The Widmanstätten pattern
Jeremy B. Tatum Meteoritics & Planetary Science LINK “A table is provided to determine the angles within the Widmanstätten pattern as a function of orientation of the slice, and methods are provided to solve the…
New lunar meteorite NWA 10986: A mingled impact melt breccia from the highlands—A complete cross section of the lunar crust
S. E. Roberts, M. C. McCanta, M. M. Jean, L. A. Taylor Meteoritics & Planetary Science LINK “Northwest Africa (NWA) 10986 is a new mingled lunar meteorite found in 2015 in Western Sahara. This impact…
Interactions between asteroid fragments during atmospheric entryOPEN ACCESS
P.J. Register, M.J. Aftosmis, E.C. Stern, J.M. Brock, P.M. Seltner, S. Willems, A. Guelhan, D.L. Mathias P.M. Seltner, S. Willems, A. Guelhan Icarus In Press, Journal Pre-proof, Available online 24 October 2019 LINK (OPEN ACCESS)…
Space weathering by simulated micrometeorite bombardment on natural olivine and pyroxene: A coordinated IR and TEM study
Iris Weber, Aleksandra N. Stojic, Andreas Morlok, Maximilian P. Reitze, Kathrin Markus, Harald Hiesinger, Sergey G. Pavlov, Richard Wirth, Anja Schreiber, Martin Sohn, Heinz-Wilhelm Hübers, Jörn Helbert Earth and Planetary Science Letters In Press, Corrected…
Iron isotopic composition of very low-titanium basalt deduced from the iron isotopic signature in Luna 16, 20, and 24 soils
Satoki Okabayashi, Tetsuya Yokoyama, Takafumi Hirata, Kazuo Terakado, Erik M.Galimov Geochimica et Cosmochimica Acta, Available online 23 October 2019 LINK “Isotopic analysis of Fe has proved to be a productive tool for the study of…
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…
A Unified Model for Hydrogen in the Earth and Moon: No one expects the Theia ContributionOPEN ACCESS
Steven J. Desch, Katharine L. Robinson Geochemistry In Press, Corrected Proof , Available online 22 October 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The Moon is thought to have formed after a planetary embryo, known…
Space weathering induced formation of hydrogen sulfide (H2S) and hydrogen disulfide (H2S2) in the Murchison meteorite
Cheng Zhu, Sándor Góbi, Matthew J. Abplanalp, Robert Frigge, Jeffrey J. Gillis‐Davis, Ralf I. Kaiser JGR Planets First published: 21 October 2019 LINK “Theoretical calculations and experimental simulations indicate that the surprisingly low sulfur abundance…
Molecular Cloud Origin for Oxygen Isotopic Heterogeneity Recorded by a Primordial Spinel-rich Refractory Inclusion
Justin I. Simon, D. Kent Ross, Ann N. Nguyen, Steven B. Simon, and Scott Messenger The Astrophysical Journal Letters, Volume 884, Number 2 LINK “A spinel-rich, layered calcium- aluminum-rich spherule from the MIL 090019 CO3…
Formation of Interstellar C60 from Silicon Carbide Circumstellar Grains
J. J. Bernal, P. Haenecour, J. Howe, T. J. Zega, S. Amari, and L. M. Ziurys The Astrophysical Journal Letters, Volume 883, Number 2 LINK “We have conducted laboratory experiments with analog crystalline silicon carbide…
Roaldite in the iron-meteorite São Julião de Moreira
Gert Nolze, Klaus Heide Geochemistry In Press, Corrected Proof, Available online 18 October 2019 LINK “Roaldite – Fe4N – has been identified in the São Julião de Moreira iron meteorite using electron backscatter diffraction (EBSD)…
MgAl2O4 spinels from Allende and NWA 763 carbonaceous chondrites: Structural refinement, cooling history, and trace element contents
Davide Lenaz, Vanni Lughi, Diego Perugini, Maurizio Petrelli, Gianluca Turco, Birger Schmitz Meteoritics & Planetary Science First Published: 18 October 2019 LINK “MgAl2O4 spinels from Allende and NWA 763 carbonaceous chondrites were studied by X‐ray…
The first samples from Almahata Sitta showing contacts between ureilitic and chondritic lithologies: Implications for the structure and composition of asteroid 2008 TC3
Cyrena Anne Goodrich, Michael E. Zolensky, Anna Maria Fioretti, Muawia H. Shaddad, Hilary Downes, Takahiro Hiroi, Issaku Kohl, Edward D. Young, Noriko T. Kita, Victoria E. Hamilton, My E. I. Riebe, Henner Busemann, Robert J….
The Late Ordovician (Sandbian) Glasford structure: A marine‐target impact crater with a possible connection to the Ordovician meteorite event
Charles C. Monson, Dustin Sweet, Branimir Segvic, Giovanni Zanoni, Kyle Balling, Jacalyn M. Wittmer, G. Robert Ganis, Guo Cheng Meteoritics & Planetary Science First Published: 15 October 2019 LINK “The Glasford structure in Illinois (USA)…
An experimental assessment of the potential of sulfide saturation of the source regions of eucrites and angrites: implications for asteroidal models of core formation, late accretion and volatile element depletions
E.S. Steenstra, J. Berndt, S. Klemme, A. Rohrbach, E.S.Bullock, W. van Westrenen Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 15 October 2019 LINK “The geochemistry of asteroidal magmas provides fundamental clues to…
Shock‐thermal history of the Agoudal (IIAB) iron meteorite from microstructural studies
D. Ray, S. Ghosh, H. Chennaoui Aoudjehane, S. Das Meteoritics & Planetary Science First Published: 14 October 2019 LINK “The Agoudal IIAB iron meteorite exhibits only kamacite grains (~6 mm across) without any taenite. The…
Fingerprints of the Protosolar Cloud Collapse in the Solar System. I. Distribution of Presolar Short-lived 26Al
Francesco C. Pignatale, Emmanuel Jacquet, Marc Chaussidon, and Sébastien Charnoz The Astrophysical Journal, Volume 884, Number 1 LINK “The short-lived radionuclide 26Al is widely used to determine the relative ages of chondrite components and timescales…
Fingerprints of the Protosolar Cloud Collapse in the Solar System. II. Nucleosynthetic Anomalies in MeteoritesOPEN ACCESS
Emmanuel Jacquet, Francesco C. Pignatale, Marc Chaussidon, and Sébastien Charnoz The Astrophysical Journal, Volume 884, Number 1 PDF (OPEN ACCESS) LINK “The isotopic heterogeneity of the solar system shown by meteorite analyses is more pronounced…
Isotopic compositions, nitrogen functional chemistry, and low‐loss electron spectroscopy of complex organic aggregates at the nanometer scale in the carbonaceous chondrite RenazzoOPEN ACCESS
Christian Vollmer, Jan Leitner, Demie Kepaptsoglou, Quentin M. Ramasse, Henner Busemann, Peter Hoppe Meteoritics & Planetary Science First published: 10 October 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Organic matter (OM) was widespread in the…
Dy, Er, and Yb isotope compositions of meteorites and their components: Constraints on presolar carriers of the rare earth elementsOPEN ACCESS
Quinn R. Shollenberger, Gregory A. Brennecka Earth and Planetary Science Letters Volume 529, 1 January 2020, 115866 LINK (OPEN ACCESS) “Highlights • We present new methods to measure Dy isotopes by MC-ICPMS. • Bulk meteorites…
Evidence for anorthositic crust formed on an inner solar system planetesimalOPEN ACCESS
P. Frossard, M. Boyet, A. Bouvier, T. Hammouda, J. Monteux Geochemical Perspectives Letters v11 doi: 10.7185/geochemlet.1921 Published 7 October 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “During the first million years of solar system history,…
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…
Meteorites: International law and regulations
Max Gounelle, Matthieu Gounelle Meteoritics & Planetary Science, First Published: 6 October 2019 LINK “Although meteorites are now considered as scientific objects, they still bear a strong and powerful symbolic meaning due to their extraterrestrial…
Chenmingite, FeCr2O4 in the CaFe2O4-type structure, a shock-induced, high-pressure mineral in the Tissint martian meteorite
Chi Ma; Oliver Tschauner; John R. Beckett; Yang Liu; Eran Greenberg; Vitali B. Prakapenka American Mineralogist October 01, 2019, Vol.104, 1521-1525. doi:10.2138/am-2019-6999 LINK “Chenmingite (FeCr2O4; IMA 2017-036) is a high-pressure mineral, occurring as micrometer- to…
Terrestrial modification of the Ivuna meteorite and a reassessment of the chemical composition of the CI type specimenOPEN ACCESS
A. J. King, K. J. H. Phillips, S. Strekopytov, C. Vita-Finzi, S. S. Russell Geochimica et Cosmochimica Acta PDF (OPEN ACCESS) LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The rare CI carbonaceous chondrites are the most…
A reassessment of the iron isotope composition of the Moon and its implications for accretion and differentiation of terrestrial planets
Franck Poitrasson, Thomas Zambardi, Tomas Magna, Clive R. Neal Geochimica et Cosmochimica Acta Available online 30 September 2019 LINK “The Fe isotope composition of planetary bodies may provide constraints on their accretion modes and/or differentiation…
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,…
Petrogenesis of main group pallasite meteorites based on relationships among texture, mineralogy, and geochemistryOPEN ACCESS
Seann J. McKibbin, Lidia Pittarello, Christina Makarona, Christopher Hamann, Lutz Hecht, Stepan M. Chernonozhkin, Steven Goderis, Philippe Claeys Meteoritics & Planetary Science First published: 29 September 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Main group…
Origin of 16O-rich fine-grained Ca-Al-rich inclusions of different mineralogy and texture
Jangmi Han, Benjamin Jacobsen, Ming-Chang Liu, Adrian J. Brearley, Jennifer E. Matzel, Lindsay P. Keller Geochemistry In Press, Journal Pre-proof, Available online 28 September 2019 LINK “A coordinated mineralogical and oxygen isotopic study of four…
Fireball streak detection with minimal CPU processing requirements for the Desert Fireball Network data processing pipelineOPEN ACCESS
Martin C. Towner, Martin Cupak, Robert M. Howie, Ben Hartig, Jonathan Paxman, Eleanor K. Sansom, Hadrien A. R. Devillepoix, Trent Jansen-Sturgeon, Philip A. Bland PDF (OPEN ACCESS) Update: March 2020: LINK “The detection of fireballs…
The geologic history of Vesta inferred from combined 207Pb/206Pb and 40Ar/39Ar chronology of basaltic eucrites
Tsuyoshi Iizuka, Fred Jourdan, Akira Yamaguchi, Piers Koefoed, Yuki Hibiya, Kengo T. M. Ito, Yuri Amelin Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 26 September 2019 LINK “Eucrites represent samples of mafic…
Determining fireball fates using the α-β criterionOPEN ACCESS
Eleanor K. Sansom, Maria Gritsevich, Hadrien A. R. Devillepoix, Trent Jansen-Sturgeon, Patrick Shober, Phil A. Bland, Martin C. Towner, Martin Cupák, Robert M. Howie, Benjamin A. D. Hartig PDF (OPEN ACCESS) Update (6 November 2019):…
Finding of Refractory Inclusions in the North Kolchim Meteorite (H3)
S. V. Berzin, K. S. Ivanov, E. V. Burlakov Doklady Earth Sciences August 2019, Volume 487, Issue 2, pp 908–910 LINK “For the first time among Russian meteorites, refractory forsterite-rich inclusions are determined in the…
Heterogeneous evolution of the galaxy and the origin of the short-lived nuclides in the early solar systemOPEN ACCESS
T. Kaur, S. Sahijpal Accepted for MNRAS PDF (OPEN ACCESS) “We present galactic chemical evolution (GCE) models of the short-lived radionuclides (SLRs), 26Al, 36Cl, 41Ca, 53Mn and 60Fe, across the entire Milky Way galaxy. The…
The origin of iron silicides in ureilite meteorites
Aidan J. Ross, Hilary Downes, Jason S. Herrin, David W. Mittlefehldt, Munir Humayun, Caroline Smith Geochemistry In Press, Journal Pre-proof, Available online 23 September 2019 LINK “Ureilite meteorites contain iron silicide minerals including suessite (Fe,Ni)3Si,…
Unique mineral assemblages of shock-induced titanium-rich melt pockets in eucrite Northwest Africa 8003
Run-Lian Pang, Dennis Harries, Kilian Pollok, Ai-Cheng Zhang, Falko Langenhorst Geochemistry In Press, Journal Pre-proof, Available online 21 September 2019 LINK “Shock-induced Ti-rich melt pockets in a basaltic eucrite Northwest Africa (NWA) 8003 were studied…
Nanodeformation in enstatite single crystals: simulation of micrometeoroid impacts by femtosecond pulsed laser experiments
Doreen Schmidt, Kilian Pollok, Gabor Matthäus, Stefan Nolte, Falko Langenhorst Geochemistry In Press, Journal Pre-proof, Available online 21 September 2019 LINK “Space weathering by micrometeoroid bombardment is a cosmic phenomenon on atmosphere-free celestial bodies, a…
Origin and Evolution of Distinct Molybdenum Isotopic Variabilities within Carbonaceous and Noncarbonaceous Reservoirs
Tetsuya Yokoyama, Yuichiro Nagai, Ryota Fukai, and Takafumi Hirata The Astrophysical Journal, Volume 883, Number 1 LINK “New high-precision Mo isotopic data were obtained for 10 iron meteorites and two carbonaceous, five ordinary, and two…
Multimodal x-ray and electron microscopy of the Allende meteoriteOPEN ACCESS
Yuan Hung Lo, Chen-Ting Liao, Jihan Zhou, Arjun Rana, Charles S. Bevis, Guan Gui, Bjoern Enders, Kevin M. Cannon, Young-Sang Yu, Richard Celestre, Kasra Nowrouzi, David Shapiro, Henry Kapteyn, Roger Falcone, Chris Bennett, Margaret Murnane,…
An extraterrestrial trigger for the mid-Ordovician ice age: Dust from the breakup of the L-chondrite parent bodyOPEN ACCESS
Birger Schmitz, Kenneth A. Farley, Steven Goderis, Philipp R. Heck, Stig M. Bergström, Samuele Boschi, Philippe Claeys, Vinciane Debaille, Andrei Dronov, Matthias van Ginneken, David A.T. Harper, Faisal Iqbal, Johan Friberg, Shiyong Liao, Ellinor Martin,…
The composition of MarsOPEN ACCESS
Takashi Yoshizaki, William F. McDonough PDF (OPEN ACCESS) “Comparing compositional models of the terrestrial planets provides insights into physicochemical processes that produced planet-scale similarities and differences. The widely accepted compositional model for Mars assumes Mn…
The origin of unequilibrated EH chondrites – constraints from in-situ analysis of Si isotopes, major and trace elements in silicates and metal
Yogita Kadlag, Michael Tatzel, Daniel A. Frick, Harry Becker Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 16 September 2019 LINK “Various lines of evidence suggest that material isotopically similar to enstatite chondrites…
Presolar Grains in Primitive Ungrouped Carbonaceous Chondrite Northwest Africa 5958OPEN ACCESS
Larry R. Nittler, Rhonda M. Stroud, Conel M. O’D. Alexander, Kaitlin Howell Accepted in Meteoritics and Planetary Science PDF (OPEN ACCESS) LINK “We report a correlated NanoSIMS-transmission electron microscopy study of the ungrouped carbonaceous chondrite…
Ferrovolcanism on metal worlds and the origin of pallasitesOPEN ACCESS
Brandon C. Johnson, Michael M. Sori & Alexander J. Evans Nature Astronomy, 1–4, published: 16 September 2019 LINK PDF (OPEN ACCESS) “As differentiated planetesimals cool, their cores can solidify from the outside in1, as evidenced…
Interstellar Visitors: A Physical Characterization of Comet C/2019 Q4 (Borisov) with OSIRIS at the 10.4 m GTC
Julia de Leon, Javier Licandro, Miquel Serra-Ricart, Antonio Cabrera-Lavers, Joan Font Serra, Riccardo Scarpa, Carlos de la Fuente Marcos,.and Raúl de la Fuente Marcos Draft version September 13, 2019preprint, AAS20106 PDF (download) AV data “Comet…
Differentiation and magmatic history of Vesta: Constraints from HED meteorites and dawn spacecraft data
Harry Y. McSween, Carol A. Raymond, Edward M. Stolper, David W. Mittlefehldt, Michael B.Baker, Nicole G.Lunning, Andrew W.Beck, Timothy M. Hahn Geochemistry In Press, Journal Pre-proof, Available online 14 September 2019 LINK “Quantifying the amounts…
Nucleosynthetic, radiogenic and stable strontium isotopic variations in fine- and coarse-grained refractory inclusions from Allende
B.L.A. Charlier, F.L.H. Tissot, N. Dauphas, C.J.N. Wilson Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 12 September 2019 LINK “We present new nucleosynthetic, radiogenic and stable Sr isotopic data from fifteen previously…
Rare Earth Element Partitioning Between Sulphides and Melt: Evidence for Yb2+ and Sm2+ in EH Chondrites
N.J. Ingrao, T. Hammouda, M. Boyet, M. Gaborieau, B.N. Moine, I. Vlastelic, M.A. Bouhifd, J.-L. Devidal, O. Mathon, D. Testemale, J.-L. Hazemann, O.Proux Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 11 September…
Aluminum-26 chronology of dust coagulation and early solar system evolutionOPEN ACCESS
M.-C. Liu, J. Han, A. J. Brearley and A. T. Hertwig Science Advances 11 Sep 2019: Vol. 5, no. 9, eaaw3350 DOI: 10.1126/sciadv.aaw3350 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Dust condensation and coagulation in the…
Water vapour in the atmosphere of the habitable-zone eight-Earth-mass planet K2-18 bOPEN ACCESS
Angelos Tsiaras, Ingo P. Waldmann, Giovanna Tinetti, Jonathan Tennyson & Sergey N. Yurchenko Nature Astronomy (2019) PDF (OPEN ACCESS) LINK “In the past decade, observations from space and the ground have found water to be…
The water and fluorine content of 4 Vesta
Adam R. Sarafian, Sune G. Nielsen, Horst R. Marschall, Glenn A. Gaetani, Kevin Righter, Eve L. Berger Geochimica et Cosmochimica Acta LINK “The processes that controlled accretion of water and volatiles to the inner solar…
Composition, mineralogy and chronology of mare basalts and non-mare materials in Von Kármán crater: Landing site of the Chang’E−4 mission
Zongcheng Ling, Le Qiao, Changqing Liu, Haijun Cao, Xiangyu Bi, Xuejin Lu, Jiang Zhang, Xiaohui Fu, Bo Li, Jianzhong Liu Planetary and Space Science Available online 10 September 2019, 104741 LINK “Highlights • Detailed spectroscopic…
The Properties of Planetesimal Collisions under Jupiter’s Perturbation and the Application to Chondrule Formation via Impact JettingOPEN ACCESS
Shoichi Oshino, Yasuhiro Hasegawa, Shigeru Wakita, Yuji Matsumoto The Astrophysical Journal, Volume 884, Number 1 PDF (OPEN ACCESS) LINK “Understanding chondrule formation provides invaluable clues about the origin of the solar system. Recent studies suggest…
Trace Element Partitioning between CAI-Type Melts and Grossite, Melilite, Hibonite, and Olivine
Gokce Ustunisik, Denton S. Ebel, David Walker, Roger L. Nielsen, Marina Gemma Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 9 September 2019 LINK “We determined the mineral-melt partition coefficients (Di’s) and the…
Detection of Crystalline and Fine-grained Calcic Plagioclases on Vesta
E. Palomba, E. D’Aversa, T. M. Sato, A. Longobardo, F. Dirri, S. Aoki, G. Orton, G. Sindoni, F. Oliva, G. Carrozzo, and Y. Kasaba The Astrophysical Journal Letters, Volume 882, Number 2 LINK “Plagioclase feldspars…
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…
Effects of aqueous alteration on primordial noble gases and presolar SiC in the carbonaceous chondrite Tagish Lake
M. E. I. Riebe, H. Busemann, C. M. O’D. Alexander, L. R. Nittler, C. D. K. Herd, C. Maden, J. Wang, R. Wieler Meteoritics & Planetary Science First Published: 4 September 2019 LINK “Effects of…
Critically testing olivine‐hosted putative martian biosignatures in the Yamato 000593 meteorite—Geobiological implications
Nicola McLoughlin, Eugene G. Grosch, Per Erik Vullum, Paul Guagliardo, Martin Saunders, David Wacey Geobiology. 2019; 00: 1– 17. LINK “On rocky planets such as Earth and Mars the serpentinization of olivine in ultramafic crust…
Origin and abundances of H2O in the terrestrial planets, Moon, and asteroids
Francis M. McCubbin, Jessica J. Barnes Earth and Planetary Science Letters Volume 526, 15 November 2019, 115771 LINK “Highlights • Interstellar ices were added to the inner and outer Solar System within 4 Ma of…
Edscottite, Fe5C2, a new iron carbide mineral from the Ni-rich Wedderburn IAB iron meteorite
Chi Ma and Alan E. Rubin American Mineralogist, Volume 104, pages 1351–1355, 2019 LINK PDF “Edscottite (IMA 2018-086a), Fe5C2, is a new iron carbide mineral that occurs with low-Ni iron (kamacite), taenite, nickelphosphide (Ni-dominant schreibersite),…
Raman and infrared spectroscopic perspectives of lunar meteorite Northwest Africa 4884
Haijun Cao, Jian Chen, Xiaohui Fu, Zongcheng Ling Journal of Raman Spectroscopy First published: 01 September 2019 LINK “We conducted comprehensive Raman and Fourier transform infrared (FTIR) spectroscopic studies on the whole rock and lithic…
The age of Wolfe Creek meteorite crater (Kandimalal), Western Australia
Timothy T. Barrows, John Magee, Gifford Miller, L. Keith Fifield Meteoritics & Planetary Science First Published: 1 September 2019 LINK “Wolfe Creek crater lies in northwestern Australia at the edge of the Great Sandy Desert….
Silica minerals in cumulate eucrites: Insights into their thermal histories
Haruka Ono, Atsushi Takenouchi, Takashi Mikouchi, Akira Yamaguchi Meteoritics & Planetary Science First Published: 1 September 2019 LINK “Some eucrites contain up to 10 vol% silica minerals; however, silica minerals have not been studied in…
Heat capacities of ordinary chondrite falls below 300 K
Robert J. Macke, Cyril Opeil, Guy J. Consolmagno Meteoritics & Planetary Science First Published: 1 September 2019 LINK “Low‐temperature specific heat capacities of meteorites provide valuable data for understanding the composition and evolution of meteorites…
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…
Early Moon formation inferred from hafnium–tungsten systematics
Maxwell M. Thiemens, Peter Sprung, Raúl O. C. Fonseca, Felipe P. Leitzke & Carsten Münker Nature Geoscience (2019), Published: 29 July 2019 LINK “The date of the Moon-forming impact places an important constraint on Earth’s…
Mantle source to near-surface emplacement of enriched and intermediate poikilitic shergottites in Mars
Rachel R. Rahib, Arya Udry, Geoffrey H. Howarth, Juliane Gross, Marine Paquet, Logan M.Combs, Dara L.Laczniak, James M.D.Day Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 29 July 2019 LINK “Poikilitic shergottites make…
The Renchen L5-6 chondrite breccia – the first confirmed meteorite fall from Baden-Württemberg (Germany)OPEN ACCESS
Addi Bischoff, Jean-Alix Barrat, Jasper Berndt, Jiri Borovicka, Christoph Burkhardt, Henner Busemann, Janina Hakenmüller, Dieter Heinlein, Jasmine Hertzog, Jozef Kaiser, Colin Maden, Matthias M.M. Meier, Précillia Morino, Andreas Pack, Markus Patzek, Maximilian P. Reitze, Miriam…
The chlorine isotopic composition of the Moon: Insights from melt inclusionsOPEN ACCESS
Alice Stephant, Mahesh Anand, Xuchao Zhao, Queenie H.S. Chan, Magali Bonifacie, Ian A. Franchia Earth and Planetary Science Letters Volume 523, 1 October 2019, 115715 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Highlights • Cl isotopic…
Elemental and molecular abundances in comet 67P/Churyumov-GerasimenkoOPEN ACCESS
Martin Rubin, Kathrin Altwegg, Hans Balsiger, Jean-Jacques Berthelier, Michael R. Combi, Johan De Keyser, Maria Drozdovskaya, Björn Fiethe, Stephen A. Fuselier, Sébastien Gasc, Tamas I. Gombosi, Nora Hänni, Kenneth C. Hansen, Urs Mall, Henri Rème,…
Oxygen isotopic composition of an enstatite ribbon of probable cometary originOPEN ACCESS
Ryan C. Ogliore, Donald E. Brownlee, Kazuhide Nagashima, David J. Joswiak, Josiah B. Lewis, Alexander N. Krot, Kainen L. Utt, Gary R. Huss Meteoritics & Planetary Science First Published: 23 July 2019 PDF (OPEN ACCESS)…
Refractory inclusions in carbonaceous chondrites: Records of early solar system processes
Alexander N. Krot Meteoritics & Planetary Science First Published: 23 July 2019 LINK “Chondrites consist of three major components: refractory inclusions (Ca,Al‐rich inclusions [CAIs] and amoeboid olivine aggregates), chondrules, and matrix. Here, I summarize recent…
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…
Q-type asteroids: Possibility of non-fresh weathered surfacesOPEN ACCESS
Sunao Hasegawa, Takahiro Hiroi, Katsuhito Ohtsuka, Masateru Ishiguro, Daisuke Kuroda, Takashi Ito, Sho Sasaki accepted for publication in PASJ PDF (OPEN ACCESS) “Itokawa particles, which are the recovered samples from the S-complex asteroid 25143 Itokawa…
Potassium isotopic compositions of enstatite meteoritesOPEN ACCESS
Chen Zhao, Katharina Lodders, Hannah Bloom, Heng Chen, Zhen Tian, Piers Koefoed, Mária K. Pető, Kun Wang (王昆) Meteoritics & Planetary Science First Published: 21 July 2019 LINK Update (20 February 2020): PDF (OPEN ACCESS)…
Mineralogy and oxygen isotope systematics of magnetite grains and a magnetite‐dolomite assemblage in hydrated fine‐grained Antarctic micrometeorites
Elena Dobrică, Ryan C. Ogliore, Cécile Engrand, Kazuhide Nagashima, Adrian J. Brearley Meteoritics & Planetary Science First Published: 21 July 2019 LINK “We report the mineralogy and texture of magnetite grains, a magnetite‐dolomite assemblage, and…
Stress field analysis in a stony meteorite under thermal fatigue and mechanical loadings
Bowen Liang, Jefferson Cuadra, Kavan Hazeli, Soheil Soghrati Icarus In Press, Accepted Manuscript, Available online 20 July 2019 LINK “Highlights • 3D finite element (FE) analysis of the micromechanical behavior of an asteroidal rock. •…
Origin of lunar fragmental matrix breccias—Highly siderophile element constraints
Philipp Gleißner, Harry Becker Meteoritics & Planetary Science First Published: 19 July 2019 LINK “Ejecta at North Ray crater (Apollo 16) sampled a unique section of the lunar highlands not accessible at most other landing…
Meteoritical Bulletin updates
- Oued El Hamim 003 (Eucrite)
- Northwest Africa 18237 (Ureilite)
- Northwest Africa 18222 (Ureilite)
- Northwest Africa 18223 (Eucrite)
- Northwest Africa 18205 (H3)
- Northwest Africa 18206 (Eucrite-melt breccia)
- Northwest Africa 18122 (Eucrite)
- Ganq 027 (L3)
- Dalangtan 004 (H3)
- Northwest Africa 18188 (LL3)
- Hammadah al Hamra 348 (Ureilite)
- Gadamis 010 (Angrite)
- Northwest Africa 18184 (CV3)
- Northwest Africa 18180 (H3)
- Northwest Africa 18181 (L3)
- Sabkhat Arryd 002 (Eucrite-pmict)
- Northwest Africa 18183 (Eucrite-melt breccia)
- Yagan 003 (LL3)
- Northwest Africa 18164 (CK3)
- Northwest Africa 18163 (Winonaite)
