The evolution of amino acids under asteroidal aqueous alteration
Y.Y. He, S. Bernard, M. Lecasble, J.-C. Viennet, I. Criouet, D. Boulesteix, N. Khodorova, L. Delbes, M. Guillaumet, F. Baudin, B. Laurent, A. Buch, L. Remusat Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online…
On the origin and evolution of deuterium enrichment in type 1 and 2 chondritic organic solids
George D. Cody, Conel M. O’D. Alexander, Dionysis I. Foustoukos, Yoko Kebukawa, Ying Wang Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 21 September 2024 LINK “Rotationally resonant Deuterium Nuclear Magnetic Resonance spectroscopy (D…
Mid-infrared Measurements of Ion-irradiated Carbonaceous Meteorites: How to Better Detect Space Weathering EffectsOPEN ACCESS
C. Lantz, T. Nakamura, D. Baklouti, R. Brunetto, E. Henault, S. Kobayashi, O. Mivumbi, Z. Djouadi, E. Quirico, M. Zolensky and T. Hiroi The Planetary Science Journal, Volume 5, Number 9 LINK (OPEN ACCESS)PDF (OPEN…
Complex irradiation history of chondrules and matrix – A study of CR2 and some other meteorites
Uta Beyersdorf-Kuis, Ulrich Ott, Mario Trieloff Geochimica et Cosmochimica ActaAvailable online 14 September 2024 LINK “Excesses of cosmic-ray produced nuclei in individual components of meteorites indicate “pre-irradiation”, either in the surface region of their parent…
Kinetic analysis of dehydration/dehydroxylation from carbonaceous chondrites by in situ heating experiments under an infrared microscopeOPEN ACCESS
Mengyan Zheng, Yoko Kebukawa, Yuka Hayashi, Kensei Kobayashi MAPS, Version of Record online: 30 August 2024 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “CI, CM, and CR carbonaceous chondrites contain hydrous minerals, indicating that their parent bodies…
Role of natural isotopic fractionation in isotope geo- and cosmo-chronology: A theoretical investigationOPEN ACCESS
Yankun Di, Qing-Zhu Yin, François L.H. Tissot, Yuri Amelin Geochimica et Cosmochimica ActaAvailable online 22 June 2024 LINK (OPEN ACCESS) “We introduce a new isotope chronological model in which the natural mass-dependent isotopic fractionation effects…
Experimental constraints on formation of silica-rich igneous rims around chondrules in CR chondritesOPEN ACCESS
Aimee Smith, Rhian H. Jones Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 15 April 2024 LINK (OPEN ACCESS) “Silica-rich igneous rims (SIRs) occur commonly as an outer rim layer on porphyritic chondrules in…
Focused-beam X-ray fluorescence and diffraction microtomographies for mineralogical and chemical characterization of unsectioned extraterrestrial samplesOPEN ACCESS
Antonio Lanzirotti, Stephen R. Sutton, Matthew Newville, Adrian Brearley, Oliver Tschauner MAPS, Version of Record online: 17 January 2024 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “This study describes the application of new synchrotron X-ray fluorescence (XRF)…
Deciphering recycling processes during solar system evolution from magnesium-rich relict olivine grains in type II chondrules
Gabriel A. Pinto, Emmanuel Jacquet, Alexandre Corgne, Felipe Olivares, Johan Villeneuve, Yves Marrocchi Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 21 November 2023 LINK “Ferromagnesian chondrules present a remarkable dichotomy between reduced (type…
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…
Age and genetic relationships among CB, CH and CR chondritesOPEN ACCESS
Elias Wölfer, Gerrit Budde, Thorsten Kleine Geochimica et Cosmochimica Acta, In Press, Journal Pre-proof, Available online 7 October 2023 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The carbonaceous Bencubbin-like (CB), high-metal (CH), and Renazzo-like (CR) chondrites…
Discussion of the unique “eclogitic” clast reported from Northwest Africa 801 (CR2) and the possibility of ejection of foundered crust from deep in a molten Moon-sized projectileOPEN ACCESS
Edward R. D. Scott, Ian S. Sanders, Erik Asphaug, Emma L. Tomlinson MAPSVersion of Record online: 07 September 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “A unique 2 mm-wide clast of fine-grained garnet–omphacite peridotite with chondritic chemistry…
The parent bodies of CR chondrites and their secondary historyOPEN ACCESS
Trygve Prestgard, Pierre Beck, Lydie Bonal, Jolantha Eschrig, Jérôme Gattacceca, Corinne Sonzogni, Lisa Krämer Ruggiu MAPSVersion of Record online: 31 July 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Renazzo-type (CR) chondrites are a relatively rare group…
Petrographic constraints on the formation of silica-rich igneous rims around chondrules in CR chondritesOPEN ACCESS
Aimee Smith, Rhian H. Jones MAPSVersion of Record online: 19 July 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “In the CR (Renazzo-like) chondrite group, many chondrules have successive igneous rim (IR) layers, with an outer layer…
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…
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…
The grain size distribution of matrix in primitive chondritesOPEN ACCESS
E. Vaccaro, P. Wozniakiewicz, I. A. Franchi, N. Starkey, S. S. Russell MAPSVersion of Record online: 10 April 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The matrix of primitive chondrites is composed of submicron crystals embedded…
Temporally distributed parent body accretion in the C reservoir of the solar systemOPEN ACCESS
Wladimir Neumann, Ning Ma, Audrey Bouvier, Mario Trieloff PDF (OPEN ACCESS) “Accretion processes in protoplanetary disks produce a diversity of small bodies that played a crucial role in multiple reshuffling events throughout the solar system…
From whom Bells tolls: Reclassifying Bells among CR chondrites and implications for the formation conditions of CR parent bodies
Yves Marrocchi, Emmanuel Jacquet, Julia Neukampf, Johan Villeneuve, Michael E. Zolensky MAPSVersion of Record online: 29 December 2022 LINK “The ungrouped carbonaceous chondrite (CC) Bells has long been considered petrographically similar to CM chondrites based on its matrix abundance…
Late delivery of exotic chromium to the crust of Mars by water-rich carbonaceous asteroidOPEN ACCESS
Ke Zhu, , Martin Schiller, Lu Pan, Nikitha Susan Saji, Kirsten K. Larsen, Elsa Amsellem, Courtney Rundhaug, Paolo Sossi, Ingo Leya, Frederic Moynier, and Martin Bizzarro Science Advances, 16 Nov 2022, Vol 8, Issue 46…
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…
A petrologic and microstructural study of a compact type A calcium-aluminum-rich inclusion from the Northwest Africa 5028 CR2 chondrite: Implications for nebular and parent-body processes
Tarunika Ramprasad, Pierre Haenecour, Kenneth Domanik, Thomas J. Zega MAPSVersion of Record online: 22 September 2022 LINK “Compact type A calcium-aluminum-rich inclusions (CTA CAIs) are believed to have experienced partial melting that erased all information…
A detailed record of early solar system melting in the carbonaceous achondrites Northwest Africa 7680 and 6962
Brendt C. Hyde, Desmond E. Moser, Kimberly T. Tait, James R. Darling, Qing-Zhu Yin, Matthew E. Sanborn, Neil R. Banerjee, Arshad Ali, Iffat Jabeen, Hugo Moreira MAPS, Version of Record online: 18 August 2022 LINK…
Isotopic evidence for two chondrule generations in CR chondrites and their relationships to other carbonaceous chondrites
Yves Marrocchi, Maxime Piralla, Maxence Regnault, Valentina Batanova, Johan Villeneuve, Emmanuel Jacquet Earth and Planetary Science LettersVolume 593, 1 September 2022 LINK “Highlights • CR chondrites are characterized by two distinct chondrule populations.• Large CR…
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…
Smooth rims in Queen Alexandra Range (QUE) 99177: Fluid–chondrule interactions and clues on the geochemical conditions of the primordial fluid that altered CR carbonaceous chondrites
Marina Martínez, Adrian J. Brearley Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 19 March 2022 LINK “Queen Alexandra Range (QUE) 99177 is one of the least altered CR carbonaceous chondrite known, with mineralogical…
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…
Microstructural and Chemical Investigations of Presolar Silicates from Diverse Stellar EnvironmentsOPEN ACCESS
Manish N. Sanghani, Luc Lajaunie, Kuljeet Kaur Marhas, William D. A. Rickard, Silver Sung-Yun Hsiao, Zan Peeters, Hsien Shang, Der-Chuen Lee, José. J. Calvino, and Martin Bizzarro The Astrophysical Journal, Volume 925, Number 2 LINK…
Testing models for the compositions of chondrites and their components: II. CR chondrites
Andrea Patzer, Emma S. Bullock, Conel M. O’D. Alexander Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 24 December 2021 LINK “Knowing how the major chondritic components evolved and what their initial compositions were…
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…
Three‐dimensional petrography of the Tucson meteorite
Jon M. Friedrich, Michael K. Weisberg, Lucille C. Malecek, C. E. Nehru Meteoritics & Planetary ScienceFirst Published: 27 October 2021 LINK “We use X-ray microtomography (µCT) and digital data extraction techniques for the three-dimensional (3-D)…
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)…
Cathodoluminescence, Raman and scanning electron microscopy with energy dispersion system mapping to unravel the mineralogy and texture of an altered Ca-Al-rich inclusion in Renazzo CR2 carbonaceous chondriteOPEN ACCESS
Mario Tribaudino, Danilo Bersani, Luciana Mantovani, Mattia Pizzati, Giancarlo Salviati Journal of Raman SpectroscopyFirst published: 05 September 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “An altered fluffy type A Ca-Al-rich inclusion in the CR2 Renazzo carbonaceous…
Water-susceptible primordial noble gas components in less-altered CR chondrites: A possible link to cometary materials
Tomoya Obase, Daisuke Nakashima,Jisu Choi, Yuma Enokido, Megumi Matsumoto, Tomoki Nakamura Geochimica et Cosmochimica ActaAvailable online 19 August 2021 LINK “We report detailed characterizations of the petrology, mineralogy, and noble gas signatures of Renazzo-type (CR)…
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…
Thermal History and Structure of the Tafassite Parent Body
Neumann W. *, Ma N., Neri A., Schwarz W. H., Ludwig T., Trieloff M., Klahr H., Bouvier A. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6153) PDF We identified a first group…
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…
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,…
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…
The Detection of Aromatic Amino Acids in CR Chondrites Suggests They are Prebiotically Plausible
Burton A. S., Berger E. L., Fox A. C., Lee C. 52nd Lunar and Planetary Science Conference (2021), Abstract #1475 PDF “Aromatic amino acids are hard to make in the lab, but their presence as…
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…
Parent Body Processing in CR Chondrites Recorded by Noble Gases
H. Busemann, Schrader D. L., Alexander C. M. O’D., Spring N. H., Kuga M. et al. 52nd Lunar and Planetary Science Conference (2021), Abstract #2718 PDF “Noble gases measured in a large number of CR…
Analysis of amino acids, hydroxy acids, and amines in CR chondritesOPEN ACCESS
José C. Aponte, Jamie E. Elsila, Jason E. Hein, Jason P. Dworkin, Daniel P. Glavin, Hannah L. McLain, Eric T. Parker, Timothy Cao, Eve L. Berger, Aaron S. Burton Meteoritics & Planetary ScienceVersion of Record…
“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…
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….
Amorphous silicates as a record of solar nebular and parent body processes—A transmission electron microscope study of fine‐grained rims and matrix in three Antarctic CR chondritesOPEN ACCESS
Christian Vollmer, Mandy Pelka, Jan Leitner, Arne Janssen Meteoritics & Planetary ScienceVersion of Record online:22 June 2020 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Renazzo‐type (CR) carbonaceous chondrites belong to one of the most pristine meteorite groups…
Outward migration of chondrule fragments in the Early Solar System: O-isotopic evidence for rocky material crossing the Jupiter Gap?
Devin L. Schrader, Kazuhide Nagashima, Jemma Davidson, Timothy J. McCoy, Ryan C. Ogliore, Roger R. Fu Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 22 May 2020 LINK “Determining the origins of chondrule precursors…
Molecular evolution during hydrothermal reactions from formaldehyde and ammonia simulating aqueous alteration in meteorite parent bodies
Yoko Kebukawa, Satoru Nakashima, Hajime Mita, Yasuji Muramatsu, Kensei Kobayashi IcarusIn Press, Journal Pre-proof, Available online 3 May 2020 LINK “Highlights • Using an in-situ heatable liquid cell, we followed reaction kinetics simulating aqueous alteration…
Weak Magnetic Fields in the Outer Solar Nebula Recorded in CR Chondrites
Roger R. Fu, Pauli Kehayias, Benjamin P. Weiss, Devin L. Schrader, Xue‐Ning Bai, Jacob B. Simon JGR PlanetsVolume 125, 5 May 2020 LINK ” – Paleomagnetic measurements of carbonaceous chondrites can provide important constraints on…
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…
Altered primary iron sulfides in CM2 and CR2 carbonaceous chondrites: Insights into parent body processes
S. A. Singerling, A. J. Brearley Meteoritics & Planetary Science First Published: 13 February 2020 LINK “The presence of primary iron sulfides that appear to be aqueously altered in CM and CR carbonaceous chondrites provides…
Northwest Africa 12869: Primitive Achondrite from the CR2 Parent Body or Member of a New Meteorite Group?
C. B. Agee, H. Aikin, K. Ziegler 51st Lunar and Planetary Science Conference (2020), Abstract #2292 PDF (OPEN ACCESS) “We report here the classification of a new primitive achondrite, Northwest Africa (NWA) 12869, which is…
Hydrogen isotopic composition of CI- and CM-like clasts from meteorite breccias – sampling unknown sources of carbonaceous chondrite materials
Markus Patzek, Peter Hoppe, Addi Bischoff, Robbin Visser, Timm John Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 23 December 2019 LINK “Volatile-rich, CI- and CM-like clasts occur in different brecciated achondrite and…
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…
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…
Extended chondrule formation intervals in distinct physicochemical environments: Evidence from Al-Mg isotope systematics of CR chondrite chondrules with unaltered plagioclase
Travis J. Tenner, Daisuke Nakashima, Takayuki Ushikubo, Naotaka Tomioka, Makoto Kimura, Michael K. Weisberg, Noriko T.Kita Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 22 June 2019 LINK “Al-Mg isotope systematics of twelve…
Lewis Cliff 86211 and 86498: Metal-Sulfide Liquid Segregates from a Carbonaceous Chondrite Impact Melt
Nicole G. Lunning, Timothy J. Mccoy, Devin L. Schrader, Kazu Nagashima, … Alfred Kracher Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 5 June 2019 LINK “The petrogenesis of the ungrouped iron meteorite…
3-micron Reflectance Spectroscopy of Carbonaceous Chondrites under Asteroid-like ConditionsOPEN ACCESS
Driss Takir, Karen R. Stockstill-Cahill, Charles A. Hibbitts, Yusuke Nakauchi PDF (OPEN ACCESS) “We measured 3-μm reflectance spectraof 21 meteorites that represent all carbonaceous chondrite types available in terrestrial meteorite collections. The measurements were conducted…
Molecular distribution, 13C‐isotope, and enantiomeric compositions of carbonaceous chondrite monocarboxylic acids
José C. Aponte, Hannah K. Woodward, Neyda M. Abreu, Jamie E. Elsila, Jason P. Dworkin Meteoritics & Planetary Science First Published: 12 November 2018 LINK “The water‐soluble organic compounds in carbonaceous chondrite meteorites constitute a…
Temperature constraints by Raman spectroscopy of organic matter in volatile-rich clasts and carbonaceous chondrites
Robbin Visser, Timm John, Martina Menneken, Markus Patzek, Addi Bischoff Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 1 September 2018 LINK “An important question regarding the formation of the solar system is…
No cosmic‐ray precompaction exposure of chondrules in CR2.7 MIL 090657
Antoine S. G. Roth, Ingo Leya Meteoritics & Planetary Science First published: 16 August 2018 LINK Cosmogenic nuclides are useful for reconstructing the cosmic‐ray precompaction exposure history of the chondritic components in the early solar…
First evidence for silica condensation within the solar protoplanetary disk
Mutsumi Komatsu, Timothy J. Fagan, Alexander N. Krot, Kazuhide Nagashima, Michail I. Petaev, Makoto Kimura, and Akira Yamaguchi PNAS July 2, 2018. 201722265; published ahead of print July 2, 2018. https://doi.org/10.1073/pnas.1722265115 LINK “The oldest solar…
O-Isotope Composition of CI- and CM-Like Clasts in Ureilites, HEDs, and CR Chondrites
Patzek M. *, Pack A., Bischoff A., Visser R., John T. 81st Annual Meeting of The Meteoritical Society 2018 [#6254] abstract “Oxygen isotopes of CM-like clasts from HEDs links them to CM chondrites. However, CI-like…
Calcium and titanium isotopes in refractory inclusions from CM, CO, and CR chondrites
Levke Kööp, Andrew M. Davis, Alexander N. Krot, Kazuhide Nagashima, Steven B. Simon Earth and Planetary Science Letters Volume 489, 1 May 2018, Pages 179–190 Available online 9 March 2018 LINK “Highlights • Some CAIs…
Characterization of the organic matter and hydration state of Antarctic micrometeorites: A reservoir distinct from carbonaceous chondrites
M. Battandier, L. Bonal, E. Quirico, P. Beck, C. Engrand, J. Duprat, E. Dartois Icarus Volume 306, 15 May 2018, Pages 74-93 LINK “Highlights • 35 Antarctic micrometeorites (AMMs) studied in Raman and IR spectroscopies….
Hydrothermal evolution of the morphology, molecular composition, and distribution of organic matter in CR (Renazzo-type) chondrites
Changela, H. G., Le Guillou, C., Bernard, S. and Brearley, A. J. Meteoritics & Planetary Science. doi: 10.1111/maps.13045 LINK “The morphology, molecular composition, and distribution of organic matter (OM) were investigated in a suite of…
Transition Elements in Supernova Presolar Grains: Condensation versus Implantation
Kuljeet K. Marhas and Piyush Sharda The Astrophysical Journal, Volume 853, Number 1 LINK “We compute the concentrations of five transition elements (Cr, Fe, Co, Ni, and Zn) via condensation and implantation in supernova presolar…
Shapes of chondrules determined from the petrofabric of the CR2 chondrite NWA 801
Charles, C. R. J., Robin, P.-Y. F., Davis, D. W. and McCausland, P. J. A. Meteoritics & Planetary Science. doi: 10.1111/maps.13038 LINK “The approximately spherical shapes of chondrules has long been attributed to surface tension…
Cooling rates of type I chondrules from Renazzo: Implications for chondrule formation
Chaumard, N., Humayun, M., Zanda, B. and Hewins, R. H. Meteoritics & Planetary Science. doi: 10.1111/maps.13040 LINK “Cooling rates are one of the few fundamental constraints on models of chondrule formation. In this study, we…
A TEM study of exsolution in Ca-rich pyroxenes from the Paris and Renazzo chondrites: Determination of type I chondrule cooling rates
Cuvillier, P., Chaumard, N., Leroux, H., Zanda, B., Hewins, R. H., Jacob, D. and Devouard, B. Meteoritics & Planetary Science. doi: 10.1111/maps.13032 LINK “We conducted a transmission electron microscope study of the exsolution microstructures of…
The retention of dust in protoplanetary disks: Evidence from agglomeratic olivine chondrules from the outer Solar SystemOPEN ACCESS (until 25 Feb 2018)
Devin L. Schrader, Kazuhide Nagashima, Scott R. Waitukaitis, Jemma Davidson, Timothy J. McCoy, Harold C. Connolly Jr., Dante S. Lauretta Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 18 December 2017 LINK (OPEN…
Hf-W chronology of CR chondrites: Implications for the timescales of chondrule formation and the distribution of 26Al in the solar nebula
Gerrit Budde, Thomas S. Kruijer, Thorsten Kleine Geochimica et Cosmochimica Acta In Press, Accepted Manuscript,Available online 24 October 2017 LINK “Renazzo-type carbonaceous (CR) chondrites are distinct from most other chondrites in having younger chondrule 26Al-26Mg…
LOW-TEMPERATURE AQUEOUS ALTERATION ON THE CR CHONDRITE PARENT BODY: IMPLICATIONS FROM IN SITU OXYGEN-ISOTOPE ANALYSES
Christine E. Jilly-Rehak, Gary R. Huss, Kazu Nagashima, Devin L. Schrader Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 19 October 2017 LINK “The presence of hydrated minerals in chondrites indicates that water…
A study of presolar material in hydrated lithic clasts from metal-rich carbonaceous chondrites
Leitner, J., Hoppe, P. and Zipfel, J. Meteoritics & Planetary Science. doi: 10.1111/maps.12994 LINK “We report on the investigation of presolar grain inventories of hydrated lithic clasts in three metal-rich carbonaceous chondrites from the CR…
Early formation of planetary building blocks inferred from Pb isotopic ages of chondrulesOPEN ACCESS
By Jean Bollard, James N. Connelly, Martin J. Whitehouse, Emily A. Pringle, Lydie Bonal, Jes K. Jørgensen, Åke Nordlund, Frédéric Moynier, Martin Bizzarro Science Advances 09 Aug 2017: Vol. 3, no. 8, e1700407 DOI: 10.1126/sciadv.1700407…
Similarities in Element Content between Comet 67P/Churyumov-Gerasimenko Coma Dust and Selected Meteorite Samples
Oliver J. Stenzel, Martin Hilchenbach, Sihane Merouane, John Paquette, Kurt Varmuza, Cécile Engrand, Franz Brandstätter, Christian Koeberl, Ludovic Ferrière, Peter Filzmoser Mon Not R Astron Soc doi.org/10.1093/mnras/stx1908 LINK “We have analyzed the element composition and…
Magnetite in Comet Wild 2: Evidence for parent body aqueous alterationOPEN ACCESS
Hicks, L. J., Macarthur, J. L., Bridges, J. C., Price, M. C., Wickham-Eade, J. E., Burchell, M. J., Hansford, G. M., Butterworth, A. L., Gurman, S. J., Baker, S. H. Meteorit Planet Sci. doi:10.1111/maps.12909 LINK…
Calcium and Titanium Isotope Systematics in Refractory Inclusions from CM, CO, and CR Chondrites
Kööp L. * Davis A. M. Krot A. N. Nagashima K. Simon S. B. 80th Annual Meeting of the Meteoritical Society 2017 [#6280] abstract (PDF) “We studied a large number of CAIs from three different…
Comparative Microanalytical Study of Solid Organic Material in the CR2 Grove Mountain 021710 and the Ungrouped Carbonaceous Chondrite Ningqiang
Changela H. G. * Zhao X. Miao B. Xia Z. Lin Y. 80th Annual Meeting of the Meteoritical Society 2017 [#6212] abstract (PDF) “Organic material has been characterized in situ using traditional polished thin sections…
Microanalytical Investigation of Fine-Grained Matrix Material in Elephant Moraine 92042: Effects of Parent Body Processing on Primitive Components
Koch I. Floss C. * 80th Annual Meeting of the Meteoritical Society 2017 [#6013] abstract (PDF) “Aqueous alteration has affected presolar silicate abundances in the CR chondrite EET 92042 and has resulted in elemental changes…
Insights into Parent Body Alteration from the Distribution of Water and Hydroxyl in Carbonaceous Chondrites
Hamilton V. E. * Abreu N. M. Connolly H. C. Jr. abstract (PDF) 80th Annual Meeting of the Meteoritical Society 2017 [#6263] “We are using µ-FTIR to characterize the spatial distribution of water and hydroxyl…
One-pot synthesis of amino acid precursors with insoluble organic matter in planetesimals with aqueous activityOPEN ACCESS
By Yoko Kebukawa, Queenie H. S. Chan, Shogo Tachibana, Kensei Kobayashi, Michael E. Zolensky Science Advances 17 Mar 2017: Vol. 3, no. 3, e1602093 DOI: 10.1126/sciadv.1602093 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The exogenous delivery…
Hafnium-Tungsten Chronology of CR Chondrites
G. Budde, T. S. Kruijer, T. Kleine 48th Lunar and Planetary Science Conference (2017), Abstract #1886 LINK
Abundances and Compositions of Presolar Grains in CR2 Chondrite EET 92042
I. Koch, C. Floss 48th Lunar and Planetary Science Conference (2017), Abstract #2984 LINK
Ultra-Refractory Calcium-Aluminum-Rich Inclusion in an AOA in CR Chondrite Yamato-793261
M. Komatsu, T. J. Fagan, A. Yamaguchi, T. Mikouchi, M. Yasutake, M. E. Zolensky 48th Lunar and Planetary Science Conference (2017), Abstract #2009 PDF
Brachinite-Like Clast in the Kaidun Meteorite: First Report of Primitive Achondrite Material
Higashi, K.; Hasegawa, H.; Mikouchi, T.; Zolensky, M. E. Conference Paper Lunar and Planetary Science Conference ; 48th; 20-24 Mar. 2017; The Woodlands, TX; United States JSC-CN-38570 Date Acquired: Jan 26, 2017 PDF 48th Lunar…
High-temperature Rims around Calcium-aluminum-rich Inclusions from the CR, CB and CH Carbonaceous Chondrites
Alexander N. Krot, Kazuhide Nagashima, Elishevah M.M. van Kooten, Martin Bizzarro Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 1 October 2016 LINK “We describe the mineralogy, petrology and oxygen isotopic compositions of…
53Mn-53Cr Radiometric Dating of Secondary Carbonates in CR Chondrites: Timescales for Parent Body Aqueous AlterationOPEN ACCESS
Christine E. Jilly-Rehak, Gary R. Huss, Kazuhide Nagashima Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 28 September 2016 LINK PDF (OPEN ACCESS) “We present 53Mn-53Cr ages of secondary carbonates in Renazzo-like (CR)…
Why is it so difficult to classify Renazzo-type (CR) Carbonaceous Chondrites? – Implications from TEM observations of matrices for the sequences of aqueous alteration
Neyda M. Abreu Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 1 September 2016 LINK “A number of different classification schemes have been proposed for the CR chondrites; this study aims at reconciling…
Distribution of 26Al in the CR chondrite chondrule-forming region of the protoplanetary disk
Devin L. Schrader, Kazuhide Nagashima, Alexander N. Krot, Ryan C. Ogliore, Qing-Zhu Yin, Yuri Amelin, Claudine H. Stirling, Angela Kaltenbach Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 23 June 2016 LINK (OPEN…
Mineralogy of iron sulfides in CM1 and CI1 lithologies of the Kaidun breccia: Records of extreme to intense hydrothermal alteration
Harries, D. and Zolensky, M. E. Meteoritics & Planetary Science. doi: 10.1111/maps.12648 LINK “The polymict Kaidun microbreccia contains lithologies of C-type chondrites with euhedral iron sulfide crystals of hydrothermal origin. Our FIB-TEM study reveals that…
Origin of the eclogitic clasts with graphite-bearing and graphite-free lithologies in the Northwest Africa 801 (CR2) chondrite: Possible origin from a Moon-sized planetary body inferred from chemistry, oxygen isotopes and REE abundances
H. Hiyagon, N. Sugiura, N.T. Kita, M. Kimura, Y. Morishita, Y. Takehana Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 27 April 2016 LINK “In order to clarify the origin of the eclogitic…
Refractory and semi-volatile organics at the surface of comet 67P/Churyumov-Gerasimenko: Insights from the VIRTIS/ROSETTA Imaging Spectrometer
E. Quirico, L.V. Moroz, B. Schmitt, G. Arnold, M. Faure, P. Beck, L. Bonal, M. Ciarniello, F. Capaccioni, G. Filacchione, S. Erard, C. Leyrat, D. Bockelée-Morvan, A. Zinzi, E. Palomba, P. Drossart, F. Tosi, M.T….
A Space Oddity: A Nanosims Study of a Primitive Ultracarbonaceous Clast and Fine-Grained Matrix in the LaPaz Icefield 02342 CR Chondrite
C. E. Moyano-Cambero, L. R. Nittler, J. M. Trigo-Rodríguez, C. M. O’D. Alexander, J. Davidson, R. M. Stroud 47th Lunar and Planetary Science Conference (2016), Abstract #2537 PDF
The path of reduced nitrogen toward early earth: the cosmic trail and its solar shortcuts
Sandra Pizzarello and Maitrayee Bose The Astrophysical Journal, Volume 814, Number 2 LINK “Large isotopic anomalies are found in meteoritic insoluble organic materials (IOMs) and, for nitrogen, show 15N-excesses up to ${\delta }^{15}$N ~ 5000‰….
The conditions of chondrule formation, Part II: Open system
Pia Friend, Dominik C. Hezel, Daniel Mucerschi Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 3 November 2015 doi:10.1016/j.gca.2015.10.026 LINK Refers to: Dominik C. Hezel, Herbert Palme The conditions of chondrule formation, Part…
Spectral Parameters for Dawn FC Color Data: Carbonaceous Chondrites and Aqueous Alteration Products as Potential Cerean Analog Materials
Tanja Schäfer, Andreas Nathues, Kurt Mengel, Matthew R.M. Izawa, Edward A. Cloutis, Michael Schäfer, Martin Hoffmann Icarus In Press, Accepted Manuscript, Available online 23 October 2015 doi:10.1016/j.icarus.2015.10.005
The deuterium/hydrogen distribution in chondritic organic matter attests to early ionizing irradiation
Boris Laurent, Mathieu Roskosz, Laurent Remusat, François Robert, Hugues Leroux, Hervé Vezin, Christophe Depecker, Nicolas Nuns, Jean-Marc Lefebvre Nature Communications 6, Article number: 8567 doi:10.1038/ncomms9567 LINK (full text) “Primitive carbonaceous chondrites contain a large array…
Organic and inorganic correlations for Northwest Africa 852 by synchrotron-based Fourier transform infrared microspectroscopy
Yesiltas, M., Peale, R. E., Unger, M., Sedlmair, J. and Hirschmugl, C. J. Meteoritics & Planetary Science. doi: 10.1111/maps.12498 Article first published online: 21 SEP 2015 LINK “Relationships between organic molecules and inorganic minerals are…
Nature’s Starships II: Simulating the Synthesis of Amino Acids in Meteorite Parent Bodies
Alyssa K. Cobb, Ralph E. Pudritz, Ben K. D. Pearce Accepted for publication in ApJ arXiv:1506.06740 PDF LINK abstract Carbonaceous chondrite meteorites are known for having high water and organic material contents, including amino acids….
Grain Size Distribution in the Matrix of Primitive Meteorites
Vaccaro E. Wozniakiewicz P. J. Starkey N. A. Franchi I. A. Russell S. S. 78th Annual Meeting of the Meteoritical Society (2015), abstract #5258 abstract (PDF)
Tafassasset: Evidence of early incipient differentiation on a metal-rich chondritic parent body
Thomas Breton, Ghylaine Quitté, Michael J. Toplis, Marc Monnereau, Jean-Louis Birck, Christa Göpel, Cyril Charles Earth and Planetary Science Letters Volume 425, 1 September 2015, Pages 193–203 LINK
Mg and Cr Isotope Systematics of Allende CAIs
Yamashita K, Wimpenny J, Sanborn M & Yin Q-Z Goldschmidt 2015, Prague, 16-21 August 2015 PDF (abstract)
Isotope Anomalies in the Fe-group Elements in Meteorites and Connections to Nucleosynthesis in AGB Stars
G. J. Wasserburg, O. Trippella, and M. Busso The Astrophysical Journal Volume 805 Number 1 ApJ 805 7. doi:10.1088/0004-637X/805/1/7 published 13 Mai 2015. LINK
Oxygen isotopic composition of relict olivine grains in cosmic spherules: Links to chondrules from carbonaceous chondrites
N.G. Rudraswami, M. Shyam Prasad, K. Nagashima, R.H. Jones Geochimica et Cosmochimica Acta In Press, available online 12 May 2015 doi:10.1016/j.gca.2015.05.004 LINK
Near-infrared Spectroscopy of 3:1 Kirkwood Gap Asteroids III
Sherry K. Fieber-Beyer, Michael J. Gaffey Icarus In Press, available online 5 May 2015 doi:10.1016/j.icarus.2015.04.034 LINK
Widespread oxidized and hydrated amorphous silicates in CR chondrites matrices: Implications for alteration conditions and H2 degassing of asteroids
Corentin Le Guillou, Hitesh G. Changela, Adrian J. Brearley Earth and Planetary Science Letters available online 3 April 2015 doi:10.1016/j.epsl.2015.02.031 LINK
Morphological Study of Insoluble Organic Matter from Carbonaceous Chondrites: Correlation with Petrologic Grade
Hitesh G. Changela, George D. Cody, Conel M.O’D. Alexander, Z Peeters, Larry R. Nittler, Rhonda M. Stroud Geochimica et Cosmochimica Acta available online 16 February 2015 doi:10.1016/j.gca.2015.02.007
Mn-Cr systematics in primitive meteorites: insights from mineral separation and partial dissolution
Christa Göpel, Jean-Louis Birck, Albert Galy, Jean-Alix Barrat, Brigitte Zanda Geochimica et Cosmochimica Acta doi:10.1016/j.gca.2015.02.008 available online 14 February 2015 LINK
Magnetic Fields in the Late-Stage Solar Nebula Recorded in CR Chondrites
Fu R. R., Weiss B. P., Schrader D. L. PDF LINK
Processes Affecting the CR Chondrites Parent Body: Petrology, Mineralogy and Chemical Composition of the Matrices of Antarctic CR Carbonaceous Chondrites
N. M. Abreu 46th Lunar and Planetary Science Conference (2015), Abstract #2561 PDF LINK
Miller Range 090657: A Very Pristine Renazzo-Like (CR) Carbonaceous Chondrite
J. Davidson, C. M. O’D. Alexander, D. L. Schrader, L. R. Nittler, R. Bowden 46th Lunar and Planetary Science Conference (2015), Abstract #1603 PDF LINK
The formation and alteration of the Renazzo-like carbonaceous chondrites III: Toward understanding the genesis of ferromagnesian chondrules
Devin L. Schrader, Harold C. Connolly Jr., Dante S. Lauretta, Thomas J. Zega, Jemma Davidson and Kenneth J. Domanik first published online: 22 DEC 2014 | DOI: 10.1111/maps.12402 LINK
Eclogitic clasts found in NWA 801 CR2 chondrite: Formation of high pressure minerals in deep interior of a Moon-sized planetesimal
Hajime Hiyagon (Univ. Tokyo), Naoji Sugiura (Univ. Tokyo), Noriko Kita (Univ. Wisconsin-Madison), Makoto Kimura (Ibaraki Univ.), Yuichi Morishita (Shizuoka Univ.) and Yoshie Takehana (Univ. Tokyo) PDF LINK
Classification of hydrous meteorites (CR, CM and C2 ungrouped) by phyllosilicate fraction: PSD-XRD modal mineralogy and planetesimal environments
K.T. Howard, C.M.O’D. Alexander, D.L. Schrader, K.A. Dyl DOI: 10.1016/j.gca.2014.10.025 available online 4 November 2014 LINK Here we report the bulk mineralogies and degrees of hydration in 37 different carbonaceous chondrites: Renazzo-like (CR), Mighei-like (CM),…
Oxygen isotope ratios of FeO-poor chondrules in CR3 chondrites: Influence of dust enrichment and H2O during chondrule formation
Travis J. Tenner, Daisuke Nakashima, Takayuki Ushikubo, Noriko T. Kita, Michael K. Weisberg Geochimica et Cosmochimica Acta In Press, available online 15 October 2014 DOI: 10.1016/j.gca.2014.09.025 LINK
A water–ice rich minor body from the early Solar System: The CR chondrite parent asteroid
Devin L. Schrader, Jemma Davidson, Richard C. Greenwood, Ian A. Franchi, Jenny M. Gibson Earth and Planetary Science Letters Volume 407, 1 December 2014, Pages 48–60 DOI: 10.1016/j.epsl.2014.09.030 LINK Update (11 October): PDF LINK (free…
Coordinated NanoSIMS and FIB-TEM Analyses of Organic Matter and Associated Matrix Materials in CR3 Chondrites
Floss C, Le Guillou C and Brearley A. Geochimica et Cosmochimica Acta Volume 139, 15 August 2014, Pages 1–25 LINK
The abundance and stability of “water” in type 1 and 2 carbonaceous chondrites (CI, CM and CR)
Garenne A, Beck P, Montes-Hernandez G, Chiriac R, Toche F, Quirico E, Bonal L and B. Schmitt B (in press) Geochimica et Cosmochimica Acta Volume 137, 15 July 2014, Pages LINK
Nature’s Starships. I. Observed Abundances and Relative Frequencies of Amino Acids in Meteorites
Cobb AK and Pudritz RE (2014) The Astrophysical Journal 783:140. ApJ 783 140. doi:10.1088/0004-637X/783/2/140 LINK We see a predominance in the abundance and variety of amino acids in CM2 and CR2 meteorites. The range in…
Evolution of organic matter in Orgueil, Murchison and Renazzo during parent body aqueous alteration: in-situ investigations
Le Guillou C, Bernard S, Brearley AJ and Remusat L Geochimica et Cosmochimica Acta Volume 131, 15 April 2014, Pages 368–392 DOI: 10.1016/j.gca.2013.11.020 LINK (abstract) In contrast to Renazzo, organic grains in Murchison and Orgueil…
Trace element geochemistry of CR chondrite metal
Jacquet E, Paulhiac-Pison M, Alard O, Kearsley AT and Gounelle M Meteoritics and Planetary Science, volume 48, issue 10, 1981-1999, October 2013 doi: 10.1111/maps.12212 (updated 6 February 2015) PDF (full text) LINK
In situ Observation of D-rich Carbonaceous Globules Embedded in NWA 801 CR2 chondrite
Hashiguchi M, Kobayashi S and Yurimoto H Geochimica et Cosmochimica Acta Volume 122, 1 December 2013, Pages 306–323 DOI: 10.1016/j.gca.2013.08.007 LINK
The classification of CM and CR chondrites using bulk H, C and N abundances and isotopic compositions
Alexander CMO’D, Howard KT, Bowden R and Fogel ML (in press) Geochimica et Cosmochimica Acta DOI: 10.1016/j.gca.2013.05.019 Volume 123, 15 December 2013, Pages 244–260 Available online 25 May 2013 LINK
