Annealing history of zircons from Apollo 14083 and 14303 impact breccias
R. T. Pidgeon, R. E. Merle, M. L. Grange, A. A. Nemchin Meteoritics & Planetary Science First published: 13 August 2018 LINK “Breccia boulders scattered around the 25 Ma Cone Crater near the Apollo 14…
Signatures of the Martian regolith components entrained in some impact‐melt glasses in shergottites
M. N. Rao, L. E. Nyquist, D. K. Ross, S. R. Sutton, P. Hoppe, C. Y. Shih, S. J. Wentworth, D. H. Garrison Meteoritics & Planetary Science First published: 13 August 2018 LINK “Martian regolith…
X‐ray computed tomography of extraterrestrial rocks eradicates their natural radiation record and the information it contains
Derek W. G. Sears, Alexander Sehlke, Jon M. Friedrich, Mark L. Rivers, Denton S. Ebel Meteoritics & Planetary Science First published: 13 August 2018 LINK “The radiation record of extraterrestrial rocks provides important insights into…
Variable distribution of s-process Hf and W isotope carriers in chondritic meteorites – evidence from 174Hf and 180W
Bo-Magnus Elfers, Peter Sprung, Markus Pfeifer, Frank Wombacher, Stefan T.M.Peters, Carsten Münker Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 11 August 2018 LINK “The stepwise acid digestion of primitive chondritic meteorites allows…
Collisional and alteration history of the CM parent body
Lionel G. Vacher, Yves Marrocchi, Johan Villeneuve, Maximilien J. Verdier-Paoletti, Matthieu Gounelle Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 10 August 2018 LINK “Boriskino is a little studied CM2 chondrite composed of…
The Spatial Origin of Chondrules in Individual Chondrites: Constraints from Modeling Chondrule Mixing
Dominik C. Hezel and Eric J. R. Parteli The Astrophysical Journal, Volume 863, Number 1 Published August 9, 2018 LINK “Chondrules are a major component of chondritic meteorites and potentially populated the entire protoplanetary disk…
Chondrule Porosity in the L4 Chondrite Saratov: Dissolution, Chemical Transport, and Fluid Flow
Jonathan A. Lewis, Rhian H. Jones, Serafina C. Garcea Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 9 August 2018 LINK “Porosity is an important physical property of meteorites and asteroids that affects…
Insights into the origin of carbonaceous chondrite organics from their triple oxygen isotope composition
Romain Tartèse, Marc Chaussidon, Andrey Gurenko, Frédéric Delarue, and François Robert PNAS August 6, 2018. 201808101; published ahead of print August 6, 2018. https://doi.org/10.1073/pnas.1808101115 LINK Significance “Refractory organic matter found in volatile-rich asteroidal materials essentially…
Silica-rich volcanism in the early solar system dated at 4.565 GaOPEN ACCESS
Poorna Srinivasan, Daniel R. Dunlap, Carl B. Agee, Meenakshi Wadhwa, Daniel Coleff, Karen Ziegler, Ryan Zeigler & Francis M. McCubbin Nature Communications 9, 3036 Published: 02 August 2018 LINK (OPEN ACCESS) PDF (OPEN ACCESS) Abstract…
Radioactive nuclei from cosmochronology to habitabilityOPEN ACCESS
M. Lugaro, U. Ott, Á. Kereszturi Review published in Progress in Particle and Nuclear Physics Volume 102, September 2018, Pages 1-47 1 August 2018 PDF (OPEN ACCESS) “In addition to long-lived radioactive nuclei like U…
Organic and mineralogic heterogeneity of the Paris meteorite followed by FTIR hyperspectral imaging
Z. Dionnet, A. Aleon‐Toppani, D. Baklouti, F. Borondics, F. Brisset, Z. Djouadi, C. Sandt, R. Brunetto LINK Meteorit Planet Sci. . doi:10.1111/maps.13178 “Significant compositional and structural heterogeneity at nm to mm scales is an important…
From the mid‐Ordovician into the Late Silurian: Changes in the micrometeorite flux after the L chondrite parent breakup
Ellinor Martin, Birger Schmitz, Hans‐Peter Schönlaub LINK Meteorit Planet Sci. . doi:10.1111/maps.13174 “We present the first reconstruction of the micrometeorite flux to Earth in the Silurian Period. We searched 321 kg of condensed, marine limestone…
Evaluation of petrologic evidence for high partial pressures of SiO(g) in the solar nebula
Alan E. Rubin LINK Meteorit Planet Sci. . doi:10.1111/maps.13180 “Although they cannot be ruled out, high partial pressures of SiO(g) in the solar nebula are not required to produce various petrologic features of chondrules. These…
High early solar activity inferred from helium and neon excesses in the oldest meteorite inclusions
L. Kööp, P. R. Heck, H. Busemann, A. M. Davis, J. Greer, C. Maden, M. M. M. Meier & R. Wieler Nature Astronomy (2018) Published: 30 July 2018 LINK “Astronomical observations show that early in…
High-temperature Dust Condensation around an AGB Star: Evidence from a Highly Pristine Presolar CorundumOPEN ACCESS
Aki Takigawa, Rhonda M. Stroud, Larry R. Nittler, Conel M. O’D Alexander, Akira Miyake A. Takigawa et al 2018 ApJL 862 L13 PDF (OPEN ACCESS) “Corundum (α–Al2O3) and amorphous or metastable Al2O3 are common components…
Ti isotopic evidence for a non-CAI refractory component in the inner Solar System
Samuel Ebert, Jan Render, Gregory A. Brennecka, Christoph Burkhardt, Addi Bischoff, Simone Gerber, Thorsten Kleine Earth and Planetary Science Letters Volume 498, 15 September 2018, Pages 257-265 In Press, Available online 20 July 2018 LINK…
Brecciation among 2280 ordinary chondrites – constraints on the evolution of their parent bodies
Addi Bischoff, Maximilian Schleiting, Rainer Wieler, Markus Patzek Geochimica et Cosmochimica Acta In Press, Available online 20 July 2018 LINK “After accretion of meteorite parent bodies, larger and smaller collisions have led to significant modifications…
A Distinct Nucleosynthetic Heritage for Early Solar System Solids Recorded by Ni Isotope Signatures
Jan Render, Gregory A. Brennecka, Shui-Jiong Wang, Laura E. Wasylenki, and Thorsten Kleine The Astrophysical Journal, Volume 862, Number 1 Published: 19 July 2018 LINK “As the earliest dated solids, calcium–aluminum-rich inclusions (CAIs) provide a…
Mineralogy of volatile‐rich clasts in brecciated meteorites
M. Patzek, A. Bischoff, R. Visser, T. John Meteoritics & Planetary Science First published: 18 July 2018 LINK “Meteoritic breccias are valuable samples as they can contain rare materials from the early solar system as…
1.34 billion-year-old magmatism on Mars evaluated from the co-genetic nakhlite and chassignite meteorites
Arya Udry, James M.D. Day Geochimica et Cosmochimica Acta Available online 12 July 2018 LINK “Nakhlite and chassignite martian meteorites have similar crystallization (1340 ± 40 Ma) and ejection (∼11 Ma) ages, and 87Rb-87Sr and…
First meteorite (17.92 g) of Botswana bolide of 2018 LA (2 June 2018) found in Central Kalahari Game Reserve, Ghanzi, Botswana
Last update: 11 July 2018 The meteorite in situ. Photo: Peter Jenniskens/Botswana International University of Science and Technology (BIUST) On 23 June, after five days of searching and on the last day of the planned…
The soluble organic compounds of the Mukundpura meteorite: A new CM chondrite fall
Sandra Pizzarello, Christopher T. Yarnes Planetary and Space Science Available online 2 July 2018 LINK “Highlights • The first analyses of water-soluble organic content of the MK meteorite are presented and MK composition appears to…
The common origin of family and non-family asteroids
Stanley F. Dermott, Apostolos A. Christou, Dan Li, Thomas. J. J. Kehoe & J. Malcolm Robinson Nature Astronomy (2018) LINK “All asteroids are currently classified as either family, originating from the disruption of known bodies1,…
Meteorite reconnaissance in Saudi Arabia
Beda A. Hofmann, Edwin Gnos, A. J. Timothy Jull, Sönke Szidat, Ayman Majoub, Khalid Al Wagdani, Siddiq N. Habibullah, Mohammed Halawani, Mohammed Hakeem, Mahmoud Al Shanti, Abdulaziz Al Solami Meteoritics & Planetary Science First published:…
Mineralogy and microstructure of the Morasko meteorite crust
Agata Duczma-Czernikiewicz, Danuta Michalska Planetary and Space Science Available online 30 June 2018 LINK “Highlights • Diversity of contact area between the Morasko meteorite fragment (IAB) and its outer zone – bearing traces of the…
Hypervelocity cratering and disruption of the Northwest Africa 869 ordinary chondrite meteorite: Implications for crater production, catastrophic disruption, momentum transfer and dust production on asteroids
George J. Flynn, Daniel D. Durda, Emma B. Patmore, Sarah J. Jack, Mason J. Molesky, Brian A. May, Spenser N. Congram, Melissa M. Strait, Robert J. Macke Planetary and Space Science Available online 30 June…
High pressure minerals in the Château-Renard (L6) ordinary chondrite: implications for collisions on its parent bodyOPEN ACCESS
Ioannis Baziotis, Paul D. Asimow, Jinping Hu, Ludovic Ferrière, Chi Ma, Ana Cernok, Mahesh Anand & Dan Topa Scientific Reportsvolume 8, Article number: 9851 (2018) LINK (OPEN ACCESS) PDF (OPEN ACCESS) “We report the first…
Atmospheric Energy Deposition Modeling and Inference for Varied Meteoroid StructuresOPEN ACCESS
Lorien F. Wheeler, Donovan L. Mathias, Edward Stokan, Peter G. Brown Icarus Available online 28 June 2018 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Highlights • The fragment-cloud model is extended to represent atmospheric breakup of…
Meteorite flaws and scaling for atmospheric entry
Kathryn L. Bryson, Daniel R. Ostrowski, Aline Blasizzo Planetary and Space Science Available online 28 June 2018 doi.org/10.1016/j.pss.2018.06.018 LINK “Highlights • Scale strength of meteorite to parent body using scaling factor. • Non-destructive technique to…
Aqueous alteration of the Martian meteorite Northwest Africa 817: Probing fluid–rock interaction at the nakhlite launch siteOPEN ACCESS
M. R. LeeL. Daly, B. E. Cohen, L. J. Hallis, S. Griffin, P. Trimby, A. Boyce, D. F. Mark Meteoritics & Planetary Science First published: 28 June 2018 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The…
Hydrothermal dynamics in a CM‐based model of Ceres
B. J. Travis, P. A. Bland, W. C. Feldman, M. V. Sykes Meteoritics & Planetary Science First published: 28 June 2018 doi:10.1111/maps.13138 LINK “A 2‐D numerical study of the evolution of Ceres from a “frozen…
Evidence for extremely rapid magma ocean crystallization and crust formation on Mars
Laura C. Bouvier, Maria M. Costa, James N. Connelly, Ninna K. Jensen, Daniel Wielandt, Michael Storey, Alexander A. Nemchin, Martin J. Whitehouse, Joshua F. Snape, Jeremy J. Bellucci, Frédéric Moynier, Arnaud Agranier, Bleuenn Gueguen, Maria…
Redox-influenced trace element compositional differences among variably aqueously altered CM chondrites
Jon M. Friedrich, Neyda M. Abreu, Stephen F. Wolf, Julianne M. Troiano, Gregory L. Stanek Geochimica et Cosmochimica Acta Available online 27 June 2018 LINK “It is generally agreed that the CM chondrites are remarkably…
Composition, petrology, and chondrule‐matrix complementarity of the recently discovered Jbilet Winselwan CM2 chondrite
Pia Friend, Dominik C. Hezel, Jean‐Alix Barrat, Jutta Zipfel, Herbert Palme, Knut Metzler Meteoritics & Planetary Science doi/10.1111/maps.13139 First published: 25 June 2018 LINK “Jbilet Winselwan (JW) is a recently found CM2 chondrite breccia containing…
On the carrier phase of the “planetary” noble gases: TEM, Raman, and stepped combustion data for acid‐resistant residues from the Saratov (L4) meteorite
Anatolii V. Fisenko, Alexander B. Verchovsky, Andrei A. Shiryaev, Luba F. Semjonova, Alexey A. Averin, Alexander L. Vasiliev, Maximilian S. Nickolsky Meteoritics & Planetary Science doi.org/10.1111/maps.13130 First published: 25 June 2018 LINK “Acid‐resistant residues (ARR)…
Celebrating the 50th anniversary of CAIs discovery by Mireille Christophe Michel–Lévy
Matthieu Gounelle Meteorit Planet Sci. doi.org/10.1111/maps.13127 First published: 25 June 2018 LINK “The scope of the present short report is to honor the discovery of the first calcium‐aluminum‐rich inclusion in 1968 as well as the…
Isotope record of mineralogical changes in a spectrum of aqueously altered CM chondrites
Elishevah M.M.E. van Kooten, Larissa L. Cavalcante, Kazuhide Nagashima, Takeshi Kasama, Zoltan I. Balogh, Zan Peeters, Silver Sung-Yun Hsiao, Hsien Shang, Der-Chuen Lee, Typhoon Lee, Alexander N. Krot, Martin Bizzarro Geochimica et Cosmochimica Acta Available…
Compositional variability on the surface of 1 Ceres revealed through GRaND measurements of high‐energy gamma raysOPEN ACCESS
Lawrence, D. J., Peplowski, P. N., Beck, A. W., Feldman, W. C., Prettyman, T. H., Russell, C. T., Toplis, M. J., Wilson, J. T., Ammannito, E. , Castillo‐Rogez, J. C., DeSanctis, M. C., Mest, S….
OZERKI (L6, S4/5, W0) meteorites (>91 specimens, >6.5 kg) found – Fall on 21 June 2018, ~ 4:16:20 a.m. MSK (1.16:20 UTC) near OZERKI (Oзeрки) and Zlobino (Злобино), Stanovlyansky District, Lipetsk, Russia
Last update: 20 July 2018 In the afternoon of 25 June 2018 a search group of the Ural Federal University (UrFU) found the first meteorite (59.85 g, L6) of the 21 June bolide, on a…
Lack of resolvable titanium stable isotopic variations in bulk chondrites
Zhengbin Deng, Frédéric Moynier, Kirsten van Zuilen, Paolo A. Sossi, Emily A. Pringle, Marc Chaussidon Geochimica et Cosmochimica Acta Available online 23 June 2018 LINK “Titanium and calcium are both refractory lithophile elements. Significant stable…
Simulating the Propagation of Infrasonic Waves and Estimating the Energy of the Chelyabinsk Meteoroid Explosion Observed on February 15, 2013
S. N. Kulichkov, O. Ye. Popov, K. V. Avilov, I. P. Chunchuzov, O. G. Chkhetiani, A. A. Smirnov, V. I. Dubrovin, A. A. Mishenin Izvestiya, Atmospheric and Oceanic Physics May 2018, Volume 54, Issue 3,…
Chiral molecules in space and their possible passage to planetary bodies recorded by meteorites
Sandra Pizzarello, Christopher T. Yarnes Earth and Planetary Science Letters Volume 496, 15 August 2018, Pages 198–205 LINK “Highlights • Murchison extracts were found to contain two close derivatives of Propylene Oxide. • Both are…
Shaw meteorite: water-poor and water-rich melt inclusions in olivine and enstatite
Rainer Thomas, Paul Davidson Mineralogy and Petrology, pp 1–5 https://doi.org/10.1007/s00710-018-0598-3 First Online: 14 June 2018 LINK “During the petrological examination of a double polished thick section of the light-colored lithology of the Shaw meteorite, small…
The vanadium isotopic composition of L ordinary chondrites
Yongli Xue, Chun-hui Li, Yuhan Qi, Chuantong Zhang, Bingkui Miao, Fang Huang Acta Geochimica pp 1–8 https://doi.org/10.1007/s11631-018-0279-2 LINK “Stable isotopic data of meteorites are critical for understanding the evolution of terrestrial planets. In this study,…
Multiple generations of grain aggregation in different environments preceded solar system body formationOPEN ACCESS
Hope A. Ishii, John P. Bradley, Hans A. Bechtel, Donald E. Brownlee, Karen C. Bustillo, James Ciston, Jeffrey N. Cuzzi, Christine Floss, and David J. Joswiak PNAS June 11, 2018. 201720167; published ahead of print…
Basaltic material in the main belt: a tale of two (or more) parent bodies?OPEN ACCESS
S. Ieva,E. Dotto, D. Lazzaro, D. Fulvio,D. Perna, E. Mazzotta Epifani, H. Medeiros, M. Fulchignoni accepted for publication to MNRAS PDF (OPEN ACCESS) “The majority of basaltic objects in the main belt are dynamically connected…
Amino Acid Chiral Selection Via Weak Interactions in Stellar Environments: Implications for the Origin of LifeOPEN ACCESS
Michael A. Famiano, Richard N. Boyd, Toshitaka Kajino, Takashi Onaka & Yirong Mo Scientific Reportsvolume 8, Article number: 8833 (2018) LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Magnetochiral phenomena may be responsible for the selection of…
Characterisation, Sources and Flux of Unmelted Micrometeorites on Earth During the Last ~50,000 YearsOPEN ACCESS
M. Shyam Prasad, N. G. Rudraswami, Agnelo Alexandre de Araujo & V. D. Khedekar Scientific Reports, volume 8, Article number: 8887 (2018) doi:10.1038/s41598-018-27158-x LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Dust dominates extraterrestrial flux on the…
Neon isotopes in individual presolar low‐density graphite grains from the Orgueil meteorite
Philipp R. Heck, Manavi Jadhav, Matthias M. M. Meier, Teruyuki Maruoka, Sachiko Amari, Ernst K. Zinner, Henner Busemann, Colin Maden, Frank Gyngard, Heinrich Baur, Rainer Wieler Meteorit Planet Sci. . doi:10.1111/maps.13129 LINK “We present He…
Carbonaceous and noncarbonaceous iron meteorites: Differences in chemical, physical, and collective properties
Alan E. Rubin Meteorit Planet Sci. . doi:10.1111/maps.13128 LINK “Iron‐meteorite groups that appear from published isotopic data to have been derived from melted carbonaceous‐chondrite‐like precursors (CC irons) (IIC, IID, IIF, IIIF, IVB) tend to have…
Cation distribution in orthopyroxenes from São João Nepomuceno iron meteorite inferred from 57Fe Mössbauer spectroscopy: Implications for thermal history and origin of IVA parent body
Edivaldo Dos Santos, Rosa B. Scorzelli, Maria E. Varela Meteorit Planet Sci. . doi:10.1111/maps.13121 LINK “São João Nepomuceno (SJN) is an IVA iron meteorite, found in Minas Gerais state (Brazil) in 1960, that consists of…
The Meteorite from Steinheim, SW Germany: Probably a Pallasite
Buchner E. *, Hölzel M., Schmieder M., Ferrière L., Koeberl C., Rasser M., Fietzke J., Frische M., Meier M. M. M., Busemann H., Maden C., Kutterolf S. 81st Annual Meeting of The Meteoritical Society 2018…
O-Isotope Composition of CI- and CM-Like Clasts in Ureilites, HEDs, and CR Chondrites
Patzek M. *, Pack A., Bischoff A., Visser R., John T. 81st Annual Meeting of The Meteoritical Society 2018 [#6254] abstract “Oxygen isotopes of CM-like clasts from HEDs links them to CM chondrites. However, CI-like…
Xenolithic Fragment in the CM Chondrite Mukundpura: Greetings from the Tucson Parent Body?
Ebert S. *, Patzek M., Bischoff A. 81st Annual Meeting of The Meteoritical Society 2018 [#6246] abstract “Achondritic fragment with distinct exsolution lamellae in the CM chondrite Mukundpura. Investigation is based on major and trace…
Nakhlite Caleta el Cobre 022: Initial Description and Comparison with Other Nakhlites
Gattacceca J., Devouard B., Debaille V., Rochette P., * Lorand J.-P., Bonal L., Beck P., Sautter V., Meier M. M. M., Gounelle M., Marrocchi Y., Maden C., Busemann H. 81st Annual Meeting of The Meteoritical…
Terrestrial Ages of Meteorites Using in situ C-14 and Be-10 Measurements
Sliz M. U., Braucher R., Gattacceca J., Hofmann B. A., Jull A. J. T., Leya I., Szidat S., ASTER Team 81st Annual Meeting of The Meteoritical Society 2018 [#6297] abstract “We present the preliminary 14C/10Be…
Nature and Occurence Frequency of Heating Processes in CM and C2- Ungrouped Chondrites as Revealed by Insoluble Organic Matter
Quirico E., Bonal L., Beck P., Alexander C. O’ M. D., Yabuta H., Nakamura T., Nakato A., Flandinet L., Montagnac G., Schmitt-Kopplin P., Herd C. D. K. 81st Annual Meeting of The Meteoritical Society 2018…
Thermal Stress-Marker in Meteorites; A Molecular Approach with (Ultra)High Resolution Organic Spectroscopy
Schmitt-Kopplin Ph., Ruf A., Hertkorn N., Hariri M., Kanawati B., Lucio M., Quirico E., Gabelica Z. 81st Annual Meeting of The Meteoritical Society 2018 [#6281] abstract “We observed a complex organic chemistry in the CHNOSMg-space…
The Mukundpura (CM2) Chondrite: A New Carbonaceous Meteorite Fall in India
Ray D., Shukla A. D. 81st Annual Meeting of The Meteoritical Society 2018 [#6036] abstract “Mukundpura (CM2) is the new carbonaceous chondrite fall in India. Alteration escaped a few pristine forsteritic olivine chondrule (often with…
The Mukundpura CM2 Chondrite — Mineralogical and Magnetic Signature
Hoffmann V. H., Schmitt-Kopplin P., Wimmer K., Hochleitner R., Kaliwoda M. 81st Annual Meeting of The Meteoritical Society 2018 [#6060] abstract “The main focus of our investigations on the new CM2 chondrite Mukundpura is on…
Aqueous Alteration Characteristics of Mukundpura (CM2) Chondrite
Panda D. K., Ray D., Shukla A. D. 81st Annual Meeting of The Meteoritical Society 2018 [#6270] abstract “Hydrated minerals are commonly found in the carbonaceous chondrite due to high content of H2O (upto 10…
Mineralogy of Fine Grained Rims and Inter-Chondrules Matrix in the Paris CM Chondrite
Zanetta P.-M., Leroux H., Le Guillou C., Manda B. 81st Annual Meeting of The Meteoritical Society 2018 [#6211] abstract “We studied the mineralogy of the fine grained rims of Paris with a new high resolution…
Post-Accretion History and Reflectance Spectroscopy Properties of the Mukundpura Meteorite
Potin S., Beck P., Bonal L., Schmitt B., Moynier F., Quirico E., Garenne A. 81st Annual Meeting of The Meteoritical Society 2018 [#6072] abstract “We characterized the bulk mineralogy and alteration processes of the parent…
Preliminary Investigation of Cosmogenic Radionuclides in Mukundpura (CM2)
Shukla A. D., Ray D., Dutta A., Raychaudhuri D., Bhattacharya A. 81st Annual Meeting of The Meteoritical Society 2018 [#6112] abstract “Cosmogenic radioanuclides in the freshly fallen Mukundpura carbonaceous Chondrite (CM2) were studied to understand…
Oxygen isotopic diversity of chondrule precursors and the nebular origin of chondrules
Yves Marrocchi, Johan Villeneuve, Valentina Batanova, Laurette Piani, Emmanuel Jacquet Earth and Planetary Science Letters Volume 496, 15 August 2018, Pages 132–141 LINK “Highlights • High-resolution X-ray maps reveal different populations of olivine in chondrules….
An Isotopic, Elemental and Structural Study of Silicon Nitride from Enstatite Chondrites
J. Leitner, C. Vollmer, T. Henkel, U. Ott, P. Hoppe Geochimica et Cosmochimica Acta Available online 4 June 2018 LINK “We report an in-situ investigation of silicon nitride (Si3N4) grains from several enstatite chondrites of…
Meteorites (L5) found in and around the villages Manlun (曼伦) and MANGUI (曼桂), Menghai County (勐海县), Autonomous Dai Prefecture Xishuangbanna (西双版纳) in Yunnan (云南), China. Meteorite fall at ~21:43 (CST, UTC+08:00) on 1 June 2018
Last update: 9 July 2018 A meteorite, an ordinary chondrite (L5 / 84 g), was found by a local villager in the early morning of 2 June 2018. The meteorite hit a roof tile of…
High-temperature Ionization-induced Synthesis of Biologically Relevant Molecules in the Protosolar NebulaOPEN ACCESS
David V. Bekaert, Sylvie Derenne, Laurent Tissandier, Yves Marrocchi, Sebastien Charnoz, Christelle Anquetil, and Bernard Marty The Astrophysical Journal, Volume 859, Number 2 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Biologically relevant molecules (hereafter biomolecules) have…
A neutron tomography study of the Seymchan pallasite
Kichanov, S. E., Kozlenko, D. P., Lukin, E. V., Rutkauskas, A. V., Krasavin, E. A., Rozanov, A. Y. and Savenko, B. N. Meteorit Planet Sci. . doi:10.1111/maps.13115 LINK “The internal structure of an olivine‐rich fragment…
Jupiter’s influence on the building blocks of Mars and EarthOPEN ACCESS
R. Brasser, N. Dauphas, S. J. Mojzsis Accepted for publication in GRL PDF (OPEN ACCESS) Radiometric dating indicates that Mars accreted in the first ~4 Myr of solar system formation, which coincides with the formation…
Chronology of martian breccia NWA 7034 and the formation of the martian crustal dichotomyOPEN ACCESS
William S. Cassata, Benjamin E. Cohen, Darren F. Mark, Reto Trappitsch, Carolyn A. Crow, Joshua Wimpenny, Martin R. Lee, Caroline L. Smith Science Advances 23 May 2018: Vol. 4, no. 5, eaap8306 DOI: 10.1126/sciadv.aap8306 LINK…
Experimental insights into Stannern‐trend eucrite petrogenesis
Crossley, S. D., Lunning, N. G., Mayne, R. G., McCoy, T. J., Yang, S. , Humayun, M. , Ash, R. D., Sunshine, J. M., Greenwood, R. C. and Franchi, I. A. Meteorit Planet Sci. ….
The initial structure of chondrule dust rims I: electrically neutral grainsOPEN ACCESS
C. Xiang, A. Carballido, R.D. Hanna, L.S. Matthews, T.W. Hyde PDF (OPEN ACCESS) “In order to characterize the early growth of fine-grained dust rims (FGRs) that commonly surround chondrules, we perform numerical simulations of dust…
Nature of late accretion to Earth inferred from mass-dependent Ru isotopic compositions of chondrites and mantle peridotitesOPEN ACCESS
Timo Hopp, Thorsten Kleine Earth and Planetary Science Letters,Volume 494,15 July 2018,Pages 50-59 LINK (OPEN ACCESS) “Highlights • Uniform mass-dependent Ru isotopic compositions of chondrites. • Chondritic mass-dependent Ru isotopic composition of Earth’s mantle. •…
Particle size distributions in chondritic meteorites: Evidence for pre-planetesimal historiesOPEN ACCESS
J.I. Simon, J.N. Cuzzi, K.A. McCain, M.J. Cato, P.A. Christoffersen, K.R. Fisher, P. Srinivasan, A.W. Tait, D.M. Olson, J.D. Scargle Earth and Planetary Science Letters Volume 494, 15 July 2018, Pages 69–82 LINK (OPEN ACCESS)…
Sulfur isotope signatures of eucrites and diogenites
Nanping Wu, James Farquhar, James W. Dottin III, Nivea Magalhães Geochimica et Cosmochimica Acta, Volume 233,15 July 2018,Pages 1-13 LINK “High precision sulfur isotope data on eight eucrites and two diogenites are reported to explore…
Chondritic late accretion to Mars and the nature of shergottite reservoirs
Kim T. Tait, James M.D. Day Earth and Planetary Science Letters Volume 494, 15 July 2018, Pages 99–108 LINK “Highlights • Coupled Os–Sr isotope systematics in shergottites indicate mixing between enriched and depleted martian mantle…
Er, Yb, and Hf isotopic compositions of refractory inclusions: An integrated isotopic fingerprint of the Solar System’s earliest reservoir
Quinn R. Shollenberger, Jan Render, Gregory A. Brennecka Earth and Planetary Science Letters Volume 495, 1 August 2018, Pages 12–23 LINK “Highlights • We present new methods to measure Er and Yb isotopes by MC-ICPMS…
Accumulation mechanisms of micrometeorites in an ancient supraglacial moraine at Larkman Nunatak, AntarcticaOPEN ACCESS
Matthew J. Genge, Matthias Ginneken, Martin D. Suttle, Ralph P. Harvey Meteoritics & Planetary Science First published: 16 May 2018 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “We report the discovery of a large accumulation of…
Basalt or not? Near-infrared spectra, surface mineralogical estimates, and meteorite analogs for 33 Vp-type asteroidsOPEN ACCESS
Paul S. Hardersen, Vishnu Reddy, Edward Cloutis, Matt Nowinski, Margaret Dievendorf, Russell M. Genet, Savan Becker, Rachel Roberts PDF (OPEN ACCESS) “Investigations of the main asteroid belt and efforts to constrain that population’s physical characteristics…
Hyperspectral FTIR imaging of irradiated carbonaceous meteorites
R. Brunetto, C. Lantz, Z. Dionnet, F. Borondics, A. Aléon-Toppani, D. Baklouti, M.A. Barucci, R.P. Binzel, Z. Djouadi, K. Kitazato, C. Pilorget Planetary and Space Science Available online 8 May 2018 LINK “Highlights • We…
The origin of the unique achondrite Northwest Africa 6704: Constraints from petrology, chemistry and Re–Os, O and Ti isotope systematics
Yuki Hibiya, Gregory J. Archer, Ryoji Tanaka, Matthew E. Sanborn, Yuya Sato, Tsuyoshi Iizuka, Kazuhito Ozawa, Richard J. Walker, Akira Yamaguchi, Qing-Zhu Yin, Tomoki Nakamura, Anthony J. Irving Geochimica et Cosmochimica Acta Available online 9…
The nature of the L chondrite parent body’s disruption as deduced from high‐pressure phases in the Sixiangkou L6 chondrite
Li, S. and Hsu, W. Meteorit Planet Sci. . doi:10.1111/maps.13110 LINK “The disruption of the L chondrite parent body (LCPB) at ~470 Ma is currently the best‐documented catastrophic celestial impact event, based on the large…
Oxidized conditions in iron meteorite parent bodies
P. Bonnand & A. N. Halliday Nature Geoscience (2018) doi:10.1038/s41561-018-0128-2 Published: 07 May 2018 LINK “Magmatic iron meteorites are thought to originate from the cores of differentiated planetary embryos, but it is unclear where they…
Raman spectroscopy of shocked enstatite‐rich meteorites
Zhang, B. , Shieh, S. R., Withers, A. C. and Bouvier, A. Meteorit Planet Sci. . doi:10.1111/maps.13106 LINK “We present Raman patterns of enstatite in different classes of enstatite‐rich chondrites and achondrites of various shock…
Primary iron sulfides in CM and CR carbonaceous chondrites: Insights into nebular processes
Singerling, S. A. and Brearley, A. J. (2018) Meteorit Planet Sci. . doi:10.1111/maps.13108 LINK “We have carried out a systematic study involving SEM, EPMA, and TEM analyses to determine the textures and compositions of sulfides…
Discovery of moganite in a lunar meteorite as a trace of H2O ice in the Moon’s regolithOPEN ACCESS
Masahiro Kayama, Naotaka Tomioka, Eiji Ohtani, Yusuke Seto, Hiroshi Nagaoka, Jens Götze, Akira Miyake, Shin Ozawa, Toshimori Sekine, Masaaki Miyahara, Kazushige Tomeoka, Megumi Matsumoto, Naoki Shoda, Naohisa Hirao, Takamichi Kobayashi Science Advances 02 May 2018:…
Perceptive of the pyroxene‐bearing micrometeorites and their relation to chondrites
N. G. Rudraswami, D. Fernandes, Agnelo De Araujo, M. Shyam Prasad, S. Taylor Meteorit Planet Sci. . doi:10.1111/maps.13105 LINK “We studied 149 pyroxenes from 69 pyroxene‐bearing micrometeorites collected from deep‐sea sediments of the Indian Ocean…
The delivery of water by impacts from planetary accretion to presentOPEN ACCESS
R. Terik Daly, Peter H. Schultz Science Advances 25 Apr 2018: Vol. 4, no. 4, eaar2632 DOI: 10.1126/sciadv.aar2632 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Dynamical models and observational evidence indicate that water-rich asteroids and comets…
The ungrouped achondrite Northwest Africa (NWA) 7325: Spectral reflectance properties and implications for parent body identification
Edward A. Cloutis, Vishnu Reddy, David T. Blewett Icarus In Press, Available online 24 April 2018 LINK “Highlights • the ungrouped achondrite NWA 7325 has been spectrally characterized • NWA 7325 reflectance spectra show diagnostic…
Study of injuries from the Chelyabinsk airburst event
A.P. Kartashova, O.P. Popova, D.O. Glazachev, P. Jenniskens, d, V.V. Emelˈyanenko, Е.D. Podobnaya, A. Ya Skripnik Planetary and Space Science Available online 23 April 2018 LINK “Highlights • The new data on injuries from the…
Ambient and cold‐temperature infrared spectra and XRD patterns of ammoniated phyllosilicates and carbonaceous chondrite meteorites relevant to Ceres and other solar system bodiesOPEN ACCESS
Bethany L. Ehlmann, Robert Hodyss, Thomas F. Bristow, George R. Rossman, Eleonora Ammannito, M. Cristina De Sanctis, Carol A. Raymond Meteorit Planet Sci. . doi:10.1111/maps.13103 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Mg‐phyllosilicate‐bearing, dark surface materials…
Mineral Composition and Structure of the Sverdlovsk Meteorite (H4-5)
S. V. Berzin, V. A. Koroteev, K. S. Ivanov, D. A. Kleimenov, D. V. Kiseleva, N. V. Cherednichenko Doklady Earth Sciences March 2018, Volume 479, Issue 1, pp 390–392 LINK “A fragment of the Sverdlovsk…
From 2D to 3D chondrule size data: Some empirical ground truths
Metzler, K. Meteorit Planet Sci. . doi:10.1111/maps.13091 LINK “In order to characterize the relation between apparent chondrule sizes (2D) and true chondrule sizes (3D), three ordinary chondrites of the H, L, and LL group have…
A large planetary body inferred from diamond inclusions in a ureilite meteoriteOPEN ACCESS
Farhang Nabiei, James Badro, Teresa Dennenwaldt, Emad Oveisi, Marco Cantoni, Cécile Hébert, Ahmed El Goresy, Jean-Alix Barrat & Philippe Gillet Nature Communications, Volume 9, Article number: 1327 (2018) doi:10.1038/s41467-018-03808-6 LINK (OPEN ACCESS) PDF (OPEN ACCESS)…
Were chondrites magnetized by the early solar wind?
Rona Oran, Benjamin P. Weiss, Ofer Cohen Earth and Planetary Science Letters Volume 492, 15 June 2018, Pages 222–231 LINK “Highlights • Some chondrites contain unidirectional, post-accretional remanent magnetization. • We consider whether this magnetization…
A new type of oxidized and pre-irradiated micrometeorite
Carole Cordier, Bastian Baecker, Ulrich Ott, Luigi Folco, Mario Trieloff Geochimica et Cosmochimica Acta In Press, Available online 17 April 2018 LINK “This paper investigates the mineralogy and noble gas composition of a unique micrometeorite…
Rapid effects of terrestrial alteration on highly siderophile elements in the Sutter’s Mill meteorite
Richard J. Walker, Qing‐Zhu Yin, Philipp R. Heck Meteoritics & Planetary Science Meteorit Planet Sci. . doi:10.1111/maps.13102 LINK “The 187Re‐187Os isotopic systematics of many bulk chondrites plot well beyond analytical uncertainties of a primordial isochron….
Chondritic ingredients: II. Reconstructing early solar system history via refractory lithophile trace elements in individual objects of the Leoville CV3 chondrite
Andrea Patzer, Dominik C. Hezel, Verena Bendel, Andreas Pack Meteorit Planet Sci. . doi:10.1111/maps.13084 LINK “We performed a LA‐ICP‐MS study of refractory lithophile trace elements in 32 individual objects selected from a single section of…
Experimental investigation into the effects of oxidation during petrogenesis of the Tissint meteorite
Nicholas Castle, Christopher D. K. Herd Meteorit Planet Sci. . doi:10.1111/maps.13083 LINK “We report on the results of an experimental study based on the petrology of the Tissint meteorite, an olivine‐phyric shergottite that preserves evidence…
Identification of meteorite source regions in the solar systemOPEN ACCESS
Mikael Granvik, Peter Brown Icarus Available online 14 April 2018 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Over the past decade there has been a large increase in the number of automated camera networks that monitor…
Petrography and mineralogy of calcium-, aluminum-rich inclusions in an unequilibrated carbonaceous chondrite Y 81020 (CO3.05)OPEN ACCESS
Mishra, Ritesh Kumar Current Science Volume 114 – Issue 07 : 10 April 2018 PDF (OPEN ACCESS) “Petrographic and quantitative analyses of more than 70 refractory inclusions found in the studied thin section of Yamato…
Reflectance spectra of synthetic Fe-free ortho- and clinoenstatites in the UV/VIS/IR and implications for remote sensing detection of Fe-free pyroxenes on planetary surfaces
Kathrin Markus, Lyuba Moroz, Gabriele Arnold, Daniela Henckel, Harald Hiesinger, Arno Rohrbach, Klemme Stephan Planetary and Space Science Available online 11 April 2018 LINK “Highlights • Even extremely Fe-poor pyroxenes show deep ultraviolet absorption bands….
Ceres’ spectral link to carbonaceous chondrites — Analysis of the dark background materials
Michael Schäfer, Tanja Schäfer, Matthew R. M. Izawa, Edward A. Cloutis, Stefan E. Schröder, Thomas Roatsch, Frank Preusker, Katrin Stephan, Klaus‐Dieter Matz Meteorit Planet Sci. . doi:10.1111/maps.13079 LINK “Ceres’ surface has commonly been linked with…
Caleta el Cobre 022 (Nakhlite)
Caleta el Cobre 022 (Nakhlite) has been registered in the Meteoritical Bulletin Database LINK Another photo of Caleta el Cobre 022 (Photo: Jérôme Gattacceca) “Caleta el Cobre 022 ~24°20’S, ~70°15’W Antofagasta, Chile Find: 2016 Nov…
O, Mg, and Si isotope distributions in the complex ultrarefractory CAI Efremovka 101.1: Assimilation of ultrarefractory, FUN, and regular CAI precursors
Jérôme Aléon, Johanna Marin-Carbonne, Kevin D. McKeegan, Ahmed El Goresy Geochimica et Cosmochimica Acta Available online 9 April 2018 LINK “Oxygen, magnesium, and silicon isotopic compositions in the mineralogically complex, ultrarefractory (UR) calcium-aluminum-rich inclusion (CAI)…
High-precision Al–Mg isotopic systematics in USNM 3898 – The benchmark “ALL” for initial 87Sr/86Sr in the earliest Solar System
G.J. MacPherson, C. Defouilloy, N.T. Kita Earth and Planetary Science Letters Volume 491, 1 June 2018, Pages 238–243 Available online 6 April 2018 LINK “Highlights • The CAI USNM 3898 ≡ ALL, the lowest measured…
Chlorine isotopic compositions of apatite in Apollo 14 rocks: Evidence for widespread vapor-phase metasomatism on the lunar nearside ∼4 billion years ago
Nicola J. Potts, Jessica J. Barnes, Romain Tartèse, Ian A. Franchi, Mahesh Anand Geochimica et Cosmochimica Acta In Press, Available online 5 April 2018 LINK “Compared to most other planetary materials in the Solar System,…
Apollo 12 breccia 12013: Impact-induced partial Pb loss in zircon and its implications for lunar geochronology
F. Thiessen, A.A. Nemchin, J.F. Snape, J.J. Bellucci, M.J. Whitehouse Geochimica et Cosmochimica Acta In Press, Available online 5 April 2018 LINK “Apollo 12 breccia 12013 is composed of two portions, one grey in colour,…
The late accretion and erosion of Vesta’s crust recorded by eucrites and diogenites as an astrochemical window into the formation of Jupiter and the early evolution of the Solar SystemOPEN ACCESS
D. Turrini, V. Svetsov, G. Consolmagno, S. Sirono, M. Jutzi Icarus In Press, Available online 4 April 2018 LINK PDF (OPEN ACCESS) “Highlights • The eucrites and diogenites are differentiated meteorites whose genetic link with…
Thermal evolution and sintering of chondritic planetesimals IV. Temperature dependence of heat conductivity of asteroids and meteoritesOPEN ACCESS
Hans-Peter Gail, Mario Trieloff Update (30 July 2018):LINK PDF (OPEN ACCESS) “Understanding the compaction and differentiation of the planetesimals and protoplanets from the Asteroid Belt and the terrestrial planet region of the Solar System requires…
Chemical 3D-imaging of glass inclusions from Allende (CV3) olivine via SIMS: A new insight on chondrule formation conditions
L. Florentin, E. Deloule, F. Faure, D. Mangin Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 3 April 2018 LINK “Natural glass inclusions – hosted in Mg-rich olivines from Allende (CV3) type I…
Modeling the evolution of the parent body of acapulcoites and lodranites: A case study for partially differentiated asteroids
Wladimir Neumann, Stephan Henke, Doris Breuer, Hans-Peter Gail, Winfried H. Schwarz, Mario Trieloff, Jens Hopp, Tilman Spohn Icarus Available online 30 March 2018 LINK Highlights • We model the thermo-chemical evolution of the acapulcoite-lodranite parent…
Mazichuan (Diogenite) registered as confirmed fall (16 September 2016)
MetBull entry (1 April 2018) “History: On 16 September 2016, at about 15:00 local time, many residents from several villages heard an airplane-like noise followed by three loud sonic booms. A woman in Mazichuan witnessed…
Oxygen isotopic evidence for accretion of Earth’s water before a high-energy Moon-forming giant impactOPEN ACCESS
By Richard C. Greenwood, Jean-Alix Barrat, Martin F. Miller, Mahesh Anand, Nicolas Dauphas, Ian A. Franchi, Patrick Sillard, Natalie A. Starkey Science Advances 28 Mar 2018: Vol. 4, no. 3, eaao5928 DOI: 10.1126/sciadv.aao5928 LINK (OPEN…
Dust concentration and chondrule formationOPEN ACCESS
Alexander Hubbard, Mordecai-Mark Mac Low, Denton S. Ebel accepted, Meteoritics & Planetary Sciences PDF (OPEN ACCESS) Update (17 April 2018): LINK “Meteoritical and astrophysical models of planet formation make contradictory predictions for dust concentration factors…
Hapke mixture modeling applied to VNIR spectra of mafic mineral mixtures and shergottites: Implications for quantitative analysis of satellite dataOPEN ACCESS
Jennifer K., Harris Peter, M. Grindrod Meteoritics & Planetary Science First published: 24 March 2018 https://doi.org/10.1111/maps.13065 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The mineralogy of Mars is well understood on a qualitative level at a…
Iron meteorite bulk densities determined via 3‐D laser imaging
C. Fry, C. Samson, P. J. A. McCausland, M. Ralchenko, T. K. McLeod Meteoritics & Planetary Science First published: 24 March 2018 https://doi.org/10.1111/maps.13067 LINK “This study tested the feasibility of using 3‐D laser imaging to…
Fine‐grained volatile components ubiquitous in solar nebula: Corroboration from scoriaceous cosmic spherules
N. G. Rudraswami, D. Fernandes, A. K. Naik, M. Shyam Prasad, S. Taylor Meteoritics & Planetary Science First published: 25 March 2018 https://doi.org/10.1111/maps.13068 LINK “The scoriaceous cosmic spherules (CSs) that make up to a few…
The Kumtag 016 L5 strewn field, Xinjiang Province, China
Xiaojia Zeng, Shijie Li, Ingo Leya, Shijie Wang, Thomas Smith, Yang Li, Peng Wang Meteoritics & Planetary Science First published: 26 March 2018 https://doi.org/10.1111/maps.13073 LINK “The Kumtag 016 strewn field was found in the eastern…
Alteration of CAIs as recorded by 36S/34S as a function of 35Cl/34S
I. Leya, J. Masarik, Y. Lin Meteoritics & Planetary Science First published: 25 March 2018 https://doi.org/10.1111/maps.13070 LINK “Using new model calculations, we study the production of chlorine and sulfur isotopes in different irradiation scenarios. We…
Isotopic evolution of the protoplanetary disk and the building blocks of Earth and the Moon
Martin Schiller, Martin Bizzarro & Vera Assis Fernandes Nature volume 555, pages 507–510 (22 March 2018) doi:10.1038/nature25990 LINK “Nucleosynthetic isotope variability among Solar System objects is often used to probe the genetic relationship between meteorite…
The oldest magnetic record in our solar system identified using nanometric imaging and numerical modelingOPEN ACCESS
Jay Shah, Wyn Williams, Trevor P. Almeida, Lesleis Nagy, Adrian R. Muxworthy, András Kovács, Miguel A. Valdez-Grijalva, Karl Fabian, Sara S. Russell, Matthew J. Genge & Rafal E. Dunin-Borkowski Nature Communications, Volume 9, Article number:…
Infrared Spectroscopy of Carbonaceous-chondrite Inclusions in the Kapoeta Meteorite: Discovery of Nanodiamonds with New Spectral Features and Astrophysical Implications
Yassir A. Abdu, Frank C. Hawthorne, and Maria E. Varela The Astrophysical Journal Letters, Volume 856, Number 1 LINK “We report the finding of nanodiamonds, coexisting with amorphous carbon, in carbonaceous-chondrite (CC) material from the…
‘Dueodde’ meteorite announced
Last update: 10 May 2018 On 16 March 2018 Professor Martin Bizzarro of the Statens Naturhistoriske Museum of Københavns Universitet reports a new meteorite (H5) find in Denmark. The owner of a summer house near…
Fe isotope composition of bulk chondrules from Murchison (CM2): Constraints for parent body alteration, nebula processes and chondrule-matrix complementarity
Dominik C. Hezel, Johanna S. Wilden, Daniel Becker, Sonja Steinbach, Markus Harak Earth and Planetary Science Letters, Volume 490, 15 May 2018, Pages 31-39 LINK “Highlights • We report the first Fe isotope data for…
Magnetic Fields Recorded by Chondrules Formed in Nebular ShocksOPEN ACCESS
Chuhong Mai, Steven J. Desch, Aaron C. Boley, Benjamin P. Weiss accepted for publication in ApJ PDF (OPEN ACCESS) Update (19 April 2018): LINK “Recent laboratory efforts (Fu et al., 2014) have constrained the remanent…
The oxygen isotope compositions of olivine in main group (MG) pallasites: New measurements by adopting an improved laser fluorination approach
Ali, A., Jabeen, I., Banerjee, N. R., Osinski, G. R., Nicklin, I., Gregory, D. and Herrmann, P. Meteoritics & Planetary Science. doi: 10.1111/maps.13072 LINK “Oxygen isotope measurements of olivine in main group (MG) pallasites by…
Origin and significance of cosmogenic signatures in vesicles of lunar basalt 15016OPEN ACCESS
Bekaert, D. V., Avice, G. and Marty, B. Meteoritics & Planetary Science. doi: 10.1111/maps.13069 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Lunar basalt 15016 (~3.3 Ga) is among the most vesicular (50% by volume) basalts recovered…
Microstructural and Paleomagnetic Insight into the Cooling History of the IAB Parent Body
Claire I.O. Nichols, Robert Krakow, Julia Herrero-Albillos, Florian Kronast, Geraint Northwood-Smitha, Richard J. Harrisona Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 15 March 2018 LINK “The IABs represent one of only two…
Extremely 54Cr- and 50Ti-rich presolar oxide grains in a primitive meteorite: Formation in rare types of supernovae and implications for the astrophysical context of solar system birthOPEN ACCESS
Larry R. Nittler, Conel M. O’D. Alexander, Nan Liu, Jianhua Wang Accepted for publication in The Astrophysical Journal Letters PDF (OPEN ACCESS) “We report the identification of 19 presolar oxide grains from the orgu CI…
The Surface Composition of Ceres from the Dawn Mission
Thomas B. McCord, Francesca Zambon Icarus Available online 14 March 2018 LINK “Highlights • This article provides the context for “Ceres mineralogical mapping special issue”; • We describe the global mineralogy of Ceres; • A…
Uranium isotope ratios of Muonionalusta troilite and complications for the absolute age of the IVA iron meteorite core
Gregory A. Brennecka, Yuri Amelin, Thorsten Kleine Earth and Planetary Science Letters Volume 490, 15 May 2018, Pages 1–10 LINK “Highlights • Muonionalusta troilite exhibits a range of measured 238U/235U values. • Variable 238U/235U greatly…
Noble gas composition, cosmic-ray exposure age, 39Ar-40Ar, and I-Xe analyses of ungrouped achondrite NWA 7325
Hopp, J., Schröter, N., Pravdivtseva, O., Meyer, H.-P., Trieloff, M. and Ott, U. Meteorit Planet Sci. doi:10.1111/maps.13062 LINK “Northwest Africa (NWA) 7325 is an anomalous achondrite that experienced episodes of large-degree melt extraction and interaction…
Redistribution of Sr and rare earth elements in the matrices of CV3 carbonaceous chondrites during aqueous alteration in their parent bodyOPEN ACCESS
Kaori Jogo, Motoo Ito, Tomoki Nakamura, Sachio Kobayashi, Jong Ik Lee Earth, Planets and Space December 2018, 70:37 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “We measured the abundances of Sr and rare earth elements (REEs)…
Cosmic History and a Candidate Parent Asteroid for the Quasicrystal-bearing Meteorite KhatyrkaOPEN ACCESS
Matthias M.M. Meier, Luca Bindi, Philipp R. Heck, April I. Neander, Nicole H. Spring, My E. I. Riebe, Colin Maden, Heinrich Baur, Paul J. Steinhardt, Rainer Wieler, Henner Busemann Submitted to Earth and Planetary Science…
Calcium and titanium isotopes in refractory inclusions from CM, CO, and CR chondrites
Levke Kööp, Andrew M. Davis, Alexander N. Krot, Kazuhide Nagashima, Steven B. Simon Earth and Planetary Science Letters Volume 489, 1 May 2018, Pages 179–190 Available online 9 March 2018 LINK “Highlights • Some CAIs…
