Evaluation of terrestrial carbonaceous matter aromatization by Raman spectroscopy and its application to C chondrites
Jaques S. Schmidt, Ruth Hinrichs Meteoritics & Planetary Science LINK “A Raman method to estimate the aromatization degree of carbonaceous matter (CM) was established, and calibrated by literature data respecting differences in acquisition procedures. The…
The effect of progressive space weathering on the organic and inorganic components of a carbonaceous chondrite
M.S. Thompson, R.V. Morris, S.J. Clemett, M.J. Loeffler, D. Trang, L.P. Keller, R. Christoffersen, D.G. Agresti Icarus In Press, Journal Pre-proof, Available online 27 March 2020 LINK “Highlights • Progressive space weathering of a carbonaceous…
A refractory inclusion with solar oxygen isotopes and the rarity of such objects in the meteorite record
Levke Kööp, Kazuhide Nagashima, Andrew M. Davis, Alexander N. Krot Meteoritics & Planetary Science First Published: 27 March 2020 LINK “NASA’s Genesis mission revealed that the Sun is enriched in 16O compared to the Earth…
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…
Extraterrestrial amino acids and L‐enantiomeric excesses in the CM2 carbonaceous chondrites Aguas Zarcas and Murchison
Daniel P. Glavin, Jamie E. Elsila, Hannah L. McLain, José C. Aponte, Eric T. Parker, Jason P. Dworkin, Dolores H. Hill, Harold C. Connolly, Dante S. Lauretta Meteoritics & Planetary Science First Published: 25 February…
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…
The violent collisional history of aqueously evolved (2) Pallas
Michaël Marsset, Miroslav Brož, Pierre Vernazza, Alexis Drouard, Julie Castillo-Rogez, Josef Hanuš, Matti Viikinkoski, Nicolas Rambaux, Benoît Carry, Laurent Jorda, Pavel Ševeček, Mirel Birlan, Franck Marchis, Edyta Podlewska-Gaca, Erik Asphaug, Przemyslaw Bartczak, Jérôme Berthier, Fabrice…
Carbon isotopic evolution of aqueous fluids in CM chondrites: Clues from in-situ isotope analyses within calcite grains in Yamato-791198
Wataru Fujiya, Yuto Aoki, Takayuki Ushikubo, Ko Hashizume, Akira Yamaguchi Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 10 February 2020 LINK “We report the variability in carbon and oxygen isotopic compositions, chemical…
New Estimation of Presolar Grain Abundances in the Paris Meteorite
M. J. Verdier-Paoletti, L. R. Nittler, J. Wang 51st Lunar and Planetary Science Conference (2020), Abstract #2523 PDF (OPEN ACCESS) “C-rich and O-rich stardust grains have been extensively studied over the last decades [1]. Their…
Significance of Primordial Matrix in Mukundpura Carbonaceous Chondrite (CM2)
A. Dutta, D. Raychaudhuri, A. Bhattacharya 51st Lunar and Planetary Science Conference (2020), Abstract #1927 PDF (OPEN ACCESS)
The Aguas Zarcas Meteorite: A Review of Chondrules and Fine-Grained Rims Observed Within a New Carbonaceous Chondrite (CM2) Fall
I. Kouvatsis, J. A. Cartwright 51st Lunar and Planetary Science Conference (2020), Abstract #2512 PDF (OPEN ACCESS)
Distinguishing Between Terrestrial and Extraterrestrial Organic Compounds in the CM2 Aguas Zarcas Carbonaceous Chondrite
L. D. Tunney, P. J. A. Hill, C. D. K. Herd, R. W. Hilts 51st Lunar and Planetary Science Conference (2020), Abstract #1795 PDF (OPEN ACCESS)
Aqueous Alteration in the CM2 Aguas Zarcas Meteorite
L. J. Hicks, J. C. Bridges 51st Lunar and Planetary Science Conference (2020), Abstract #2869 PDF (OPEN ACCESS)
Degree of Aqueous Alteration of the CM Carbonaceous Chondrite Aguas Zarcas: Implications for Understanding Ryugu and Bennu
P. M. C. Martin, M. R. Lee 51st Lunar and Planetary Science Conference (2020), Abstract #1375 PDF (OPEN ACCESS)
Organic Matter in the Aguas Zarcas (CM2) Meteorite: High Abundance of Aliphatic Carbon in Metal-Rich Lithology
Y. Kebukawa, M. E. Zolensly, J. Mathurin, E. Dartois, C. Engrand, J. Duprat, A. Deniset-Besseau, A. Dazzi, M. Fries, T. Ohigashi, D. Wakabayashi, S. Yamashita, Y. Takeichi, Y. Takahashi, M. Kondo, M. Ito, Y. Kodama,…
Spectroscopy and Mineralogy of Aguas Zarcas
D. Takir, K. T. Howard, K. R. Stockstill-Cahill, C. A. Hibbitts, N. Abreu, M. E. Zolensky, M. Fries 51st Lunar and Planetary Science Conference (2020), Abstract #2533 PDF (OPEN ACCESS) Aguas Zarcas is a new…
Two Recent CM Falls: New Evidence for a Lithologically and Isotopically Heterogeneous CM Parent Body
R. Findlay, R. C. Greenwood, A. J. King, M. Anand, I. A. Franchi 51st Lunar and Planetary Science Conference (2020), Abstract #2880 PDF (OPEN ACCESS) “The CM carbonaceous chondrites (CCs) are a diverse group of…
Lifetimes of interstellar dust from cosmic ray exposure ages of presolar silicon carbideOPEN ACCESS
Philipp R. Heck, Jennika Greer, Levke Kööp, Reto Trappitsch, Frank Gyngard, Henner Busemann, Colin Maden, Janaína N. Ávila, Andrew M. Davis, and Rainer Wieler PNAS, first published January 13, 2020 LINK (OPEN ACCESS) PDF (OPEN…
The effects of atmospheric entry heating on organic matter in interplanetary dust particlesOPEN ACCESS
E.I. Riebe, Dionysis I. Foustoukos, Conel M.O’D. Alexander, Andrew Steele, George D. Cody, Bjorn Mysen, Larry R. Nittler Submitted to Earth and Planetary Science Letters (EPSL) PDF (OPEN ACCESS) “Interplanetary dust particles (IDPs) were likely…
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…
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…
El condrito carbonáceo Aguas Zarcas: bólido, caída y recuperación de un meteorito extraordinario del tipo CM2
Oscar H. Lücke, Pilar Madrigal, Gerardo J. Soto Revista Geológica de América Central Número 61 , 9-22; published: 2019-12-11 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “El 23 de abril del 2019 a las 21:08, se…
Análisis de datos de infrasonido del meteorito de Aguas Zarcas de San Carlos, Costa Rica, 23 de abril 2019
Ronnie Quintero-Quintero, Hairo Villalobos-Villalobos, Daniela Campos-Durán Revista Geológica de América Central Número 61 , 35-55; published: 2019-12-11 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “El 23 de abril de 2019 a las 21:07:22 hora de Costa…
Linking mineralogy and spectroscopy of highly aqueously altered CM and CI carbonaceous chondrites in preparation for primitive asteroid sample returnOPEN ACCESS
H. C. Bates, A. J. King, K. L. Donaldson Hanna, N. E. Bowles, S. S. Russell Meteoritics & Planetary Science First Published: 19 November 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The highly hydrated, petrologic…
Extraterrestrial ribose and other sugars in primitive meteoritesOPEN ACCESS
Yoshihiro Furukawa, Yoshito Chikaraishi, Naohiko Ohkouchi, Nanako O. Ogawa, Daniel P. Glavin, Jason P. Dworkin, Chiaki Abe, and Tomoki Nakamura PNAS December 3, 2019 116 (49) 24440-24445; first published November 18, 2019 LINK (OPEN ACCESS)…
Accretion of differentiated achondritic and aqueously altered chondritic materials in the early solar system—Significance of an igneous fragment in the CM chondrite NWA 12651
Samuel Ebert, Markus Patzek, Sarah Lentfort, Addi Bischoff Meteoritics & Planetary Science First Published: 23 October 2019 LINK “One approach to decipher the dynamics of material transport and planetary accretion in the early solar system…
Regenerative water sources on surfaces of airless bodies
Cheng Zhu, Sándor Góbi, Matthew J. Abplanalp, Robert Frigge, Jeffrey J. Gillis-Davis, Gerardo Dominguez, Katarina Miljković & Ralf I. Kaiser Nature Astronomy (2019) Published: 07 October 2019 LINK “Spectroscopic signatures of water and hydroxyl radicals…
Glassy magnetic cronstedtite signatures in Mukundpura CM2 chondrite based on magnetic and Mössbauer studies
Ambesh Dixit, R. P. Tripathi, N. Bhandari Meteoritics & Planetary Science First published: 29 September 2019 LINK “We have studied the Mukundpura CM2 meteorite for magnetic properties as a function of temperature and magnetic field,…
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…
Chemiosmotic energy for primitive cellular life: Proton gradients are generated across lipid membranes by redox reactions coupled to meteoritic quinonesOPEN ACCESS
Daniel Milshteyn, George Cooper & David Deamer Scientific Reports, volume 9, Article number: 12447 (2019) LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Transmembrane proton gradients coupled to, and maintained by, electron transport are ubiquitous sources of…
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…
Water abundance in the Tagish Lake meteorite from TGA and IR spectroscopy: Evaluation of aqueous alteration
Cosette M. Gilmour, Christopher D. K. Herd, Pierre Beck Meteoritics & Planetary Science First Published: 22 July 2019 LINK “Here, we evaluate the extent of aqueous alteration among five pristine specimens of the ungrouped Tagish…
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…
Sulfur isotope study of sulfides in CI, CM, C2ung chondrites and volatile-rich clasts – evidence for different generations and reservoirs of sulfide formation
Robbin Visser, Timm John, Markus Patzek, Addi Bischoff, Martin J. Whitehouse Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 8 July 2019 LINK “Deciphering aspects of the solar system’s formation process and the…
Elemental and isotopic variability in solar system materials by mixing and processing of primordial disk reservoirsOPEN ACCESS
Christoph Burkhardt, Nicolas Dauphas, Ulrik Hans, Bernard Bourdon, Thorsten Kleine Accepted for publication in Geochimica et Cosmochimica Acta / published 9 July 2019 PDF (OPEN ACCESS) Update (9 July 2019): LINK (OPEN ACCESS) PDF (OPEN…
Organometallic compounds as carriers of extraterrestrial cyanide in primitive meteoritesOPEN ACCESS
Karen E. Smith, Christopher H. House, Ricardo D. Arevalo Jr., Jason P. Dworkin & Michael P. Callahan Nature Communications 10, 1–7 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Extraterrestrial delivery of cyanide may have been crucial…
Deciphering the conditions of tochilinite and cronstedtite formation in CM chondrites from low temperature hydrothermal experiments
Lionel G. Vacher, Laurent Truche, François Faure, Laurent Tissandier, Régine Mosser‐Ruck, Yves Marrocchi Meteoritics & Planetary Science First Published: 23 June 2019 LINK “Tochilinite/cronstedtite intergrowths are commonly observed as alteration products in CM chondrite matrices,…
Oxygen Isotope Variation of CM and Related Chondrites: Multiple Parent Bodies or a Single Heterogeneous Source?
Franchi I. A., Greenwood R. C., Howard K. T., King A. J., Lee M. R., Anand M., Findlay R. 82nd Annual Meeting of The Meteoritical Society 2019 PDF abstract “CMs are the largest group of…
Mineralogy and Spectroscopy (VNIR and FTIR) of Mukundpura CM2: More Insights into the Aqueous Activity and Post Accretion History
Baliyan S., Moitra H., Sarkar S., Ray D., Panda D. K., Shukla A. D., Bhattacharya S., Gupta S. 82nd Annual Meeting of The Meteoritical Society 2019 PDF abstract “The mineralogy of CM2 chondrites is very…
Why is the Degree of Aqueous Alteration Variable?
K. T. Howard and B. Zanda 82nd Annual Meeting of The Meteoritical Society 2019 PDF abstract “Minerals containing water form inside of asteroids during aqueous alteration. We have quantified the range in degrees of aqueous…
Calcite and dolomite formation in the CM parent body: Insight from in situ C and O isotope analysesOPEN ACCESS
M. Telus, C. M. O’D. Alexander, E. H. Hauri, J. Wang Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 17 June 2019 LINK (OPEN ACCESS) “To constrain the conditions of aqueous alteration in…
Survival of Extremotolerant Bacteria from the Mukundpura Meteorite Impact Crater
Rebecca S. Thombre, E. Shivakarthik, Bhalamurugan Sivaraman, Parag A. Vaishampayan, Arman Seuylemezian, J.K. Meka, S. Vijayan, P.P. Kulkarni, T. Pataskar, and B.S. Patil Astrobiology Vol. 19, No. 6, Pages: 785–796 Published Online: 11 Jun 2019…
Data-Driven UPLC-Orbitrap MS Analysis in AstrochemistryOPEN ACCESS
Alexander Ruf, Pauline Poinot, Claude Geffroy, Louis Le Sergeant d’Hendecourt and Gregoire Danger Life 2019, 9 (2), 35 LINK (OPEN ACCESS) PDF (DOWNLOAD) “Meteorites have been found to be rich and highly diverse in organic…
Profiling Murchison Soluble Organic Matter for New Organic Compounds with APPI- and ESI-FT-ICR MSOPEN ACCESS
Jasmine Hertzog, Hiroshi Naraoka and Philippe Schmitt-Kopplin Life 2019, 9 (2), 48 LINK (OPEN ACCESS) PDF (DOWNLOAD) “The investigation of the abundant organic matter in primitive meteorite such as carbonaceous chondrites is of major interest…
A Mineralogical Context for the Organic Matter in the Paris Meteorite Determined by A Multi-Technique AnalysisOPEN ACCESS
Manale Noun, Donia Baklouti,, Rosario Brunetto , Ferenc Borondics, Thomas Calligaro, Zélia Dionnet, Louis Le Sergeant d’Hendecourt, Bilal Nsouli, Isabelle Ribaud, Mohamad Roumie and Serge Della-Negra Life 2019, 9 (2), 44 Published: 30 May 2019…
Testing the genetic relationship between fluid alteration and brecciation in CM chondrites
Maximilien J. Verdier‐Paoletti, Yves Marrocchi, Lionel G. Vacher, Jérôme Gattacceca, Andrey Gurenko, Corinne Sonzogni, Matthieu Gounelle Meteoritics & Planetary Science First Published: 29 May 2019 LINK “Boriskino is a poorly studied CM chondrite with numerous…
The CM carbonaceous chondrite regolith Diepenveen
Marco Langbroek, Peter Jenniskens, Leo M. Kriegsman, Henk Nieuwenhuis, Niek De Kort, Jacob Kuiper, Wim Van Westrenen, Michael E. Zolensky, Karen Ziegler, Qing‐Zhu Yin, Matthew E. Sanborn, Josh Wimpenny, Akane Yamakawa, Sebastiaan J. De Vet,…
Meteorite fall (~ 27 kg, CM2) in La Caporal, AGUAS ZARCAS and around Santa Rosa and La Palmera, San Carlos, Alajuela, Costa Rica on 23 April 2019 at ~ 9.07.22-26 p.m. CST (~3.07.22-26 UTC, 24 April)
Last update: 15 February 2020 She turned down the volume of the TV and went outside to the back of the house where she noticed a hole in the corrugated zinc roof, some rock fragments…
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…
A microchondrule‐bearing micrometeorite and comparison with microchondrules in CM chondrites
M. D. Suttle, M. J. Genge, T. Salge, M. R. Lee, L. Folco, T. Góral, S. S. Russell, P. Lindgren Meteoritics & Planetary Science First Published: 27 March 2019 LINK “We report the discovery of…
Evidence for widespread hydrated minerals on asteroid (101955) Bennu
V. E. Hamilton, A. A. Simon, P. R. Christensen, D. C. Reuter, B. E. Clark, M. A. Barucci, N. E. Bowles, W. V. Boynton, J. R. Brucato, E. A. Cloutis, H. C. Connolly Jr, K….
Nanoscale infrared imaging analysis of carbonaceous chondrites to understand organic-mineral interactions during aqueous alteration
Yoko Kebukawa, Hanae Kobayashi, Norio Urayama, Naoki Baden, Masashi Kondo, Michael E. Zolensky, and Kensei Kobayashi PNAS January 15, 2019 116 (3) 753-758 published ahead of print January 2, 2019 https://doi.org/10.1073/pnas.1816265116 LINK “Spatial relationships between…
The Maribo CM2 meteorite fall – survival of weak material at high entry speedOPEN ACCESS
Jiri Borovicka, Olga Popova, Pavel Spurny Submitted version of an article accepted in Meteoritics and Planetary Science PDF (OPEN ACCESS) “High entry speed (> 25 km/s) and low density (< 2500 kg/m3) are two factors…
The Mineralogy of Recently Fallen Carbonaceous Meteorites, Mukundpura and Sutter’s Mill, in the Context of Asteroid (101955) Bennu
C. W. Haberle, P. R. Christensen, L. A. J. Garvie, V. E. Hamilton, R. D. Hanna, H. C. Connolly Jr., D. S. Lauretta, OSIRIS-REx Team 50th Lunar and Planetary Science Conference (2019), Abstract #2144 PDF…
Colour Cathodoluminesence Study of Forsteritic Olivine in Mukundpura (CM2) Meteorite
S. Baliyan, D. Ray 50th Lunar and Planetary Science Conference (2019), Abstract #1603 PDF abstract
Revisiting the CY (Yamato) Carbonaceous Chondrite Group
A. J. King, S. S. Russell 50th Lunar and Planetary Science Conference (2019), Abstract #1386 PDF abstract
Deoxyribose and deoxysugar derivatives from photoprocessed astrophysical ice analogues and comparison to meteoritesOPEN ACCESS
Michel Nuevo, George Cooper & Scott A. Sandford Nature Communications 9, 1–10 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Sugars and their derivatives are essential to all terrestrial life. Their presence in meteorites, together with amino…
The alteration history of the Jbilet Winselwan CM carbonaceous chondrite: An analog for C‐type asteroid sample returnOPEN ACCESS
A. J. King, S. S. Russell, P. F. Schofield, E. R. Humphreys‐Williams, S. Strekopytov, F. A. J. Abernethy, A. B. Verchovsky, M. M. Grady Meteorit Planet Sci. doi:10.1111/maps.13224 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Jbilet…
Northwest Africa 11024—A heated and dehydrated unique carbonaceous (CM) chondrite
Samuel Ebert, Addi Bischoff, Dennis Harries, Sarah Lentfort, Jean‐Alix Barrat, Andreas Pack, Jérôme Gattacceca, Robbin Visser, Peter Schmid‐Beurmann, Stephan Kimpel Meteorit Planet Sci. . doi:10.1111/maps.13212 LINK “Based on the high abundance of fine‐grained material and…
High‐mass resolution molecular imaging of organic compounds on the surface of Murchison meteorite
Minako Hashiguchi, Hiroshi Naraoka Meteorit Planet Sci. . doi:10.1111/maps.13211 LINK “High‐resolution mass spectrometry (HRMS) imaging by desorption electrospray ionization (DESI) coupled with Orbitrap MS using methanol (MeOH) spray was performed on a fragment of the…
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…
The initial structure of chondrule dust rims I: electrically neutral grains
C. Xiang, A. Carballido, R.D. Hanna, L.S. Matthews, T.W. Hyde Icarus In Press, Accepted Manuscript, Available online 26 October 2018 LINK “Highlights • FGRs formed in strong turbulence are more compact and grow more rapidly….
Compound‐specific carbon isotope compositions of aldehydes and ketones in the Murchison meteorite
Danielle N. Simkus, José C. Aponte, Robert W. Hilts, Jamie E. Elsila, Christopher D. K. Herd Meteoritics & Planetary Science First published: 14 October 2018 LINK “Compound‐specific carbon isotope analysis (δ13C) of meteoritic organic compounds…
Spectral and chemical effects of simulated space weathering of the Murchison CM2 carbonaceous chondriteOPEN ACCESS
M.S. Thompson, M.J. Loeffler, R.V. Morris, L.P. Keller, R. Christoffersen Icarus In Press, Accepted Manuscript, Available online 18 September 2018 PDF (OPEN ACCESS) LINK (OPEN ACCESS) “Highlights • Space weathering of a carbonaceous chondrite simulated…
The Amino Acid Distribution in Laboratory Analogs of Extraterrestrial Organic Matter: A Comparison to CM Chondrites
P. Modica, Z. Martins, C. Meinert, B. Zanda, and L. L. S. d’Hendecourt The Astrophysical Journal, Volume 865, Number 1 LINK “Laboratory experiments that simulate the photo- and thermo-chemistry of extraterrestrial ices always lead to…
Spectral and chemical effects of simulated space weathering of the Murchison CM2 carbonaceous chondrite
M.S. Thompson, M.J. Loeffler, R.V. Morris, L.P. Keller, R. Christoffersen Icarus In Press, Accepted Manuscript, Available online 18 September 2018 LINK “Highlights • Space weathering of a carbonaceous chondrite simulated via pulsed laser irradiation •…
White Dwarf Collisions, a promising scenario to account for meteoritic anomaliesOPEN ACCESS
J. Isern, E. Bravo Accepted for publication in RNAAS 6 September, 2018 PDF (OPEN ACCESS) “It is commonly accepted that collisions between white dwarfs (WD) are rare events that only occur in the dense interior…
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…
Effect of polychromatic X‐ray microtomography imaging on the amino acid content of the Murchison CM chondrite
Jon M. Friedrich, Hannah L. McLain, Jason P. Dworkin, Daniel P. Glavin, W. Henry Towbin, Morgan Hill, Denton S. Ebel Meteoritics & Planetary Science First published: 23 August 2018 LINK “X‐ray microcomputed tomography (μCT) is…
Collisional and alteration history of the CM parent body
Lionel G. Vacher, Yves Marrocchi, Johan Villeneuve, Maximilien J. Verdier-Paoletti, Matthieu Gounelle Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 10 August 2018 LINK “Boriskino is a little studied CM2 chondrite composed of…
Insights into the origin of carbonaceous chondrite organics from their triple oxygen isotope composition
Romain Tartèse, Marc Chaussidon, Andrey Gurenko, Frédéric Delarue, and François Robert PNAS August 6, 2018. 201808101; published ahead of print August 6, 2018. https://doi.org/10.1073/pnas.1808101115 LINK Significance “Refractory organic matter found in volatile-rich asteroidal materials essentially…
Organic and mineralogic heterogeneity of the Paris meteorite followed by FTIR hyperspectral imaging
Z. Dionnet, A. Aleon‐Toppani, D. Baklouti, F. Borondics, F. Brisset, Z. Djouadi, C. Sandt, R. Brunetto LINK Meteorit Planet Sci. . doi:10.1111/maps.13178 “Significant compositional and structural heterogeneity at nm to mm scales is an important…
The soluble organic compounds of the Mukundpura meteorite: A new CM chondrite fall
Sandra Pizzarello, Christopher T. Yarnes Planetary and Space Science Available online 2 July 2018 LINK “Highlights • The first analyses of water-soluble organic content of the MK meteorite are presented and MK composition appears to…
Hydrothermal dynamics in a CM‐based model of Ceres
B. J. Travis, P. A. Bland, W. C. Feldman, M. V. Sykes Meteoritics & Planetary Science First published: 28 June 2018 doi:10.1111/maps.13138 LINK “A 2‐D numerical study of the evolution of Ceres from a “frozen…
Redox-influenced trace element compositional differences among variably aqueously altered CM chondrites
Jon M. Friedrich, Neyda M. Abreu, Stephen F. Wolf, Julianne M. Troiano, Gregory L. Stanek Geochimica et Cosmochimica Acta Available online 27 June 2018 LINK “It is generally agreed that the CM chondrites are remarkably…
Composition, petrology, and chondrule‐matrix complementarity of the recently discovered Jbilet Winselwan CM2 chondrite
Pia Friend, Dominik C. Hezel, Jean‐Alix Barrat, Jutta Zipfel, Herbert Palme, Knut Metzler Meteoritics & Planetary Science doi/10.1111/maps.13139 First published: 25 June 2018 LINK “Jbilet Winselwan (JW) is a recently found CM2 chondrite breccia containing…
Isotope record of mineralogical changes in a spectrum of aqueously altered CM chondrites
Elishevah M.M.E. van Kooten, Larissa L. Cavalcante, Kazuhide Nagashima, Takeshi Kasama, Zoltan I. Balogh, Zan Peeters, Silver Sung-Yun Hsiao, Hsien Shang, Der-Chuen Lee, Typhoon Lee, Alexander N. Krot, Martin Bizzarro Geochimica et Cosmochimica Acta Available…
Compositional variability on the surface of 1 Ceres revealed through GRaND measurements of high‐energy gamma raysOPEN ACCESS
Lawrence, D. J., Peplowski, P. N., Beck, A. W., Feldman, W. C., Prettyman, T. H., Russell, C. T., Toplis, M. J., Wilson, J. T., Ammannito, E. , Castillo‐Rogez, J. C., DeSanctis, M. C., Mest, S….
Xenolithic Fragment in the CM Chondrite Mukundpura: Greetings from the Tucson Parent Body?
Ebert S. *, Patzek M., Bischoff A. 81st Annual Meeting of The Meteoritical Society 2018 [#6246] abstract “Achondritic fragment with distinct exsolution lamellae in the CM chondrite Mukundpura. Investigation is based on major and trace…
Nature and Occurence Frequency of Heating Processes in CM and C2- Ungrouped Chondrites as Revealed by Insoluble Organic Matter
Quirico E., Bonal L., Beck P., Alexander C. O’ M. D., Yabuta H., Nakamura T., Nakato A., Flandinet L., Montagnac G., Schmitt-Kopplin P., Herd C. D. K. 81st Annual Meeting of The Meteoritical Society 2018…
The Mukundpura (CM2) Chondrite: A New Carbonaceous Meteorite Fall in India
Ray D., Shukla A. D. 81st Annual Meeting of The Meteoritical Society 2018 [#6036] abstract “Mukundpura (CM2) is the new carbonaceous chondrite fall in India. Alteration escaped a few pristine forsteritic olivine chondrule (often with…
The Mukundpura CM2 Chondrite — Mineralogical and Magnetic Signature
Hoffmann V. H., Schmitt-Kopplin P., Wimmer K., Hochleitner R., Kaliwoda M. 81st Annual Meeting of The Meteoritical Society 2018 [#6060] abstract “The main focus of our investigations on the new CM2 chondrite Mukundpura is on…
Aqueous Alteration Characteristics of Mukundpura (CM2) Chondrite
Panda D. K., Ray D., Shukla A. D. 81st Annual Meeting of The Meteoritical Society 2018 [#6270] abstract “Hydrated minerals are commonly found in the carbonaceous chondrite due to high content of H2O (upto 10…
Mineralogy of Fine Grained Rims and Inter-Chondrules Matrix in the Paris CM Chondrite
Zanetta P.-M., Leroux H., Le Guillou C., Manda B. 81st Annual Meeting of The Meteoritical Society 2018 [#6211] abstract “We studied the mineralogy of the fine grained rims of Paris with a new high resolution…
Post-Accretion History and Reflectance Spectroscopy Properties of the Mukundpura Meteorite
Potin S., Beck P., Bonal L., Schmitt B., Moynier F., Quirico E., Garenne A. 81st Annual Meeting of The Meteoritical Society 2018 [#6072] abstract “We characterized the bulk mineralogy and alteration processes of the parent…
Preliminary Investigation of Cosmogenic Radionuclides in Mukundpura (CM2)
Shukla A. D., Ray D., Dutta A., Raychaudhuri D., Bhattacharya A. 81st Annual Meeting of The Meteoritical Society 2018 [#6112] abstract “Cosmogenic radioanuclides in the freshly fallen Mukundpura carbonaceous Chondrite (CM2) were studied to understand…
Hyperspectral FTIR imaging of irradiated carbonaceous meteorites
R. Brunetto, C. Lantz, Z. Dionnet, F. Borondics, A. Aléon-Toppani, D. Baklouti, M.A. Barucci, R.P. Binzel, Z. Djouadi, K. Kitazato, C. Pilorget Planetary and Space Science Available online 8 May 2018 LINK “Highlights • We…
Primary iron sulfides in CM and CR carbonaceous chondrites: Insights into nebular processes
Singerling, S. A. and Brearley, A. J. (2018) Meteorit Planet Sci. . doi:10.1111/maps.13108 LINK “We have carried out a systematic study involving SEM, EPMA, and TEM analyses to determine the textures and compositions of sulfides…
Fine‐grained volatile components ubiquitous in solar nebula: Corroboration from scoriaceous cosmic spherules
N. G. Rudraswami, D. Fernandes, A. K. Naik, M. Shyam Prasad, S. Taylor Meteoritics & Planetary Science First published: 25 March 2018 https://doi.org/10.1111/maps.13068 LINK “The scoriaceous cosmic spherules (CSs) that make up to a few…
Fe isotope composition of bulk chondrules from Murchison (CM2): Constraints for parent body alteration, nebula processes and chondrule-matrix complementarity
Dominik C. Hezel, Johanna S. Wilden, Daniel Becker, Sonja Steinbach, Markus Harak Earth and Planetary Science Letters, Volume 490, 15 May 2018, Pages 31-39 LINK “Highlights • We report the first Fe isotope data for…
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…
Oxygen isotope systematics of chondrules in the Murchison CM2 chondrite and implications for the CO-CM relationship
Noël Chaumard, Céline Defouilloy, Noriko T. Kita Geochimica et Cosmochimica Acta Available online 5 March 2018 LINK “High-precision oxygen three-isotope measurements of olivine and pyroxene were performed on 29 chondrules in the Murchison CM2 chondrite…
Development of an Advanced Electron Microscopy Methodology: Comparison of the Mineralogy of Fine-Grained Rims and Adjacent Matrix in the CM Paris Chondrite
Zanetta P-M., Leroux H., Le Guillou C., Zanda B. 49th Lunar and Planetary Science Conference 2018 POSTER LOCATION #97 [#2232] PDF The mineralogy of the matrix and fine-grained rims are compared in the Paris chondrite…
A dual origin for water in carbonaceous asteroids revealed by CM chondritesOPEN ACCESS
Laurette Piani, Hisayoshi Yurimoto, Laurent Remusat Submitted manuscript for publication in Nature Astronomy – Version February, 2 2018 PDF (OPEN ACCESS) “Carbonaceous asteroids represent the principal source of water in the inner Solar System and…
Chemical, isotopic and amino acid composition of Mukundpura CM2.0 (CM1) chondrite: Evidence of parent body aqueous alterationOPEN ACCESS
N.G. Rudraswami, A.K. Naik, R.P. Tripathi, N. Bhandari, S.G. Karapurkar, M.Shyam Prasad, E.V.S.S.K. Babu, V. Sarathi Geoscience Frontiers, In Press, Accepted Manuscript, Available online 17 February 2018 PDF (OPEN ACCESS) LINK “Highlights • Mukundpura has…
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….
Spectral reflectance “deconstruction” of the Murchison CM2 carbonaceous chondrite and implications for spectroscopic investigations of dark asteroids
Edward A. Cloutis, Valerie B. Pietrasz, Cain Kiddell, Matthew R.M. Izawa, Pierre Vernazza, Thomas H. Burbine, Francesca DeMeo, Kimberly T. Tait, James F. Bell III, Paul Mann, Daniel M. Applin, Vishnu Reddy Icarus, Volume 305,…
Extending the Mudball Model to Other Chondrite Groups
P. A. Bland, B. J. Travis 49th Lunar and Planetary Science Conference (2018), Abstract #2911 abstract
Ephemeral Nebular Components in the Mildly Aqueously Altered CM Carbonaceous Chondrite LEW 85311
M. R. Lee, B. E. Cohen, D. F. Mark, A. Boyce 49th Lunar and Planetary Science Conference (2018), Abstract #1287 abstract
Late formation of silicon carbide in type II supernovaeOPEN ACCESS
Nan Liu, Larry R. Nittler, Conel M. O’D. Alexander and Jianhua Wang Science Advances 17 Jan 2018: Vol. 4, no. 1, eaao1054 DOI: 10.1126/sciadv.aao1054 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “We have found that individual…
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…
Characterization of Mukundpura Carbonaceous Chondrite
R. P. Tripathi, Ambesh Dixit, N. Bhandari Current Science Vol 114, No 01 (2018) Pages: 214-217 Published: 2018-01-10 https://doi.org/10.18520/cs%2Fv114%2Fi01%2F214-217 LINK “Two meteorite fragments collected from the Mukundpura impact site, Rajasthan, India have been analysed using…
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…
Extraterrestrial formation of oldhamite and portlandite through thermal metamorphism of calcite in the Sutter’s Mill carbonaceous chondrite
Christopher W. Haberle; Laurence A.J. Garvie American Mineralogist (2017) 102 (12): 2415-2421. DOI:https://doi.org/10.2138/am-2017-6180 Published: December 01, 2017 LINK “The CM and CI carbonaceous chondrites are typically dominated by phyllosilicates with variable proportions of tochilinite, anhydrous…
Ground-based Characterization of Hayabusa2 Mission Target Asteroid 162173 Ryugu: Constraining Mineralogical Composition in Preparation for Spacecraft OperationsOPEN ACCESS
Lucille Le Corre, Juan A. Sanchez, Vishnu Reddy, Driss Takir, Edward A. Cloutis, Audrey Thirouin, Kris J. Becker, Jian-Yang Li, Seiji Sugita, Eri Tatsumi PDF (OPEN ACCESS) “Asteroids that are targets of spacecraft missions are…
Non-destructive elemental analysis of a carbonaceous chondrite with direct current Muon beam at MuSICOPEN ACCESS
K. Terada, A. Sato, K. Ninomiya, Y. Kawashima, K. Shimomura, G. Yoshida, Y. Kawai, T. Osawa & S. Tachibana Scientific Reports 7, Article number: 15478 (2017) doi:10.1038/s41598-017-15719-5 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Electron- or…
The Mukundpura meteorite, a new fall of CM chondrite
Dwijesh Ray, Anil D. Shukla Planetary and Space Science In Press, Accepted Manuscript, Available online 10 November 2017 LINK “Highlights • Mukundpura is a new CM chondrite fall. • Petrological classification suggests Mukundpura is CM2…
The selenium isotopic variations in chondrites are mass-dependent; Implications for sulfide formation in the early solar system
J. Labidi, S. König, T. Kurzawa, A. Yierpan, R. Schoenberg Earth and Planetary Science Letters Volume 481, 1 January 2018, Pages 212–222 LINK “Highlights • Significant δ82/78Se variations are recorded in chondrites. • The Se…
Oxygen isotopic ratios of primordial water in carbonaceous chondrites
Wataru Fujiya Earth and Planetary Science Letters Volume 481, 1 January 2018, Pages 264–272 LINK “Highlights • The O isotopic ratio of the primordial water in CM chondrites is determined. • The water contents of…
Evidence for accretion of fine-grained rims in a turbulent nebula for CM Murchison
Romy D. Hanna, Richard A. Ketcham Earth and Planetary Science Letters Volume 481, 1 January 2018, Pages 201–211 LINK “Highlights • Fine-grained rims on CM chondrules were formed in a weakly turbulent nebula. • Chondrules…
Correlated silicon and titanium isotopic compositions of presolar sic grains from the Murchison CM2 chondrite
Frank Gyngard, Sachiko Amari, Ernst Zinner, Kuljeet Kaur Marhas Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 23 September 2017 LINK “We report correlated Si, and Ti isotopic compositions and elemental concentrations of…
Effects of Pressure on Model Compounds of Meteorite Organic Matter
Christian Potiszil, Wren Montgomery, and Mark A. Sephton ACS Earth and Space Chemistry Publication Date: August 28, 2017 DOI: 10.1021/acsearthspacechem.7b00053 LINK “Extraterrestrial organic matter has been widely studied; however, its response to pressure has not….
Bonanza: An extremely large dust grain from a supernova
Frank Gyngard, Manavi Jadhav, Larry R. Nittler, Rhonda M. Stroud, Ernst Zinner Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 7 September 2017 LINK “We report the morphology, microstructure, and isotopic composition of…
An evaluation method of reflectance spectra to be obtained by Hayabusa2 Near-Infrared Spectrometer (NIRS3) based on laboratory measurements of carbonaceous chondritesOPEN ACCESS
Moe Matsuoka, Tomoki Nakamura, Takahito Osawa, Takahiro Iwata, Kohei Kitazato, Masanao Abe, Yusuke Nakauchi, Takehiko Arai, Mutsumi Komatsu, Takahiro Hiroi, Naoya Imae, Akira Yamaguchi, Hideyasu Kojima Earth, Planets and Space December 2017, 69:120 First Online:04…
Carbonaceous chondrites as analogs for the composition and alteration of Ceres.
McSween, H. Y., Emery, J. P., Rivkin, A. S., Toplis, M. J., C. Castillo-Rogez, J., Prettyman, T. H., De Sanctis, M. C., Pieters, C. M., Raymond, C. A. and Russell, C. T. Meteoritics & Planetary…
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…
Shock fabrics in fine-grained micrometeorites.OPEN ACCESS
Suttle, M. D., Genge, M. J. and Russell, S. S. Meteorit Planet Sci. doi:10.1111/maps.12927 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The orientations of dehydration cracks and fracture networks in fine-grained, unmelted micrometeorites were analyzed using…
Origin of Na in glass inclusions hosted in olivine from Allende CV3 and Jbilet Winselwan CM2: Implications for chondrule formation
L. Florentin, F. Faure, E. Deloule, L. Tissandier, A. Gurenko, D. Lequin Earth and Planetary Science Letters Volume 474, 15 September 2017, Pages 160–171 LINK “Highlights • Glass inclusions hosted in olivines from Allende experimentally…
Petrographic and C & O isotopic characteristics of the earliest stages of aqueous alteration of CM chondrites
Lionel G. Vacher, Yves Marrocchi, Johan Villeneuve, Maximilien J. Verdier-Paoletti, Matthieu Gounelle Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 12 July 2017 LINK “CM chondrites form the largest group of hydrated meteorites…
Cosmogenic He and Ne in chondrules from clastic matrix and a lithic clast of Murchison: No pre-irradiation by the early sun
My E.I. Riebe, Liliane Huber, Knut Metzler, Henner Busemann, Stefanie M. Luginbuehl, Matthias M.M. Meier, Colin Maden, Rainer Wieler Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 29 June 2017 LINK “Whether or…
Identification of PAH Isomeric Structure in Cosmic Dust Analogs: The AROMA Setup
Hassan Sabbah, Anthony Bonnamy, Dimitris Papanastasiou, Jose Cernicharo, Jose-Angel Martín-Gago, and Christine Joblin The Astrophysical Journal, Volume 843, Number 1 LINK “We developed a new analytical experimental setup called AROMA (Astrochemistry Research of Organics with…
Paris vs. Murchison: Impact of hydrothermal alteration on organic matter in CM chondrites
V. Vinogradoff, C. Le Guillou, S. Bernard, L. Binet, P. Cartigny, A.J. Brearley, L. Remusat Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 12 June 2017 LINK “Unravelling the origin of organic compounds…
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…
Correlations Among MicroStructure, Morphology, Chemistry, and Isotopic Systematics of Hibonite in CM Chondrites
Han J. * Liu M.-C. Kööp L. Keller L. P. Davis A. M. 80th Annual Meeting of the Meteoritical Society 2017 [#6380] abstract (PDF) ” We present TEM observations of CM hibonites to examine possible…
Nanoscale Imaging Analysis of Organic-Mineral Association in the Murchison Meteorite by NanoIR
Kebukawa Y. * Kobayashi H. Baden N. Urayama N. Kobayashi K. 80th Annual Meeting of the Meteoritical Society 2017 [#6093] abstract (PDF) “We demonstrate infrared imaging analysis of a carbonaceous chondrite with less than 100…
Electron Energy-Loss Spectroscopy of Deuterium-Rich Organic Matter in the CM Chondrite Queen Alexandra Range 97990
Haenecour P. * Zega T. J. Bose M. Howe J. Y. 80th Annual Meeting of the Meteoritical Society 2017 [#6138] abstract (PDF) “We report electron energy-loss spectroscopy measurements of a D-rich hotspot identified in the…
A New Method for Modal Abundance, Chemistry and Density Determination of Fine Grained Matrices of Primitive Chondrites
Zanetta P-M. * Leroux H. Le Guillou C. Zanda B. Hewins R. H. Lewin E. Pont S. 80th Annual Meeting of the Meteoritical Society 2017 [#6274] abstract (PDF) “Analyses of primitive chondrite matrices are not…
Olivine Extracted from the Jbilet Winselwan CM2 Chondrite — A Reference for the Regolith of C-Group Asteroids?
Harries D. * Wild P. 80th Annual Meeting of the Meteoritical Society 2017 [#6198] abstract (PDF) “We have investigated olivine grains of an unbrecciated specimen of Jbilet Winselwan (CM2) for surface morphology and particle tracks….
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…
Solar-Radiation Heating as a Possible Heat Source for Dehydration of Hydrous Carbonaceous Chondrites
Nakamura T. * Golabek G. Ohtsuka K. Matsuoka M. abstract (PDF) 80th Annual Meeting of the Meteoritical Society 2017 [#6233] “We have calculated time-dependent temperature profiles of near surface layers of primitive Near Sun Asteroid…
The Thermal History of CI and CM Chondrites and Their Relationship to Primitive Asteroid Surfaces
King A. J. * Maturilli A. Schofield P. F. Helbert J. Russell S. S. abstract (PDF) 80th Annual Meeting of the Meteoritical Society 2017 [#6220] “Heated CI and CM chondrites are likely to be excellcent…
Breccia Classification of CM Chondrites
Bischoff A., Ebert S., Metzler K., Lentfort S. 80th Annual Meeting of the Meteoritical Society 2017 [#6089] abstract “CM chondrites are heavily brecciated rocks. We suggest to classify CM chondrites in the same way as…
