasicrystals were synthetic, formed in the laboratory under highly controlled conditions. Conceivably,…
CV chondrites: More than one parent body
J. Gattacceca, L. Bonal, C. Sonzogni, J. Longerey Earth and Planetary Science LettersVolume 547, 1 October 2020, 116467First available on 28 July 2020 LINK “Highlights • CV chondrites are classically separated in three subgroups (CVOxA,…
Comparing the reflectivity of ungrouped carbonaceous chondrites with those of short-period comets like 2P/EnckeOPEN ACCESS
Safoura Tanbakouei, Josep M. Trigo-Rodríguez, Jürgen Blum, Iwan Williams, Jordi Llorca Astronomy & Astrophysics, manuscript, 22 July 2020 PDF (OPEN ACCESS) “The existence of asteroid complexes produced by the disruption of these comets suggests that…
Determination of Cu, Zn, Ga, Ag, Cd, In, Sn and Tl in Geological Reference Materials and Chondrites by Isotope Dilution ICP‐MSOPEN ACCESS
Ninja Braukmüller, Frank Wombacher, Alessandro Bragagni, Carsten Münker Geostandards & Geoanalytical ResearchFirst published: 07 July 2020 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Mass fractions of Cu, Zn, Ga, Ag, Cd, In, Sn and Tl were determined…
Fumarolic-like activity on carbonaceous chondrite parent bodyOPEN ACCESS
Clément Ganino, Guy Libourel Science Advances, 03 Jul 2020 : eabb1166 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Comparative planetology studies are key for understanding the main processes driving planetary formation and evolution. None have been yet…
Th/U variability in Allende chondrules
Janne Blichert-Toft, Christa Göpel, Marc Chaussidon, F. Albarède Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 17 April 2020 LINK “Lead isotope compositions were measured on both single and combined chondrules from the CV3…
Hypervelocity cratering and disruption of the Northwest Africa 4502 carbonaceous chondrite meteorite: Implications for crater production, catastrophic disruption, momentum transfer and dust production on asteroids
George J. Flynn, Daniel D. Durda, Mason J. Molesky, Brian A. May, Spenser N. Congram, Colleen L. Loftus, Jacob R. Reagan, Melissa M. Strait, Robert J. Macke Planetary and Space ScienceIn Press, Journal Pre-proof, Available…
Variations in initial 26Al/27Al ratios among fine-grained Ca-Al-rich inclusions from reduced CV chondrites
Noriyuki Kawasaki, Sohei Wada, Changkun Park, Naoya Sakamoto, Hisayoshi Yurimoto Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 8 April 2020 LINK “Fine-grained Ca-Al-rich inclusions (FGIs) in CV chondrites are suggested to be…
Alkali magmatism on a carbonaceous chondrite planetesimal
Jérôme Aléon, Alice Aléon-Toppani, Bernard Platevoet, Jacques-Marie Bardintzeff, Kevin D. McKeegan, and François Brisset PNAS, first published March 30, 2020 LINK “Recent isotopic and paleomagnetic data point to a possible connection between carbonaceous chondrites and…
Potassium Isotope Compositions of Carbonaceous and Ordinary Chondrites: Implications on the Origin of Volatile Depletion in the Early Solar SystemOPEN ACCESS
Hannah Bloom, Katharina Lodders, Heng Chen, Chen Zhao,Zhen Tian, Piers Koefoed, Mária K.Pető, Yun Jiang, Kun Wang (王昆) Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 23 March 2020 PDF (OPEN ACCESS) LINK…
Exploring the efficiency of stepwise dissolution in removal of stubborn non-radiogenic Pb in chondrule U-Pb dating
Renaud Merle, Yuri Amelin, Qing-Zhu Yin, Magdalena H. Huyskens, Matthew E. Sanborn, Kazuhide Nagashima, Katsuyuki Yamashita, Trevor R. Ireland, Alexander N.Krot, Melanie J. Sieber Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 18…
WATER AND HEAT: NEW CONSTRAINTS ON THE EVOLUTION OF THE CV CHONDRITE PARENT BODYOPEN ACCESS
Lydie Bonal, Jérôme Gattacceca, Alexandre Garenne, Jolantha Eschrig, Pierre Rochette, Lisa Krämer Ruggiu Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 16 March 2020 LINK PDF (OPEN ACCESS) Submitted: 13 June 2020 “This…
Widespread production of silica- and alkali-rich melts at the onset of planetesimal melting
Max Collinet, Timothy L. Grove Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 12 March 2020 LINK “We present the results of melting experiments on a suite of carbonaceous and ordinary chondritic compositions…
Primordial formation of major silicates in a protoplanetary disc with homogeneous 26Al/27AlOPEN ACCESS
Timothy Gregory, Tu-Han Luu, Christopher D. Coath, Sara S. Russell and Tim Elliott Science Advances 11 Mar 2020: Vol. 6, no. 11, eaay9626 DOI: 10.1126/sciadv.aay9626 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Understanding the spatial variability…
Hemolithin: a Meteoritic Protein containing Iron and LithiumOPEN ACCESS
Malcolm. W. McGeoch, Sergei Dikler, Julie E. M. McGeoch PDF (OPEN ACCESS) “This paper characterizes the first protein to be discovered in a meteorite. Amino acid polymers previously observed in Acfer 086 and Allende meteorites…
Episodic formation of refractory inclusions in the Solar System and their presolar heritageOPEN ACCESS
K.K. Larsen, D. Wielandt, M. Schiller, A.N. Krot, M. Bizzarro Earth and Planetary Science Letters Volume 535, 1 April 2020, 116088 LINK (OPEN ACCESS) PDF (download) “Highlights • Mg isotopes show multiple populations of refractory…
Evidence of presolar SiC in the Allende Curious Marie calcium–aluminium-rich inclusionOPEN ACCESS
O. Pravdivtseva, F. L. H. Tissot, N. Dauphas & S. Amari Nature Astronomy , 1–8 LINK PDF (OPEN ACCESS) “Calcium–aluminium-rich inclusions (CAIs) are one of the first solids to have condensed in the solar nebula,…
A quantitative evolved gas analysis for extra-terrestrial samples
A.B. Verchovsky, M. Anand, S.J. Barber, S. Sheridan, G.H. Morgan Planetary and Space Science In Press, Journal Pre-proof, Available online 30 December 2019 LINK “Highlights • The paper describes a quantitative evolve gas analysis with…
Origin of Al-rich chondrules in CV chondrites: Incorporation of diverse refractory components into the ferromagnesian chondrule-forming region
Mingming Zhang, Yangting Lin, Guoqiang Tang, Yu Liu, Ingo Leya Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 26 December 2019 LINK “Aluminum-rich (Al2O3 > 10 wt%) chondrules (ARCs) are important chondritic components that…
The combined Zr and Hf isotope inventory of bulk rock and sequentially leached chondrite samples
Bo-Magnus Elfers, Sprung Peter, Messling Nils, Münker Carsten Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 17 December 2019 LINK “The stepwise acid digestion of primitive chondritic meteorites allows the identification of nucleosynthetic…
Organics preserved in anhydrous interplanetary dust particles: Pristine or not?OPEN ACCESS
Queenie H. S. Chan, Ian A. Franchi, Xuchao Zhao, Alice Stephant, Ian P. Wright, Conel M. O’D. Alexander Meteoritics & Planetary Science First Published: 19 November 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The chondritic‐porous…
Origin of the Short-lived Radionuclide 10Be and Its Implications for the Astronomical Setting of CAI Formation in the Solar Protoplanetary Disk
Kohei Fukuda, Hajime Hiyagon, Wataru Fujiya, Naoto Takahata, Takanori Kagoshima, and Yuji Sano The Astrophysical Journal, Volume 886, Number 1 Published 2019 November 15 LINK “We report Li–Be–B and Al–Mg isotopic compositions of Ca-Al-rich inclusions…
A Coordinated Microstructural and Isotopic Study of a Wark-Lovering Rim on a Vigarano CAI
Jangmi Han, Lindsay P. Keller, Ming-Chang Liu, Andrew W. Needham, Andreas T. Hertwig, Scott Messenger, Justin I. Simon Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 7 November 2019 LINK “We carried out…
Rapid condensation of the first Solar System solidsOPEN ACCESS
Yves Marrocchi, Johan Villeneuve, Emmanuel Jacquet, Maxime Piralla, and Marc Chaussidon PNAS first published November 4, 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Chondritic meteorites are composed of primitive components formed during the evolution of…
MgAl2O4 spinels from Allende and NWA 763 carbonaceous chondrites: Structural refinement, cooling history, and trace element contents
Davide Lenaz, Vanni Lughi, Diego Perugini, Maurizio Petrelli, Gianluca Turco, Birger Schmitz Meteoritics & Planetary Science First Published: 18 October 2019 LINK “MgAl2O4 spinels from Allende and NWA 763 carbonaceous chondrites were studied by X‐ray…
Multimodal x-ray and electron microscopy of the Allende meteoriteOPEN ACCESS
Yuan Hung Lo, Chen-Ting Liao, Jihan Zhou, Arjun Rana, Charles S. Bevis, Guan Gui, Bjoern Enders, Kevin M. Cannon, Young-Sang Yu, Richard Celestre, Kasra Nowrouzi, David Shapiro, Henry Kapteyn, Roger Falcone, Chris Bennett, Margaret Murnane,…
Nucleosynthetic, radiogenic and stable strontium isotopic variations in fine- and coarse-grained refractory inclusions from Allende
B.L.A. Charlier, F.L.H. Tissot, N. Dauphas, C.J.N. Wilson Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 12 September 2019 LINK “We present new nucleosynthetic, radiogenic and stable Sr isotopic data from fifteen previously…
A unifying model for the accretion of chondrules and matrixOPEN ACCESS
Elishevah M. M. E. van Kooten, Frédéric Moynier, Arnaud Agranier PNAS first published September 4, 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) Supporting Information (PDF) “The so far unique role of our Solar System in…
Oxygen isotope systematics of chondrule olivine, pyroxene, and plagioclase in one of the most pristine CV3Red chondrites (Northwest Africa 8613)
Andreas T. Hertwig, Makoto Kimura, Céline Defouilloy, Noriko T. Kita Meteoritics & Planetary Science First Published: 30 August 2019 LINK “We performed in situ oxygen three‐isotope measurements of chondrule olivine, pyroxenes, and plagioclase from the…
A morphologic and crystallographic comparison of CV chondrite matrices
L. V. Forman, N. E. Timms, P. A. Bland, L. Daly, G. K. Benedix, P. W. Trimby Meteoritics & Planetary Science First Published: 29 August 2019 LINK “Meteoritic matrices are commonly classified by their modal…
Formation of disk- and bowl-shaped igneous Ca,Al-rich inclusions: Constraints from their morphology, textures, mineralogy and modelling
C. Lorenz, M. Ivanova, A. Krot, V. Shuvalov Geochemistry Available online 19 August 2019 LINK “Calcium-aluminum-rich inclusions (CAIs) are the oldest Solar System solids dated that formed by evaporation, condensation, aggregation and, sometimes, melting processes…
MINERALOGY, PETROGRAPHY, AND OXYGEN ISOTOPIC COMPOSITIONS OF ULTRAREFRACTORY INCLUSIONS FROM CARBONACEOUS CHONDRITES
A.N. Krot, C. Ma, K. Nagashima, A.M. Davis, J.R. Beckett, S.B. Simon, M. Komatsu, T.J. Fagan, F. Brenker, M.A. Ivanova, A.Bischoff Geochemistry Available online 15 August 2019 LINK “We report on the mineralogy, petrography, and…
MINERALOGY, PETROGRAPHY, AND OXYGEN AND ALUMINUM-MAGNESIUM ISOTOPE SYSTEMATICS OF GROSSITE-BEARING REFRACTORY INCLUSIONS
Alexander N. Krot, Kazuhide Nagashima, Steven B. Simon, Chi Ma, Harold C. Connolly Jr., Gary R. Huss, Andrew M. Davis, Martin Bizzarro Geochemistry Available online 15 August 2019 LINK “Grossite (CaAl4O7) is one of the…
Cr isotopes in physically separated components of the Allende CV3 and Murchison CM2 chondrites: Implications for isotopic heterogeneity in the solar nebula and parent body processesOPEN ACCESS
Yogita Kadlag, Harry Becker, Andreas Harbott Meteoritics & Planetary Science First Published: 12 August 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Chromium isotopic data of physically separated components (chondrules, CAIs, variably magnetic size fractions) of…
Heating duration of igneous rim formation on a chondrule in the Northwest Africa 3118 CV3oxA carbonaceous chondrite inferred from micro-scale migration of the oxygen isotopes
Nozomi Matsuda, Naoya Sakamoto, Shogo Tachibana, Hisayoshi Yurimoto Geochemistry Available online 10 August 2019 LINK “Due to their common occurrence in various types of chondrites, igneous rims formed on pre-existing chondrules throughout chondrule-forming regions of…
