Constraining ordinary chondrite composition via near-infrared spectroscopy
Adriana M. Mitchell, Vishnu Reddy, Benjamin N.L. Sharkey, Juan A. Sanchez, Thomas H. Burbine, Lucille Le Corre, Cristina A. Thomas Icarus In Press, Journal Pre-proof, Available online 30 August 2019 LINK “Highlights • Ordinary chondrites…
Oxygen isotope systematics of chondrule olivine, pyroxene, and plagioclase in one of the most pristine CV3Red chondrites (Northwest Africa 8613)
Andreas T. Hertwig, Makoto Kimura, Céline Defouilloy, Noriko T. Kita Meteoritics & Planetary Science First Published: 30 August 2019 LINK “We performed in situ oxygen three‐isotope measurements of chondrule olivine, pyroxenes, and plagioclase from the…
Petrography, relationships, and petrogenesis of the gabbroic lithologies in Northwest Africa 773 clan members Northwest Africa 773, 2727, 3160, 3170, 7007, and 10656
S. N. Valencia, B. L. Jolliff, R. L. Korotev Meteoritics & Planetary Science First Published: 29 August 2019 LINK “The Northwest Africa (NWA) 773 clan of lunar meteorite stones are coarse‐grained breccias that provide an…
A morphologic and crystallographic comparison of CV chondrite matrices
L. V. Forman, N. E. Timms, P. A. Bland, L. Daly, G. K. Benedix, P. W. Trimby Meteoritics & Planetary Science First Published: 29 August 2019 LINK “Meteoritic matrices are commonly classified by their modal…
A TEM and EELS study of carbon in a melt fragment from the Gardnos impact structureOPEN ACCESS
Paula Lindgren, Lydia Hallis, Fredrik S. Hage, Martin R. Lee, John Parnell, Anders Plan, Alistair Doye, Ian MacLaren Meteoritics & Planetary Science First Published: 29 August 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “A carbon‐rich…
Geochemistry and Sm‐Nd chronology of a Stannern‐group eucrite, Northwest Africa 7188
Saya Kagami, Makiko K. Haba, Tetsuya Yokoyama, Tomohiro Usui, Richard C. Greenwood Meteoritics & Planetary Science First Published: 29 August 2019 LINK “We report the results of a detailed study of the basaltic eucrite Northwest…
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…
Chondrule Formation by the Jovian Sweeping Secular ResonanceOPEN ACCESS
Munan Gong, Xiaochen Zheng, Douglas N.C. Lin, Kedron Silsbee, Clement Baruteau, Shude Mao Accepted for publication by ApJ PDF (OPEN ACCESS) LINK “Chondrules are silicate spheroids found in meteorites, serving as important fossil records of…
A unique CO-like micrometeorite hosting an exotic Al-Cu-Fe-bearing assemblage – close affinities with the Khatyrka meteoriteOPEN ACCESS
M. D. Suttle, K. Twegar, J. Nava, R. Spiess, J. Spratt, F. Campanale & L. Folco Scientific Reports, volume 9, Article number: 12426 (2019) LINK (OPEN ACCESS) PDF (OPEN ACCESS) “We report the discovery of…
Images from the surface of asteroid Ryugu show rocks similar to carbonaceous chondrite meteorites
R. Jaumann, N. Schmitz, T.-M. Ho, S. E. Schröder, K. A. Otto, K. Stephan, S. Elgner, K. Krohn, F. Preusker, F. Scholten, J. Biele, S. Ulamec, C. Krause, S. Sugita, K.-D. Matz, T. Roatsch, R….
Fine-grained rim formation – high speed, kinetic dust aggregation in the early Solar SystemOPEN ACCESS
Kurt Liffman Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 22 August 2019 LINK PDF (OPEN ACCESS) “Type 3 chondritic meteorites often contain chondrules and refractory inclusions that are coated with accretionary, fine-grained…
GAUSS — A Sample Return Mission to CeresOPEN ACCESS
Xian Shi, Julie Castillo-Rogez, Henry Hsieh, Hejiu Hui, Wing-Huen Ip, Hanlun Lei, Jian-Yang Li, Federico Tosi, Liyong Zhou, Jessica Agarwal, Antonella Barucci, Pierre Beck, Adriano Campo Bagatin, Fabrizio Capaccioni, Andrew Coates, Gabriele Cremonese, Rene Duffard,…
Evidence for subsolidus quartz-coesite transformation in impact ejecta from the Australasian tektite strewn fieldOPEN ACCESS
Fabrizio Campanale, Enrico Mugnaioli, Luigi Folco, Mauro Gemmi, Martin R.Lee, Luke Daly, Billy P.Glass Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 21 August 2019 LINK (OPEN ACCESS) “Highlights • SEM and μRaman…
Potassium isotopic compositions of howardite-eucrite-diogenite meteorites
Zhen Tian, Heng Chen, Bruce Fegley, Katharina Lodders, Jean-Alix Barrat, James M.D.Day, Kun Wang (王昆) Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 21 August 2019 LINK “We report new high-precision stable K…
Modal abundances of coarse-grained (>5 µm) components within CI-chondrites and their individual clasts – mixing of various lithologies on the CI parent body(ies)OPEN ACCESS
Julian Alfing, Markus Patzek, Addi Bischoff Geochemistry Available online 20 August 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “For the bulk rocks of CI chondrites, various values are given for the modal abundance of matrix…
Formation of disk- and bowl-shaped igneous Ca,Al-rich inclusions: Constraints from their morphology, textures, mineralogy and modelling
C. Lorenz, M. Ivanova, A. Krot, V. Shuvalov Geochemistry Available online 19 August 2019 LINK “Calcium-aluminum-rich inclusions (CAIs) are the oldest Solar System solids dated that formed by evaporation, condensation, aggregation and, sometimes, melting processes…
Interstellar 60Fe in Antarctica
Dominik Koll, Gunther Korschinek, Thomas Faestermann, J. M. Gómez-Guzmán, Sepp Kipfstuhl, Silke Merchel, and Jan M. Welch Phys. Rev. Lett. 123, 072701 – Published 12 August 2019 LINK “Earth is constantly bombarded with extraterrestrial dust containing…
Abundance of highly siderophile elements in lunar basalts controlled by iron sulfide melt
James M. Brenan, James E. Mungall & Neil R. Bennett Nature Geoscience, 1–6 Published: 19 August 2019 LINK “The Moon accreted meteoritic material towards the end of Solar System formation. Quantification of this late accretion…
The role of shape-dependent flight stability in the origin of oriented meteorites
Khunsa Amin, Jinzi Mac Huang, Kevin J. Hu, Jun Zhang, and Leif Ristroph PNAS August 13, 2019 116 (33) 16180-16185; first published July 26, 2019 https://doi.org/10.1073/pnas.1815133116 LINK “Significance Motivated by the conical shape of so-called…
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…
Pb isotope evidence for rapid accretion and differentiation of planetary embryosOPEN ACCESS
J.N. Connelly, M. Schiller, M. Bizzarro Earth and Planetary Science Letters Volume 525, 1 November 2019, 115722 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Highlights • We report a Pb-Pb age of 4565.47 ± 0.30 Ma…
Cr isotopes in physically separated components of the Allende CV3 and Murchison CM2 chondrites: Implications for isotopic heterogeneity in the solar nebula and parent body processesOPEN ACCESS
Yogita Kadlag, Harry Becker, Andreas Harbott Meteoritics & Planetary Science First Published: 12 August 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Chromium isotopic data of physically separated components (chondrules, CAIs, variably magnetic size fractions) of…
Selenium isotopes as tracers of a late volatile contribution to Earth from the outer Solar System
María Isabel Varas-Reus, Stephan König, Aierken Yierpan, Jean-Pierre Lorand & Ronny Schoenberg Nature Geoscience, 1–4, Published: 12 August 2019 LINK “The origin of Earth’s volatiles has been attributed to a late addition of meteoritic material…
Heating duration of igneous rim formation on a chondrule in the Northwest Africa 3118 CV3oxA carbonaceous chondrite inferred from micro-scale migration of the oxygen isotopes
Nozomi Matsuda, Naoya Sakamoto, Shogo Tachibana, Hisayoshi Yurimoto Geochemistry Available online 10 August 2019 LINK “Due to their common occurrence in various types of chondrites, igneous rims formed on pre-existing chondrules throughout chondrule-forming regions of…
Origins of meteoritic nanodiamonds investigated by coordinated atom‐probe tomography and transmission electron microscopy studies
Josiah B. Lewis, Christine Floss, Dieter Isheim, Tyrone L. Daulton, David N. Seidman, Ryan Ogliore Meteoritics & Planetary Science First Published: 11 August 2019 LINK “To constrain the origins of meteoritic nanodiamonds, the abundance ratios…
Northwest Africa 10414, a pigeonite cumulate shergottite
R.H. Hewins, B. Zanda, S. Pont, P.‐M. Zanetta Meteoritics & Planetary Science First Published: 11 August 2019 LINK “Northwest Africa (NWA) 10414 is an unusual shergottite with a cumulate texture. It contains 73% coarse prismatic…
Combination of infrasound signals and complementary data for the analysis of bright fireballs
Theresa Ott, Esther Drolshagen, Detlef Koschny, Pierrick Mialle, Christoph Pilger, Jeremie Vaubaillon, Gerhard Drolshagen, Björn Poppe Planetary and Space Science In Press, Journal Pre-proof, Available online 10 August 2019 LINK “Highlights • Detailed analysis of…
Cosmic dust fluxes in the atmospheres of Earth, Mars, and VenusOPEN ACCESS
Juan Diego Carrillo-Sánchez, Juan Carlos Gómez-Martín, David L. Bones, David Nesvorný, Petr Pokorný, Mehdi Benna, George J. Flynn, John M.C. Plane Icarus Available online 2 August 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The ablation…
Natural superheavy nuclei in astrophysical dataOPEN ACCESS
Andrey Alexandrov, Victor Alexeev, Alexander Bagulya, Aigerim Dashkina, Mikhail Chernyavsky, Alexei Gippius, Lyudmila Goncharova, Sergei Gorbunov, Victor Grachev, Galina Kalinina, Nina Konovalova, Natalia Okateva, Tatiana Pavlova, Natalia Polukhina, Ruslan Rymzhanov, Nikolai Starkov, Than Naing Soe,…
The promise and potential pitfalls of acid leaching for Pb-Pb chronology
Kengo T.M. Ito, Yuki Hibiya, Yoshitaka Homma, Takashi Mikouchi, Tsuyoshi Iizuka Chemical Geology Volume 525, 20 October 2019, Pages 343-355 LINK “Highlights • We studied the mechanism by which acid leaching separates radiogenic and non-radiogenic…
An ancient reservoir of volatiles in the Moon sampled by lunar meteorite Northwest Africa 10989OPEN ACCESS
A. Stephant, M. Anand, H.O. Ashcroft, X. Zhao, S. Hu, R.L. Korotev, S.Strekopytov, R.C. Greenwood, E. Humphreys-Williams, Y. Liu, G. Tang, Q.Li, I.A. Franchi Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 7…
Mid-infrared spectroscopy of laser-produced basalt melts for remote sensing application
Andreas Morlok, Christopher Hamann, Dayl Martin, Iris Weber, Katherine H.Joy, Harald Hiesinger, Roy Wogelius, Aleksandra Stojic, Joern Helbert Icarus Available online 7 August 2019 LINK “Highlights • Mid-Infrared spectroscopy of laser generated basaltic melts •…
Exposure Experiments of Amorphous Silicates and Organics to Cometary Ice and Vapor AnalogsOPEN ACCESS
Aki Takigawa, Yoshihiro Furukawa, Yuki Kimura, Björn Davidsson, and Tomoki Nakamura The Astrophysical Journal, Volume 881, Number 1 Published 2019 August 8 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Hydration is a major mineral alteration process…
Origin of alkylphosphonic acids in the interstellar mediumOPEN ACCESS
Andrew M. Turner, Matthew J. Abplanalp, Alexandre Bergantini, Robert Frigge, Cheng Zhu, Bing-Jian Sun, Chun-Ta Hsiao, Agnes H. H. Chang Cornelia Meinert, and Ralf I. Kaiser Science Advances 07 Aug 2019: Vol. 5, no. 8,…
The composition and structure of Ceres’ interior
Mikhail Yu. Zolotov Icarus Available online 7 August 2019, 113404 LINK “Highlights • Ceres’ shape agrees with an organic-rich interior suggested from the surface composition. • Ceres could consist of a mixture of 12–29 vol.%…
Phosphorus-bearing Olivines of Lunar Rocks: Sources and Localization in the Lunar Crust
S. I. Demidova, M. O. Anosova, N. N. Kononkova, F. Brandstätter, T. Ntaflos Geochemistry International August 2019, Volume 57, Issue 8, pp 873-892 LINK “Fragments of P-bearing olivine have been studied in lunar highland, mare,…
Theoretical Analysis of Mg and Si Chemical and Isotopic Fractionation at Vaporization of Ca–Al Inclusions of Chondrites
O. I. Yakovlev, S. I. Shornikov Geochemistry International August 2019, Volume 57, Issue 8, pp 851-864 LINK “Experimental study of changes in the composition of Ca–Al inclusions of chondrites during evaporation indicates the chemical and…
Meteorite Minerals
A. V. Ivanov, A. A. Yaroshevskiy, M. A. Ivanova Geochemistry International August 2019, Volume 57, Issue 8, pp 931-939 LINK ““The Meteorite Minerals Catalog” is the first edition in Russia prepared in the 21st century….
Metal Crystallization in IIE Irons and Their Possible Meteorite Analogues
S. N. Teplyakova, C. A. Lorenz Geochemistry International August 2019, Volume 57, Issue 8, pp 893-902 LINK “The metal of IIE irons provides evidence of fractionation in the interiors of an asteroid, but their fine-grained…
Metal-silicate partitioning systematics of siderophile elements at reducing conditions: A new experimental database
E.S. Steenstra, A.X. Seegers, R. Putter, J. Berndt, S. Klemme, S. Matveev, E. Bullock, W. van Westrenen Icarus LINK “Highlights • The activity coefficient of FeO decreases with decreasing oxygen fugacity. • Silicon in metal…
Spectral and orbital survey of medium-sized meteoroidsOPEN ACCESS
Pavol Matlovič, Juraj Tóth, Regina Rudawska, Leonard Kornoš, Adriana Pisarčíková Astronomy & Astrophysics manuscript no. AA_2019_36093 PDF (OPEN ACCESS) “We investigate the spectra, material properties, and orbital distribution of millimeter- to decimeter-sized meteoroids. Our study…
Disintegration of the Chelyabinsk cosmic body
O.G. Gladysheva Planetary and Space Science Available online 5 August 2019 LINK “Highlights • The results of calculations made it possible to propose an alternative scenario. • The Chelyabinsk cosmic body could be a combination…
Macroscopic Dark Matter Constraints from Bolide Camera NetworksOPEN ACCESS
Jagjit Singh Sidhu, Glenn Starkman PDF (OPEN ACCESS) Submitted: 1 August, 2019 “Macroscopic dark matter (macros) are a broad class of alternative candidates to particle dark matter. These candidates would transfer energy primarily through elastic…
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…
Tracking the volatile and magmatic history of Vesta from chromium stable isotope variations in eucrite and diogenite meteorites
Ke Zhu, Paolo A. Sossi, Julien Siebert, Frédéric Moynier Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 1 August 2019 LINK “Although Solar System bodies exhibit large variations in their volatile element abundances,…
Survivability of presolar oxygen isotopic signature of amorphous silicate dust in the protosolar diskOPEN ACCCESS
Daiki Yamamoto, Shogo Tachibana, Noriyuki Kawasaki, Hisayoshi Yurimoto Meteoritics & Planetary Science First Published: 31 July 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Oxygen isotope exchange experiments between tens of nanometer‐sized amorphous enstatite grains and…