Distinguishing volcanic from impact glasses—The case of the Cali glass (Colombia)
Ludovic Ferrière, Alvaro P. Crósta, Wencke Wegner, Eugen Libowitzky, Fabio Iwashita, Christian Koeberl Geology (2021) LINK “Natural glass occurs on Earth in different geological contexts, mainly as volcanic glass, fulgurites, and impact glass. All these…
Evidence from phosphorus X-ray mapping for a multistep process in the formation of olivine phenocrysts in FeO-rich porphyritic chondrules
Alan E. Rubin, Bastian Baecker Meteoritics & Planetary ScienceVersion of Record online: 31 July 2021 LINK “Phosphorus X-ray maps of olivine phenocrysts in many type II (FeO-rich) porphyritic chondrules in LL3.00 Semarkona and CO3.05 Y…
The composition of CI chondrites and their contents of chlorine and bromine: Results from instrumental neutron activation analysisOPEN ACCESS
H. Palme, J. Zipfel Meteoritics & Planetary ScienceVersion of Record online: 30 July 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Between 1973 and 1994, 15 samples of CI chondrites were analyzed by neutron activation analysis at…
Chicxulub impact structure, IODP‐ICDP Expedition 364 drill core: Geochemistry of the granite basementOPEN ACCESS
Jean-Guillaume Feignon, Sietze J. de Graaff, Ludovic Ferrière, Pim Kaskes, Thomas Déhais, Steven Goderis, Philippe Claeys, Christian Koeberl Meteoritics & Planetary ScienceFirst Published: 29 July 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The IODP-ICDP Expedition 364…
Yilan crater, China: Evidence for an origin by meteorite impact
Ming Chen, Christian Koeberl, Dayong Tan, Ping Ding, Wansheng Xiao, Ning Wang, Yiwei Chen, Xiande Xie Meteoritics & Planetary ScienceFirst Published: 29 July 2021 LINK “The Yilan crater is 1.85 km in diameter and is…
Review of synergic meteor observations: linking the results from cameras, ionosondes, infrasound and seismic detectors
Á Kereszturi, V Barta, I Bondár, Cs Czanik, A Igaz, P Mónus, D Rezes, L Szabados, B D Pál Monthly Notices of the Royal Astronomical Society, Volume 506, Issue 3, September 2021, Pages 3629–3640 LINK…
Potassium elemental and isotope constraints on the formation of tektites and element loss during impacts
Tomáš Magna, Yun Jiang, Roman Skála, Kun Wang, Paolo A.Sossi, Karel Žák Geochimica et Cosmochimica ActaAvailable online 28 July 2021 LINK “Potassium elemental and isotope systematics were investigated for a suite of central European tektites…
A model for evolving crust on 4 Vesta through combined compositional and thermal modelling
Jennifer T. Mitchell, Andrew G. Tomkins, Christopher Newton, Tim E. Johnson Earth and Planetary Science LettersVolume 571, 1 October 2021, 11710 LINK “Highlights • pMELTS modelling suggests that diogenites require a Ca-poor source.• Early extraction…
The unique spectral and geomorphological characteristics of pitted impact deposits associated with Marcia crater on Vesta
T. Michalik, K.-D. Matz, S.E. Schröder, R. Jaumann, K. Stephan, K. Krohn, F. Preusker, C.A. Raymond, C.T. Russell, K.A. Otto IcarusIn Press, Journal Pre-proof, Available online 27 July 2021 LINK “Highlights • Pitted impact deposits…
The Reflectance Spectra of CV-CK Carbonaceous chondrites from the Near Infrared to the VisibleOPEN ACCESS
Safoura Tanbakouei, J.M. Trigo-Rodriquez, J. Llorca, C.E. Moyano-Cambero, I.P. Williams, A.S. Rivkin Accepted for publication in MNRAS on July 19th, 2021 PDF (OPEN ACCESS) LINK “Carbonaceous chondrite meteorites are so far the only available samples…
Bolide fragment detection in Doppler weather radar data using artificial intelligence / machine learning
Brendon Smeresky, Paul Abell, Marc Fries, Mike Hankey Meteoritics & Planetary ScienceFirst Published: 27 July 2021 LINK “Unsupervised machine learning methods present a promising approach for detecting fragments produced from meteors and bolides as distinct…
The Global Meteor Network — Methodology and First ResultsOPEN ACCESS
Denis Vida, Damir Šegon, Peter S. Gural, Peter G. Brown, Mark J.M. McIntyre, Tammo Jan Dijkema, Lovro Pavletić, Patrik Kukić, Michael J. Mazur, Peter Eschman, Paul Roggemans, Aleksandar Merlak, Dario Zubović Accepted for publication in…
Evaluating urban micrometeorites as a research resource — A large population collected from a single rooftopOPEN ACCESS
M. D. Suttle, T. Hasse, L. Hecht Meteoritics & Planetary ScienceVersion of Record online: 27 July 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We report the recovery and characterization of a new urban micrometeorite collection derived…
Petrology and mineralogy of an igneous clast in the Northwest Africa 1685 (LL4) chondrite: Comparison with alkali-rich igneous clasts in LL-chondritic breccias
Takafumi Niihara, Tatsunori Yokoyama, Tomoko Arai, Keiji Misawa Meteoritics & Planetary ScienceFirst Published: 26 July 2021 LINK “We have conducted petrological and mineralogical studies on an igneous clast in the Northwest Africa (NWA) 1685 (LL4)…
Identification and pairing reassessment of unequilibrated ordinary chondrites from four Antarctic dense collection areas
Kevin Righter, John Schutt, Nicole Lunning, Ralph Harvey, James Karner Meteoritics & Planetary ScienceFirst Published: 24 July 2021 LINK “New analyses of Cr2O3 contents of olivines from type II chondrules in unequilibrated chondrites (UOC) from…
Nickel–manganese variability in olivine and Al‐in‐olivine thermometry for olivine‐phyric shergottites
Sierra R. Ramsey, Geoffrey H. Howarth, Arya Udry, Juliane Gross Meteoritics & Planetary ScienceFirst Published: 24 July 2021 LINK “Olivine-phyric shergottites represent primitive Martian magmas, but they commonly contain excess olivine and rarely represent primary…
Infrasound signals of fireballs detected by the Geostationary Lightning MapperOPEN ACCESS
T. Ott, E. Drolshagen, D. Koschny, G. Drolshagen, C. Pilger, P. Gaebler, P. Hupe, P. Mialle, J. Vaubaillon and B. Poppe A&A 654, A98 (2021)Received 16 April 2021 / Accepted 19 July 2021 PDF (OPEN…
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…
Infrasound detection and altitude estimation associated with the December 22, 2020 Yushu fireballOPEN ACCESS
Wei Cheng, Pengxiao Teng, Jun Lyu, Yijing Dai Geoscience Letters, Volume 8, Article number: 26 (2021) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “A large bolide was reported at 23:23:33 UTC on December 22, 2020, at a…
53Mn-53Cr systematics of sphalerite in enstatite chondrites
Jens Hopp, Julian-Christopher Storck, Thomas Ludwig, Smail Mostefaoui, Rainer Altherr, Ulrich Ott, Hans-Peter Meyer, Mario Trieloff Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 23 July 2021 LINK “Highlights • Mn-Cr systematics of sphalerite…
Ryugu’s observed volatile loss did not arise from impact heating aloneOPEN ACCESS
Kosuke Kurosawa, Ryota Moriwaki, Hikaru Yabuta, Ko Ishibashi, Goro Komatsu & Takafumi Matsui Communications Earth & Environment, Volume 2, Article number: 146 (2021) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Carbonaceous asteroids, including Ryugu and Bennu, which…
AMBITION – comet nucleus cryogenic sample returnOPEN ACCESS
D. Bockelée-Morvan, Gianrico Filacchione, Kathrin Altwegg, Eleonora Bianchi, Martin Bizzarro, Jürgen Blum, Lydie Bonal, Fabrizio Capaccioni, Mathieu Choukroun, Claudio Codella, Hervé Cottin, Björn Davidsson, Maria Cristina De Sanctis, Maria N. Drozdovskaya, Cecile Engrand, Marina Galand,…
Organic matter in carbonaceous chondrite lithologies of Almahata Sitta: Incorporation of previously unsampled carbonaceous chondrite lithologies into ureilitic regolith
Yoko Kebukawa, Michael. E. Zolensky, Cyrena A. Goodrich, Motoo Ito, Nanako O. Ogawa, Yoshinori Takano, Naohiko Ohkouchi, Kento Kiryu, Motoko Igisu, Takazo Shibuya, Matthew A. Marcus, Takuji Ohigashi, James Martinez, Yu Kodama, Muawia H. Shaddad,…
IIE irons: Origin, relationship to ordinary chondrites, and evidence for siderophile-element fractionations caused by chondrule formation
Alan E. Rubin Meteoritics & Planetary ScienceVersion of Record online: 19 July 2021 LINK “IIE irons were derived from chondritic precursors that were the most reduced ordinary chondrites. The bulk chemical (e.g., Ir/Ni, Ir/Au, Au/Ni,…
Constraints on the origins of iron silicide spherules in ultrahigh-temperature distal impact ejectaOPEN ACCESS
Sergei Batovrin, Boris Lipovsky, Yury Gulbin, Yury Pushkarev, Yury A. Shukolyukov Meteoritics & Planetary ScienceVersion of Record online: 19 July 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Terrestrially occurring iron silicide spherules, described in the geological…
Asteroid 16 Psyche: Shape, Features, and Global MapOPEN ACCESS
Michael K. Shepard, Katherine de Kleer, Saverio Cambioni, Patrick A. Taylor, Anne K. Virkki, Edgard G. Rívera-Valentin, Carolina Rodriguez Sanchez-Vahamonde, Luisa Fernanda Zambrano-Marin, Christopher Magri, David Dunham The Planetary Science Journal, Volume 2, Number 4Published:…
‘Ramón de las Yaguas’ (prov.), apparent meteorite fall at ~16.56 UTC on 10 July 2021 (OC (‘L6’?), 2.76 kg) near El Ramón de las Yaguas, Santiago de Cuba province, Cuba
Last update: 25 May 2023 On 16 July the Ciencia Tecnología y Medio Ambiente (CITMA) of Cuba reported that on 10 July a 2.76-kilogram meteorite (13.7 cm x 12.9 cm x 9.8 (11) cm) was…
Modeling the Mechanisms of the Destruction of the Surface Layer of a Meteoroid under the Influence of a Thermal Factor
V. A. Andrushchenko, V. A. Goloveshkin & N. G. Syzranova Mathematical Models and Computer Simulations, Volume 13, pages 698–704 (2021)Published: 14 July 2021 LINK “Based on the equations of the classical linear theory of elasticity,…
Petrology and classification of A-9003, A 09535, and Y-82094: A new type of carbonaceous chondrite
M. Kimura, R. C. Greenwood, M. Komatsu, N. Imae, A. Yamaguchi, R. Sato Meteoritics & Planetary ScienceVersion of Record online: 12 July 2021 LINK “Most carbonaceous (C) chondrites are classified into eight major groups: CI,…
Geologic History and Crater Morphology of Asteroid (162173) Ryugu Crater morphology and chronology of asteroid Ryugu
Y. Cho, T. Morota, M. Kanamaru, N. Takaki, K. Yumoto, C. M. Ernst, M. Hirabayashi, O. S. Barnouin, E. Tatsumi, K. A. Otto, N. Schmitz, R. J. Wagner, R. Jaumann, H. Miyamoto, H. Kikuchi, R….
Exploring the environments of Martian impact-generated hydrothermal systems and their potential to support lifeOPEN ACCESS
Nisha K. Ramkissoon, Stuart M. R. Turner, Michael C. Macey, Susanne P. Schwenzer, Mark H. Reed, Victoria K. Pearson, Karen Olsson-Francis Meteoritics & Planetary ScienceVersion of Record online: 12 July 2021 LINK (OPEN ACCESS)PDF (OPEN…
Melt inclusions in chassignite NWA 2737: A link between processes recorded in Martian meteorites and rocks at Gale crater
Peiyu Wu, Esteban Gazel, Arya Udry, Jacob B. Setera, Amanda Ostwald Meteoritics & Planetary ScienceVersion of Record online: 10 July 2021 LINK “Northwest Africa (NWA) 2737, one of the only three discovered Martian chassignites, provides…
Survival of presolar p-nuclide carriers in the nebula revealed by stepwise leaching of Allende refractory inclusionsOPEN ACCESS
Bruce L. A. Charlier, François L. H. Tissot, Hauke Vollstaedt, Nicolas Dauphas, Colin J. N. Wilson, Ren T. Marquez Science Advances 09 Jul 2021:Vol. 7, no. 28, eabf6222 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The 87Rb-87Sr…
The astrophysical context of collision processes in meteorites
Yves Marrocchi, Marco Delbo, Matthieu Gounelle Meteoritics & Planetary ScienceVersion of Record online: 09 July 2021 LINK “Chondrites are leftover solids from the early evolution of the solar protoplanetary disk that never experienced melting since…
Neutron capture 128Xe and 129Xe in the San Juan mass of the Campo del Cielo IAB iron meteorite: Evidence for a high fluence of thermalized neutronsOPEN ACCESS
O. Pravdivtseva, M. E. Varela, A. Meshik, A. J. Campbell, M. Saavedra, D. Topa, Meteoritics & Planetary ScienceVersion of Record online: 09 July 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The petrographic study of the San…
Revisiting the paleomagnetism of Muong Nong layered tektites: Implications for their formation processOPEN ACCESS
Jérôme Gattacceca, Pierre Rochette, Yoann Quesnel, Sounthone Singsoupho, Meteoritics & Planetary ScienceVersion of Record online: 09 July 2021 LINK PDF (OPEN ACCESS) Submitted: 22 October 2021 “Among Australasian tektites, the so-called Muong Nong tektites stand…
Impacts on Ceres and Vesta: Source regions, cratering, and fragmentationOPEN ACCESS
Patricio Zain, Romina Di Sisto, Gonzalo de Elia Astronomy & AstrophysicsA&A, Forthcoming article, Accepted: 24 June 2021 PDF (OPEN ACCESS)LINK “We perform a study on the impacts on Ceres and Vesta. We aim to determine…
Spectral diversity of the inner belt primitive asteroid background population
Anicia Arredondo, Humberto Campins, Noemi Pinilla-Alonso, Julia de León, Vania Lorenzi, David Morate, Juan Luis Rizos, Mário De Prá IcarusIn Press, Journal Pre-proof, Available online 9 July 2021 LINK “Highlights • New NIR observations of…
Dark Primitive Asteroids Account for a Large Share of K/Pg-Scale Impacts on the EarthOPEN ACCESS
David Nesvorny, William F. Bottke, Simone Marchi Icarus PDF (OPEN ACCESS) LINK (Update: 15 July 2021) “Highlights • We develop a dynamical model for large near-Earth asteroids to understand the occurrence rate and nature of…
Calculation of a magnetic force acting on small superconducting celestial bodiesOPEN ACCESS
Lukasz Tomkow The European Physical Journal Plus volume 136, Article number: 730 (2021)Published: 08 July 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Recent discoveries of superconducting phases in the samples of meteorites suggest the possibility of…
Minimum perihelion distances and associated dwell times for near-Earth asteroidsOPEN ACCESS
Athanasia Toliou, Mikael Granvik, Georgios Tsirvoulis Monthly Notices of the Royal Astronomical Society, stab1934Published: 08 July 2021 LINK PDF (OPEN ACCESS) (preprint) “The observed near-Earth asteroid population contains very few objects with small perihelion distances,…
Oxygen and Al-Mg isotopic constraints on cooling rate and age of partial melting of an Allende Type B CAI, Golfball
Noriyuki Kawasaki, Shoichi Itoh, Naoya Sakamoto, Steven B. Simon, Daiki Yamamoto, Hisayoshi Yurimoto Meteoritics & Planetary ScienceVersion of Record online: 07 July 2021 LINK “Coarse-grained, igneous Ca-Al-rich inclusions (CAIs) in CV chondrites formed through multiple…
Interstellar Now! Missions to Explore Nearby Interstellar Objects
Andreas M. Hein, T. Marshall Eubanks, Manasvi Lingam, Adam Hibberd, Dan Fries, Jean Schneider, Pierre Kervella, Robert Kennedy, Nikolaos Perakis, Bernd Dachwald Advances in Space ResearchAvailable online 7 July 2021 LINK “The recently discovered first…
A preparation sequence for multi-analysis of µm-sized extraterrestrial and geological samples
Alice Aléon-Toppani, Rosario Brunetto, Jérôme Aléon, Zelia Dionnet, Stefano Rubino, Dan Levy, David Troadec, François Brisset, Ferenc Borondics, Andrew King Meteoritics & Planetary ScienceVersion of Record online: 07 July 2021 LINK “With the recent and…
Tellurium isotope cosmochemistry: Implications for volatile fractionation in chondrite parent bodies and origin of the late veneer
Jan L. Hellmann, Timo Hopp, Christoph Burkhardt, Harry Becker, Mario Fischer-Gödde, Thorsten Kleine Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 6 July 2021 LINK “Tellurium stable isotope compositions and abundances (δ128/126Te relative to…
The Effect of a Strong Pressure Bump in the Sun’s Natal Disk: Terrestrial Planet Formation via Planetesimal Accretion Rather than Pebble Accretion
André Izidoro, Bertram Bitsch, and Rajdeep Dasgupta The Astrophysical Journal, Volume 915, Number 1 LINK “Mass-independent isotopic anomalies of carbonaceous and noncarbonaceous meteorites show a clear dichotomy suggesting an efficient separation of the inner and…
Fingerprinting the Cretaceous-Paleogene boundary impact with Zn isotopesOPEN ACCESS
Ryan Mathur, Brandon Mahan, Marissa Spencer, Linda Godfrey, Neil Landman, Matthew Garb, D. Graham Pearson, Sheng-Ao Liu & Francisca E. Oboh-Ikuenobe Nature Communications volume 12, Article number: 4128 (2021)Published: 05 July 2021 LINK (OPEN ACCESS)PDF…
Mineralogy of fine-grained matrix, fine-grained rim, chondrule rim, and altered mesostasis of a chondrule in Asuka 12169, one of the least altered CM chondrites
Takaaki Noguchi, Masahiro Yasutake, Akira Tsuchiyama, Akira Miyake, Makoto Kimura, Akira Yamaguchi, Naoya Imae, Kentaro Uesugi, Akihisa Takeuchi Polar ScienceAvailable online 3 July 2021 LINK “Mineralogy of fine-grained matrix (FGM), fine-grained rim (FGR), chondrule rim,…
UV-visible-infrared spectral survey of Antarctic carbonaceous chondrite chips
T.Hiroi, H. Kaiden, N. Imae, K. Misawa, H. Kojima, S. Sasaki, M. Matsuoka, T. Nakamura, D.L. Bish, K. Ohtsuka, K.T. Howard, K.R. Robertson, R.E. Milliken Polar ScienceAvailable online 29 June 2021 LINK “Antarctic carbonaceous chondrite…
Laboratory Investigations Coupled to VIR/Dawn Observations to Quantify the Large Concentrations of Organic Matter on CeresOPEN ACCESS
Vassilissa Vinogradoff, Giovanni Poggiali, Andrea Raponi, Mauro Ciarniello, Simone De Angelis, Marco Ferrari, Julie C. Castillo-Rogez, John Brucato, Maria-Cristina De Sanctis Minerals 2021, 11(7), 719Published: 3 July 2021 LINK (OPEN ACCESS)PDF (download) “Organic matter directly…
Regional Photometric Modeling of Asteroid (101955) BennuOPEN ACCESS
D. R. Golish, J.-Y. Li, B. E. Clark, D. N. DellaGiustina, X.-D. Zou, J. L. Rizos, P. H. Hasselmann, C. A. Bennett, S. Fornasier, C. Drouet d’Aubigny, B. Rizk, M. G. Daly, O. S. Barnouin,…
Northwest Africa (NWA) 12563 and ungrouped C2 chondrites: Alteration styles and relationships to asteroidsOPEN ACCESS
P.-M. Zanetta, B. Zanda, C.Le Guillou, J. Gattacceca, C. Sognzoni, S. Pont, L. Piani, T. Rigaudier, H. Leroux, R. Brunetto, R. Maupin, Z. Djouadi, S. Bernard, D. Deldicque, V. Malarewicz, Z. Dionnet, A. Aléon-Toppani, A….
Terrestrial planet compositions controlled by accretion disk magnetic fieldOPEN ACCESS
William F. McDonough & Takashi Yoshizaki Progress in Earth and Planetary Science, Volume 8, Article number: 39 (2021)Review LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Terrestrial planets (Mercury, Venus, Earth, and Mars) are differentiated into three layers:…
Campo del Cielo Strewn Field: Modeling and Comparison with Observations
Schmalen A. *, Luther R., Artemieva N. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6044) PDF Reconstruction of the Campo del Cielo impact event, i.e., to estimate the minimal pre-atmospheric mass and…
Origin of Enstatite Chondrite Fragments in Almahata Sitta: Implications for the Enstatite Chondrite Parent Body
Downes H., Goodrich C. A., Greenwood R. C., Abernethy F. J. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6089) PDF Almahata Sitta contains as wide a range of enstatite chondrite fragments as…
Arpu Kuilpu, an Ordinary Chondrite on a Jupiter Family Cometary Orbit
Towner M. C., Sansom E. K., Devillepoix H. A. R., Cupak M., Bland P. A., Anderson S. L., Shober P. M. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6206) PDF We describe…
Statistical Chronometry: Anchors Away!
Desch S. J., Dunlap D. R., Williams C. D., Torrano Z. A. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6231) PDF We fit 4 parameters (CAI Pb-Pb ages; solar system initial 53Mn/55Mn,…
O-Isotope Signatures of Olivine and Pyroxene Grains in C1 and CM-Like Clasts
Patzek M., Bischoff A., Ludwig T., Whitehouse M., Trieloff M., Visser R., John T. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6096) PDF The olivine and pyroxene grains in C1 clasts seem…
Microscale H, C, and N Isotopic Distributions in Three Pristine CM Chondrites
Nittler L. R., Alexander C. M. O’D., Verdier-Paoletti M. J. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6063) PDF In 3 CM rocks / H, C, and N isotopes / Huge diversity.
Revising the Angrite Fractionation Line: New Insights from High-Precision Oxygen Isotope Studies
Rider-Stokes B. G., Greenwood R. C., Anand M., Franchi I. A., White L. F. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6071) PDF Here we present new oxygen isotope data for angrite…
CAIs in Ordinary and Enstatite Chondrites
Dunham E. T. *, Liu M.-C., Matsuda N., McKeegan K. D. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6133) PDF NC CAIs / Very small and rare, unlike / CC CAIs.
The Conspicuous Compound Chondrule-CAI Conundrum: A Case Study Within the Brecciated CM2.2 Lithology of the Carbonaceous Breccia Aguas Zarcas
Martin P. M. C., Lee M. R. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6190) PDF Discovery of a new Compound Chondrule-CAI (CCCAI) within the brecciated CM2.2 lithology of the carbonaceous breccia…
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…
A Temporal Shift of Chondrule Generation from the Inner to Outer Solar System
84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6030) PDF The Al-Mg ages of chondrules from pristine CM and CO chondrites are systematically younger than those of the majority of ordinary chondrite chondrules,…
Timing and Environment of Chondrule Formation
Kadlag Y. *, Leya I., Mezger K., Bouvier A.-S., Haberthür D., Hlushchuk R. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6060) PDF Combining temporal information (from Al-Mg relative ages) with environment (from…
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…
Investigating the Origin of Oxygen Isotopic Variations in Meteorites
Burbine T. H., Greenwood R. C. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6210) PDF We are currently undertaking modeling to investigate how the oxygen isotopic variations seen in meteorites can be…
Oxygen Isotope Reservoirs in the Solar Nebula
Desch S. J., Mane P., Dunham E. T., Williams C. D. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6244) PDF Our astrophysical model combining magnetic forces on dust during star formation and…
A Xenolith from an Early Formed Parent Body in the CM Carbonaceous Chondrite LaPaz Icefield 02239
Lee M. R., Martin P. M. C., Floyd C. J., Jenkins L. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6176) PDF Why do so few xenoliths in CM carbonaceous chondrites have a…
Geochemical Characterization of Mukundpura Carbonaceous Chondrite (CM2): Insights into Planetary Processes
Dutta A., Raychaudhuri D., Mishra M., Ram R., Bhattacharya A. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6106) PDF Partitioning of different trace elements and REEs among the various silicate phases, in…
Ungrouped Chondrite Chug-Chug 086
Ivanova M. A., Zinovieva N. G., Franchi I. A., Lorenz C. A., Teplyakova S. N. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6108) PDF A new ungrouped chondrite Chug-Chug 086 has affinities…
Mean Atomic Weight, Grain Density, and Porosity of Flensburg Unique Carbonaceous Condrite
Szurgot M. A. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6006) PDF Mean atomic weight (Amean), grain density (dgr) and porosity of Flensburg unique carbonaceous chondrite were determined. It was shown that…
Magnetite-Rich C2-ung Chondrites and Their Asteroidal Parent Bodies
Hewins R. H., Zanetta P.-M., Zanda B., Le Guiillou C., Leroux H., Brunetto R., Maupin R., Djouadi Z., Gattacceca J., Sognzoni C., Pont S., Piani L., Rigaudier T., Bernard S., Deldicque D., Malarewicz V., Dionnet…
Initial Descriptions of Asteroid Ryugu Samples Returned by Hayabusa2
Yada T., Abe M., Nakato A., Yogata K., Miyazaki A., Kumagai K., Hatakeda K., Okada T., Nishimura M., Furuya S., Yoshitake M., Iwamae A., Soejima H., Hitomi Y., Riu L., Lourit L., Pilorget C., Hamm…
Discovery of High-Pressure Polymorphs in the Recent Fall of Viñales (L6 Ordinary Chondrite): Implications for Collisions on its Parent Body
Baziotis I., Xydous S., Papoutsa A., Hu J., Ma C., Ferrière L., Klemme S., Berndt J., Asimow P. D. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6115) PDF Viñales, a L6 ordinary…
Raman Spectroscopy of Freshy Fallen Mahadeva (H5/6) Chondrite
Panda D. K., Shukla A. D. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6156) PDF Study of a new chondrite meteorites always shades some insights on the understanding of the records of…
Madura Cave: A New Meteorite Fall Delivered from an Aten Orbit
Devillepoix H. A. R., Anderson S., Sansom E. K., Lagain A., Towner M. C., Bland P. A., Howie R. M., Cupak M., Benedix G. K., Forman L. V., Shober P., Hartig B. A. D. 84th…
Mean Atomic Weight, Grain Density, and Porosity of Cavezzo Chondrite
Szurgot M. A. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6009) PDF Mean atomic weight (Amean), grain density (dgr), and porosity (P) of anomaleous Cavezzo L5 chondrite were predicted. It was shown…
Reanalysis of the 24 November 1970 Fireball
Gritsevich M., Moilanen J., Visuri J., Heinlein D., Schweidler F., Flohrer J., Oberst J. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6216) PDF We demonstrate that the EN241170 fireball was the fall…
Newly Recognized Classes of Type 3 Carbonaceous Chondrites with Extreme Oxygen Isotopic Compositions Beyond the CCAM Trend
Irving A. J., Garvie L. A. J., Carpenter P. K., Ziegler K. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6218) PDF Three new types of ungrouped carbonaceous chondrite from Northwest Africa have…
The Metal-Rich Lithology Within the Aguas Zarcas Breccia: Characterization, Origin, and Evolution
Kerraouch I., Bischoff A., Zolensky M. E., Hellmann J. L., Wölfer E., King A. J., Patzek M., Marrocchi Y., Pack A., Ludwig T., Trieloff M. 84th Annual Meeting of The Meteoritical Society 2021 (abstract #…
Spectroscopic Investigation of Ungrouped Carbonaceous Chondrites
Yesiltas M., Kebukawa Y., Zolensky M. E., Fries M., Glotch T. D. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6098) PDF We present detailed spectroscopic and imaging data on multiple C2-ung chondrites…
Silicate Minerals in CM Carbonaceous Chondrites Murchison and Aguas Zarcas
Bose M., Hahn T. M. Jr., Jin Z. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6078) PDF Silicate minerals in Aguas Zarcas has elevated hydrogen isotopic ratios compared to Murchison. Isolated olivines…
FTIR Spectroscopy and X-CT Characterization of the New CM Aguas Zarcas
Dionnet Z., Aléon-Toppani A., Rubino S., Suttle M. D., Lantz C., Grieco F., Baklouti D., Djouadi Z., Rotundi A., Scheel M., Borondics F., Heripre E., Avdellidou C., Brunetto R. 84th Annual Meeting of The Meteoritical…
PAH Content of CM Chondrites: Influence of Aqueous Alteration on the Parent Body?
Lecasble M., Remusat L., Viennet J.-C., Laurent B., Bernard S. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6205) PDF We extracted PAHs from Mukundpura, Aguas Zarcas, Kolang and Tarda. PAH concentration and…
Phyllosilicate Rich Rims in Mukundpura Meteorite: Implications for Parent Body Aqueous Alteration
Baliyan S., Ray D. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6247) PDF This study focuses on the origin and alteration of fine-grained rims in Mukundpura meteorite (CM2).
Identification of Clasts in CM Chondrite Fall Kolang with S and Ca
Jenkins L. E., Lee M., Daly L., King A. J., Chung P. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6161) PDF Clasts experienced / Alteration with fluids / Of varied makeups.
Post-Brecciation Chondrule Flattening and Petrofabric Formation in CM Chondrite Kolang
Jenkins L. E., Lee M., Daly L., King A. J., Chung P. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6165) PDF Petrofabrics and / Flattened chondrules shared among / The clasts of…
Organic Compounds in the Tarda C2 Ungrouped Carbonaceous Chondrite: MTBSTFA as a One-Pot Extraction Technique
84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6116) PDF In our study we employed MTBSTFA to identify organic compounds in the Tarda C2 ungrouped carbonaceous chondrite and characterize the performance of this…
Alteration of Carbonate in the Aguas Zarcas and Tarda Carbonaceous Chondrites
Hicks L. J., Bridges J. C. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6157) PDF In this study of Aguas Zarcas and Tarda carbonaceous chondrites, we aim to constrain the history of…
Tarda an Unusual Carbonaceous Chondrite Meteorite Fall from Morocco
Chennaoui Aoudjehane H., Agee C. B., Ziegler K., Garvie L. A. J., Irving A., Sheikh D., Carpenter P. K., Zolensky M., Schmitt-Kopplin P., Trif L. 84th Annual Meeting of The Meteoritical Society 2021 (abstract #…
Experimental Alteration of Insoluble Organic Matter of the Paris Meteorite
Laurent B., Holin M., Beyssac O., Brunetto R., Brunelle A., Bouvier C., Remusat L. * 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6202) PDF The Paris IOM was subjected to aqueous alteration…
A Possible Record of an Active Asteroid: Discovery of a Compact Lithology in the Aguas Zarcas CM Chondrite
Yang X., Hanna R. D., Davis A. M., Neander A. I., Heck P. R. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6075) PDF We found a previously unreported lithology of compact fragments…
Noble Gas Chronology of Erg Chech 002 Ungrouped Achondrite
Takenouchi A., Sumino H., Yamaguchi A., Barrat J. A. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6162) PDF We conducted Ar-Ar analyses of recently found andesitic achondrite Erg Chech 002. The Ar-Ar…
Petrography of Fine-Grained Domains in Ungrouped Achondrite Erg Chech 002: Evidence for Different Cooling Histories?
Hamann C., Collinet M., Schwinger S., Kaufmann F. E. D., Bonato E., Greshake A., Maturilli A., Helbert J., Hecht L. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6236) PDF Here we describe…
A Spatial Heat Map for the 7 November 2020 Iron Meteorite Fall
Moilanen J., Gritsevich M. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6252) PDF On the difference between density and mass distribution per surface area heat maps made from dark flight Monte Carlo…
Timing of lunar Mg-suite magmatism constrained by SIMS U-Pb dating of Apollo norite 78238OPEN ACCESS
Bidong Zhang, Yangting Lin, Desmond E. Moser, Paul H. Warren, Jialong Hao, Ivan R. Barker, Sean R. Shieh, Audrey Bouvier Earth and Planetary Science LettersVolume 569, 1 September 2021 LINK (OPEN ACCESS)PDF (download) “Highlights •…
