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…