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…
Titanium isotope signatures of calcium-aluminum-rich inclusions from CV and CK chondrites: Implications for early Solar System reservoirs and mixing
Zachary A. Torrano, Gregory A. Brennecka, Curtis D. Williams, Stephen J. Romaniello, Vinai K. Rai, Rebekah R.Hines, Meenakshi Wadhwaa Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 2 August 2019 LINK “Calcium-aluminum-rich inclusions…
Nucleosynthetic Sr–Nd Isotope Correlations in Chondrites: Evidence for Nebular Thermal Processing and Dust Transportation in the Early Solar System
Ryota Fukai, Tetsuya Yokoyama The Astrophysical Journal, Volume 879, Number 2 LINK “We conducted high-precision Sr and Nd isotopic measurements in bulk chondrites using a complete sample digestion technique. Our new data indicate that enstatite…
Are hypervelocity impacts able to produce chondrule-like ejecta?
Clément Ganino, Guy Libourel, Akiko M. Nakamura, Patrick Michel Planetary and Space Science In Press, Accepted Manuscript, Available online 19 June 2019 LINK “Highlights • Silicate ejecta formed in impact experiment have several similarities with…
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…
Oxygen and Al‐Mg isotopic compositions of grossite‐bearing refractory inclusions from CO3 chondrites
Steven B. Simon, Alexander N. Krot, Kazuhide Nagashima Meteoritics & Planetary Science LINK “The distribution of the short‐lived radionuclide 26Al in the early solar system remains a major topic of investigation in planetary science. Thousands…
Chromium Isotopic Evidence for an Early Formation of Chondrules from the Ornans CO Chondrite
Ke Zhu (朱柯), Jia Liu, Frédéric Moynier, Liping Qin, Conel M. O’D. Alexander, and Yongsheng He The Astrophysical Journal, Volume 873, Number 1 LINK “Chondrules are the main components of primitive meteorites and possibly the…
Chromium Isotopic Evidence for an Early Formation of Chondrules from the Ornans CO Chondrite
K. Zhu, J. Liu, L. P. Qin, C. M.O’D. Alexander, Y. S. He, F. Moynier 50th Lunar and Planetary Science Conference (2019), Abstract #2405 PDF abstract
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…
Ti isotopic evidence for a non-CAI refractory component in the inner Solar System
Samuel Ebert, Jan Render, Gregory A. Brennecka, Christoph Burkhardt, Addi Bischoff, Simone Gerber, Thorsten Kleine Earth and Planetary Science Letters Volume 498, 15 September 2018, Pages 257-265 In Press, Available online 20 July 2018 LINK…
Petrography and mineralogy of calcium-, aluminum-rich inclusions in an unequilibrated carbonaceous chondrite Y 81020 (CO3.05)OPEN ACCESS
Mishra, Ritesh Kumar Current Science Volume 114 – Issue 07 : 10 April 2018 PDF (OPEN ACCESS) “Petrographic and quantitative analyses of more than 70 refractory inclusions found in the studied thin section of Yamato…
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…
High Abundances of Presolar Grains and 15N-rich Organic Matter in CO3.0 Chondrite Dominion Range 08006OPEN ACCESS
Larry R. Nittler, Conel M. O’D. Alexander, Jemma Davidson, My E. I. Riebe, Rhonda M. Stroud, Jianhua Wang accepted for publication in Geochimica Cosmochimica Acta PDF (OPEN ACCESS) Update (10 Feb 2018): LINK “NanoSIMS C-,…
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…
A Hibonite-Pyroxene Spherule in Allan Hills 77307 (CO3.03): Petrography and MineralogyOPEN ACCESS
Ritesh Kumar Mishra PDF (OPEN ACCESS) “Hibonite-pyroxene spherules are an extremely rare kind of refractory inclusion that show a wide range of exotic isotopic properties despite their defining similarity and simplicity in morphology and mineralogy….
Distribution of aliphatic amines in CO, CV, and CK carbonaceous chondrites and relation to mineralogy and processing history
Aponte, J. C., Abreu, N. M., Glavin, D. P., Dworkin, J. P. and Elsila, J. E. Meteoritics & Planetary Science. doi: 10.1111/maps.12959 LINK “The analysis of water-soluble organic compounds in meteorites provides valuable insights into…
CM and CO chondrites: A common parent body or asteroidal neighbors? Insights from chondrule silicates
Devin L. Schrader, Jemma Davidson Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 29 July 2017 LINK “By investigating the petrology and chemical composition of type II (FeO-rich) chondrules in the Mighei-like carbonaceous…
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…
Measurements of Silica Excess in Plagioclase in Chondrules from Primitive Carbonaceous Chondrites: Implications for 26Al-26Mg Systematics
Chaumard N. * Hertwig A. T. Kita N. T. Tenner T. J. Kimura M. 80th Annual Meeting of the Meteoritical Society 2017 [#6309] abstract (PDF) “Chondrules in 3.05–3.1 CCs contain plagioclases that retained silica excess,…
Formation Mechanism of Iron-Rich Olivine: Experimental Constrains into Early Fluid-Assisted Hydration and Dehydration Processes on Asteroids
Dobricǎ E. * Nuth J. A. Brearley A. J. 80th Annual Meeting of the Meteoritical Society 2017 [#6342] abstract (PDF) “We performed three new experiments in an attempt to synthesize FeO-rich olivine. This study shows…
Chondrule Olivine Provenance in Carbonaceous Chondrites: Chemical and Oxygen Isotope Systematics
Bonning G. P. Ireland T. R. Ávila J. N. Mallmann G. 80th Annual Meeting of the Meteoritical Society 2017 [#6151] abstract (PDF) “Bulk chondrites have specific and distinct bulk O-isotopic compositions, yet they appear to…
50Ti Evidence for Different Refractory Precursors in Chondrules
Ebert S. Render J. Brennecka G. A. Burkhardt C. Bischoff A. Kleine T. 80th Annual Meeting of the Meteoritical Society 2017 [#6255] abstract “Different refractory precursors in chondrules are necessary to explain the different 50Ti…
Presolar Silicates in the Matrix and Fine-grained Rims Around Chondrules in Primitive CO3.0 Chondrites: Evidence for Pre-Accretionary Aqueous Alteration of the Rims in the Solar Nebula
Pierre Haenecour, Christine Floss, Thomas J. Zega, Thomas K. Croat, Alian Wang, Bradley L. Jolliff, Paul Carpenter Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 8 June 2017 LINK “To investigate the origin…
A multi-technique search for the most primitive CO chondrites
C.M.O’D. Alexander, R.C. Greenwood, R. Bowden, J.M. Gibson, K.T. Howard, I.A. Franchi Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 24 April 2017 LINK “As part of a study to identify the most…
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…
Noble Gas Compositions of Seven CV, CO, and CK Chondrites from Deserts
J. Choi, K. Nagao, J. M. Baek, R. Bartoschewitz, C. Park, J. I. Lee, M. J. Lee 48th Lunar and Planetary Science Conference (2017), Abstract #1852 LINK
Ion irradiation of carbonaceous chondrites: a new view of space weathering on primitive asteroids
C. Lantz, R. Brunetto, M.A. Barucci, S. Fornasier, D. Baklouti, J. Bourçois, M. Godard Icarus In Press, Accepted Manuscript, Available online 16 December 2016 LINK “Highlights • New ion irradiations on several carbonaceous chondrites to…
Microstructures and Formation History of Melilite-Rich Calcium-Aluminum-Rich Inclusions from the ALHA77307 CO3.0 Chondrite
Jangmi Han, Adrian J. Brearley Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 21 October 2016 LINK “We have studied four melilite-rich calcium-aluminum-rich inclusions (CAIs) from the Allan Hills A77307 CO3.0 chondrite using…
Coordinated Analysis of Two Graphite Grains from the CO3.0 LAP 031117 Meteorite: First Identification of a CO Nova Graphite and a Presolar Iron Sulfide SubgrainOPEN ACCESS
Pierre Haenecour, Christine Floss, Jordi Jose, Sachiko Amari, Katharina Lodders, Manavi Jadhav, Alian Wang, Frank Gyngard Accepted for publication in The Astrophysical Journal PDF (open access) abstract “Presolar grains constitute remnants of stars that existed…
Stardust in the CO3.0 Chondrite NWA 8631: Low Abundance of Presolar Silicates
Haenecour P. Floss C. 79th Annual Meeting of the Meteoritical Society (2016) #6209 LINK
Microstructural constraints on complex thermal histories of refractory CAI-like objects in an amoeboid olivine aggregate from the ALHA77307 CO3.0 chondrite
Jangmi Han, Adrian J. Brearley Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 12 April 2016 doi:10.1016/j.gca.2016.04.011 LINK “We have carried out a FIB/TEM study of refractory CAI-like objects in one AOA from…
Pristine Pre-Accretionary Signatures in CM Chondrite Silicates: A Common Parent-Body with the CO Chondrites?
D. L. Schrader, J. Davidson 47th Lunar and Planetary Science Conference (2016), Abstract #1288 PDF
Microstructural evidence for a disequilibrium condensation origin for hibonite-spinel inclusions in the ALHA77307 CO3.0 chondrite
Han, J., Brearley, A. J. and Keller, L. P. Meteoritics & Planetary Science. doi: 10.1111/maps.12563 LINK “Two hibonite-spinel inclusions (CAIs 03 and 08) in the ALHA77307 CO3.0 chondrite have been characterized in detail using the…
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
Volatile snowlines in embedded disks around low-mass protostars
D. Harsono, S. Bruderer and E. F. van Dishoeck A&A, Volume 582, October 2015 Published online: 02 October 2015 LINK
Circumstellar Magnetite from the LAP 031117 CO3.0 Chondrite
Thomas J. Zega, Pierre Haenecour, Christine Floss, and Rhonda M. Stroud The Astrophysical Journal Volume 808 Number 1 Thomas J. Zega et al. 2015 ApJ 808 55. doi:10.1088/0004-637X/808/1/55 LINK
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)
Overgrowth Layers on Pyroxene in an FeO-Rich Porphyritic Chondrule in CO3.0 Y-81020
Baecker B. Rubin A. E. Wasson J. T. 78th Annual Meeting of the Meteoritical Society (2015), abstract #5082 abstract (PDF)
Microstructural evidence for complex formation histories of amoeboid olivine aggregates from the ALHA77307 CO3.0 chondrite
Jangmi Han and Adrian J. Brearley Meteoritics & Planetary Science. doi: 10.1111/maps.12439 Article first published online: 22 APR 2015 LINK
Fractionation of Highly Siderophile and Chalcogen Elements in Components of EH3 Chondrites
Yogita Kadlag, Harry Becker Geochimica et Cosmochimica Acta In press, available online 18 April 2015 doi:10.1016/j.gca.2015.04.022 LINK
Differentiated Planetesimals with Chondritic Crusts: New Δ17O-ε54Cr Evidence in Unique, Ungrouped Achondrites for Partial Melting of the CV/CK and CO Parent Bodies
M. E. Sanborn, Q.-Z. Yin, A. J. Irving, T. E. Bunch 46th Lunar and Planetary Science Conference (2015), Abstract #2259 PDF LINK
Kainsaz meteorite in the Fersman Mineralogical Museum in Moscow
Kainsaz meteorite,fell in the USSR (Tatarstan) on September 13,1937 .Type: chondrite.Class: carbonaceous chondrite CO3.Found 15 instances . Total weight more than 210 kilograms .The weight of the largest individual instance is 102 kilograms . Moscow,Fersman…
The nature of Earth’s building blocks as revealed by calcium isotopes
Valdes MC, Moreira M, Foriel J and Moynier F. Earth and Planetary Science Letters Volume 394, 15 May 2014, Pages 135–145 LINK
