Using X-ray computed microtomography (μCT) to determine subsample-specific cosmogenic noble gas production rates of E (enstatite) chondritesOPEN ACCESS
M. Mijjum, B. J. Andrews, T. J. McCoy, C. M. Corrigan, M. W. Caffee, M. M. Tremblay MAPS, Version of Record online: 13 January 2025 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Cosmic ray exposure (CRE) ages…
Two isotopically distinct populations of refractory inclusions in the EHa3 chondrite Sahara 97072 – Significance for understanding the evolution of the CAI-formation regionOPEN ACCESS
Samuel Ebert, Kazuhide Nagashima, Alexander N. Krot, Addi Bischoff Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 27 December 2024 LINK + PDF (OPEN ACCESS) “The nature of isotopic differences between ‘normal’ Ca,Al-rich inclusions…
An early giant planet instability recorded in asteroidal meteoritesOPEN ACCESS
Graham Harper Edwards, C. Brenhin Keller, Elisabeth R. Newton & Cameron W. Stewart Nature AstronomyPublished: 15 August 2024 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Giant planet migration appears widespread among planetary systems in our Galaxy. However,…
Visual observation of meteorite ablation in plasma wind tunnel experimentsOPEN ACCESS
F. Grigat, S. Loehle, J. Vaubaillon, P. Matlovič, J. Tóth IcarusIn Press, Journal Pre-proof, Available online 8 August 2024 LINK + PDF (OPEN ACCESS) “Highlights “A set of 28 different meteorites was tested in 32…
The formation of volatile-bearing djerfisherite in reduced meteoritesOPEN ACCESS
Zoë E. Wilbur, Timothy J. McCoy, Catherine M. Corrigan, Jessica J. Barnes, Sierra V. Brown, Arya Udry MAPS, Version of Record online: 03 June 2024 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Enstatite meteorites, both aubrites and…
EL meteorites do date the giant planet instabilityOPEN ACCESS
Chrysa Avdellidou, Marco Delbo, David Nesvorny, Kevin J. Walsh, Alessandro Morbidelli (Submitted on 30 Apr 2024), comment on The link between Athor and EL meteorites does not constrain the timing of the giant planet instability,…
Insights on the origin of oldhamite in enstatites meteorites from Ca stable isotopes
Wei Dai, Frederic Moynier, Julien Siebert Geochimica et Cosmochimica Acta, In Press, Journal Pre-proof, Available online 20 April 2024 LINK “In order to understand the origin of oldhamite (CaS) in enstatite meteorites, we report Ca…
The link between Athor and EL meteorites does not constrain the timing of the giant planet instabilityOPEN ACCESS
Andre Izidoro, Rogerio Deienno, Sean N. Raymond, Matthew S. Clement Comments welcome PDF (OPEN ACCESS) “The asteroid Athor, residing today in the inner main asteroid belt, has been recently associated as the source of EL…
Dating the Solar System’s giant planet orbital instability using enstatite meteoritesOPEN ACCESS
Chrysa Avdellidou, Marco Delbo’, David Nesvorný, Kevin J. Walsh, and Alessandro Morbidelli Science, 16 Apr 2024, First Release LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The giant planets of the Solar System formed on initially compact orbits,…
Mapping the redox state of the young Solar System using ytterbium valence stateOPEN ACCESS
Tahar Hammouda, Paul Frossard, Maud Boyet, Audrey Bouvier, Matthew Newville, Antonio Lanzirotti Geochimica et Cosmochimica ActaAvailable online 27 March 2024 LINK (OPEN ACCESS) “We have determined the valence state of Ytterbium (Yb) in a collection…
Forsteritic olivine in EH (enstatite) chondrite meteorites: A record of nebular, metamorphic, and crystal-lattice diffusion effectsOPEN ACCESS
Seann J. McKibbin, Lutz Hecht, Christina Makarona, Matthew Huber, Hermann Terryn, Philippe Claeys MAPS, Version of Record online: 20 February 2024 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The occurrence of forsteritic olivine in EH enstatite chondrites…
Strewn field, mineralogy, and petrology of Al Haggounia 001: A unique enstatite chondrite
M. H. Leili, H. Chennaoui Aoudjehane, B. Devouard, P. Rochette, J. Gattacceca, L. Folco, M. Gemelli, I. Baziotis MAPS, Version of Record online: 21 January 2024 LINK “In this work, we investigate macroscopic characteristics, magnetic…
Hf-W isotope systematics of enstatite chondrites: Parent body chronology and origin of Hf-W fractionations among chondritic meteorites
Jan L. Hellmann, James A. Van Orman, Thorsten Kleine Earth and Planetary Science LettersVolume 626, 15 January 2024, 118518 LINK “Five enstatite chondrites, including two EH4 (Abee, Indarch) and three EL6 samples (Hvittis, Khairpur, Pillistfer),…
Nanophase magnetite in matrix of anomalous EL3 chondrite Northwest Africa (NWA) 8785
M. K. Weisberg, M. E. Zolensky, M. Kimura, K. T. Howard, D. S. Ebel, M. L. Gray, C. M. O’D. Alexander MAPSVersion of Record online: 23 November 2023 LINK “NWA 8785 is a remarkable EL3…
Physical properties and average atomic numbers of chondrules using computed tomography
Yogita Kadlag, David Haberthür, Ingo Leya, Ruslan Hlushchuk, Klaus Mezger Planetary and Space ScienceAvailable online 17 October 2023, 105799 LINK “Micro-computed tomography is a fast and essentially non-destructive technique for studying 3D properties of solid…
Bayesian Inference on the Isotopic Building Blocks of Mars and EarthOPEN ACCESS
Nicolas Dauphas, Timo Hopp, David Nesvorny Submitted to Icarus June 30, 2023, Accepted September 16, 2023 PDF (OPEN ACCESS) “Isotopic anomalies provide a means of probing the materials responsible for the formation of terrestrial planets….
An early giant planet instability recorded in asteroidal meteoritesOPEN ACCESS
Graham Harper Edwards, C. Brenhin Keller, Elisabeth R. Newton, Cameron W. Stewart Under review at Nature Astronomy PDF (OPEN ACCESS) “Giant planet migration appears widespread among planetary systems in our Galaxy. However, the timescales of…
The H content of aubrites: An evaluation of bulk versus in situ methods for quantifying water in meteorites
Liam D. Peterson, Megan E. Newcombe, Conel M.O’D. Alexander, Jianhua Wang, Frieder Klein, David V. Bekaert, Sune G. Nielsen Earth and Planetary Science LettersVolume 620, 15 October 2023, 118341 LINK “Aubrites and enstatite chondrites (ECs)…
Trace element redistributions during metamorphism of E-chondrites: implications for reduced bodies and the Earth
Jean-Alix Barrat, Addi Bischoff, Brigitte Zanda Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 5 July 2023 LINK “We report on new trace element analyses of enstatite chondrites (ECs) to clarify their behavior during…
The high-temperature origin of hydrogen in enstatite chondrite chondrules and implications for the origin of terrestrial water
Dorian Thomassin, Laurette Piani, Johan Villeneuve, Marie-Camille Caumon, Nordine Bouden, Yves Marrocchi Earth and Planetary Science LettersVolume 616, 15 August 2023, 118225, Available online 30 May 2023 LINK “Due to their numerous isotopic similarities to…
Calcium–aluminum-rich inclusions in non-carbonaceous chondrites: Abundances, sizes, and mineralogyOPEN ACCESS
E. T. Dunham, A. Sheikh, D. Opara, N. Matsuda, M.-C. Liu, K. D. McKeegan MAPS, Version of Record online: 12 May 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “As the Sun was forming, calcium–aluminum-rich inclusions (CAIs)…
Using the potassium-argon laser experiment (KArLE) to date ancient, low-K chondritic meteorites
Fanny Cattani, Barbara A. Cohen, Cameron M. Mercer, Agnes J. Dahl MAPSVersion of Record online: 10 April 2023 LINK “Several laboratories have been investigating the feasibility of in situ K-Ar dating for use in future…
Lewis Cliff 87223, an anomalous enstatite chondrite and the diversity of enstatite chondrites
Kaitlyn R. Goss, Mabel L. Gray, Michael K. Weisberg, Denton S. Ebel MAPSVersion of Record online: 09 March 2023 LINK “We studied a thin section of Lewis Cliff (LEW) 87223, an unusual EL3-related, enstatite chondrite…
Chondrite diversity revealed by chromium, calcium and magnesium isotopesOPEN ACCESS
Ke Zhu, Martin Schiller, Frédéric Moynier, Mirek Groen, Conel M. O’D. Alexander, Jemma Davidson, Devin L. Schrader, Addi Bischoff, Martin Bizzarro Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 13 December 2022 LINK (OPEN…
Nd isotope variation between the Earth–Moon system and enstatite chondrites
Shelby Johnston, Alan Brandon, Claire McLeod, Kai Rankenburg, Harry Becker & Peter Copeland NaturePublished: 06 October 2022 LINK (OPEN ACCESS) “Reconstructing the building blocks that made Earth and the Moon is critical to constrain their…
Origin of Nitrogen Isotopic Variations in the Rocky Bodies of the Solar SystemOPEN ACCESS
Damanveer S. Grewal The Astrophysical Journal, Volume 937, Number 25 October 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Noncarbonaceous (NC; inner solar system) meteorites have lower 15N/14N ratios than carbonaceous (CC; outer solar system) meteorites. Whether…
Earth’s composition was modified by collisional erosion
Paul Frossard, Claudine Israel, Audrey Bouvier, Maud Boyet Science29 Sep 2022Vol 377, Issue 6614pp. 1529-1532 LINK Supplementary Materials “The samarium-146 (146Sm)–neodymium-142 (142Nd) short-lived decay system (half-life of 103 million years) is a powerful tracer of…
The Fate of Nitrogen during Parent Body Partial Melting and Accretion of the Inner Solar System Bodies at Reducing Conditions
Rajdeep Dasgupta, Emily Falksen, Aindrila Pal, Chenguang Sun Geochimica et Cosmochimica ActaAvailable online 23 September 2022 LINK “Evolution of nitrogen (N), a life-essential volatile element, in highly reduced magmatic systems is a key for the…
Athor asteroid family as the source of the EL enstatite meteoritesOPEN ACCESS
C. Avdellidou, M. Delbo, A. Morbidelli, K. J. Walsh, E. Munaibari, J. Bourdelle de Micas, M. Devogèle, S. Fornasier, M. Gounelle, G. van Belle Astronomy & Astrophysics, Forthcoming articleReceived: 24 July 2022 / Accepted: 30…
Zolenskyite, FeCr2S4, a new sulfide mineral from the Indarch meteorite
Zolenskyite, FeCr2S4, a new sulfide mineral from the Indarch meteorite Chi Ma; Alan E. Rubin American Mineralogist June 01, 2022, Vol.107, 1030-1033 LINK “Zolenskyite (IMA 2020-070), FeCr2S4, is a new sulfide mineral that occurs within…
Enstatite chondrites: condensation and metamorphism under extremely reducing conditions and contributions to the EarthOPEN ACCESS
Yangting Lin Progress in Earth and Planetary Science LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Enstatite chondrites are a small clan of meteorites, only ~ 1% out of all meteorite collection. However, they are the most reduced meteorites and…
Did Earth eat its leftovers? Impact ejecta as a component of the late veneerOPEN ACCESS
Philip J. Carter, Sarah T. Stewart Draft version April 11, 2022, to be published in PSJ PDF (OPEN ACCESS) Update (19 April 2022):LINK (OPEN ACCESS)PDF (OPEN ACCESS)The Planetary Science Journal, Volume 3, Number 4 “The…
Meteoritic noble gas constraints on the origin of terrestrial volatilesOPEN ACCESS
Bernard Marty ICARUSIn Press, Journal Pre-proof, Available online 3 April 2022 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Highlights • The composition of noble gases in primitive meteorites have the potential to yield stringent constraints on…
Presolar grain dynamics: creating nucleosynthetic variations through a combination of drag and viscous evolutionOPEN ACCESS
Mark A. Hutchison, Jean-David Bodénan, Lucio Mayer, Maria Schönbächler accepted for publication in MNRAS PDF (OPEN ACCESS) Update (21 March 2022): LINK “Meteoritic studies of solar system objects show evidence of nucleosynthetic heterogeneities that are…
The message of oldhamites from enstatite chondritesOPEN ACCESS
Tahar Hammouda, Maud Boyet, Paul Frossard & Camille Cartier Progress in Earth and Planetary Science, Volume 9, Article number: 13 (2022)Published: 21 February 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We have determined rare-earth element (REE)…
Diverse space weathering effects on asteroid surfaces as inferred via laser irradiation of meteoritesOPEN ACCESS
P. Zhang, K. Tai, Y. Li, J. Zhang, C. Lantz, T. Hiroi, M. Matsuoka, S. Li, Y. Lin, Y. Wen, H. Han and X. Zeng A&A 659, A78 (2022)Received 5 November 2021 / Accepted 30…
Chromium Stable Isotope Panorama of Chondrites and Implications for Earth Early Accretion
Ke Zhu (朱柯), Frédéric Moynier, Conel M. O’D. Alexander, Jemma Davidson, Devin L. Schrader, Jian-Ming Zhu, Guang-Liang Wu, Martin Schiller, Martin Bizzarro, and Harry Becker The Astrophysical Journal, Volume 923, Number 1 LINK “We investigated…
A 187Re-187Os, 87Rb-86Sr, highly siderophile and incompatible trace element study of some carbonaceous, ordinary and enstatite chondrite meteoritesOPEN ACCESS
Nicole Phelan, James M.D. Day, Jasmeet K.Dhaliwal, Yang Liu, Christopher A. Corder, Caleb Strom, Emily Pringle, Nelly Assayag, Pierre Cartigny, Kurt Marti, Frédéric Moynier Geochimica et Cosmochimica ActaAvailable online 19 November 2021 LINK (OPEN ACCESS)…
Early solar irradiation as a source of the inner solar system chromium isotopic heterogeneityOPEN ACCESS
Yogita Kadlag, Jason Hirtz, Harry Becker, Ingo Leya, Klaus Mezger Meteoritics & Planetary ScienceFirst published: 05 November 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Different solar system objects display variable abundances of neutron-rich isotopes such as…
Evolution of the parent body of enstatite (EL) chondritesOPEN ACCESS
Mario Trieloff, Jens Hopp, Hans-Peter Gail IcarusIn Press, Journal Pre-proof, Available online 30 October 2021 LINK Update (9 November 2021, Draft version): PDF (OPEN ACCESS) “Highlights • EL chondrite thermochronological data are used to construct…
Low total abundances and a predominance of n-ω-amino acids in enstatite chondrites: Implications for thermal stability of amino acids in the inner solar system
Danielle N. Simkus, José C. Aponte, Jamie E. Elsila, Hannah L. McLain, Eric T. Parker, Jason P. Dworkin, Daniel P. Glavin Meteoritics & Planetary ScienceVersion of Record online: 25 October 2021 LINK “Investigating the organic…
An Almahata Sitta EL3 fragment: implications for the complex thermal history of enstatite chondritesOPEN ACCESS
M. Kimura, M. K. Weisberg, A. Takaki, N. Imae & A. Yamaguchi Progress in Earth and Planetary Science, Volume 8, Article number: 55 (2021) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Almahata Sitta is a polymict breccia,…
Mg isotope variations in microphases of unequilibrated enstatite chondrites
Jinia Sikdar, Vinai K. Rai Meteoritics & Planetary ScienceVersion of Record online: 07 August 2021 LINK “Magnesium, a major mineral-forming element of the inner solar system, is partitioned between the silicate and the unique sulfidic…
53Mn-53Cr systematics of sphalerite in enstatite chondrites
Jens Hopp, Julian-Christopher Storck, Thomas Ludwig, Smail Mostefaoui, Rainer Altherr, Ulrich Ott, Hans-Peter Meyer, Mario Trieloff Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 23 July 2021 LINK “Highlights • Mn-Cr systematics of sphalerite…
Asteroid 16 Psyche: Shape, Features, and Global MapOPEN ACCESS
Michael K. Shepard, Katherine de Kleer, Saverio Cambioni, Patrick A. Taylor, Anne K. Virkki, Edgard G. Rívera-Valentin, Carolina Rodriguez Sanchez-Vahamonde, Luisa Fernanda Zambrano-Marin, Christopher Magri, David Dunham The Planetary Science Journal, Volume 2, Number 4Published:…
Tellurium isotope cosmochemistry: Implications for volatile fractionation in chondrite parent bodies and origin of the late veneer
Jan L. Hellmann, Timo Hopp, Christoph Burkhardt, Harry Becker, Mario Fischer-Gödde, Thorsten Kleine Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 6 July 2021 LINK “Tellurium stable isotope compositions and abundances (δ128/126Te relative to…
Origin of Enstatite Chondrite Fragments in Almahata Sitta: Implications for the Enstatite Chondrite Parent Body
Downes H., Goodrich C. A., Greenwood R. C., Abernethy F. J. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6089) PDF Almahata Sitta contains as wide a range of enstatite chondrite fragments as…
CAIs in Ordinary and Enstatite Chondrites
Dunham E. T. *, Liu M.-C., Matsuda N., McKeegan K. D. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6133) PDF NC CAIs / Very small and rare, unlike / CC CAIs.
Variable refractory lithophile element compositions of planetary building blocks: insights from components of enstatite chondrites
Takashi Yoshizaki, Richard D. Ash, Marc D. Lipella, Tetsuya Yokoyama, William F. McDonough Geochimica et Cosmochimica ActaAvailable online 8 June 2021 LINK “Highlights • Refractory lithophile elements (RLE) are fractionated in chondrules from highly reduced…
Tracing the origin and core formation of the enstatite achondrite parent bodies using Cr isotopes
Ke Zhu (朱柯), Frédéric Moynier, Martin Schiller, Harry Becker, Jean-Alix Barrat,Martin Bizzarro Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 8 June 2021 LINK “Enstatite achondrites (including aubrites) are the only differentiated meteorites that…
Graphite in ureilites, enstatite chondrites, and unique clasts in ordinary chondrites – Insights from the carbon-isotope compositionOPEN ACCESS
Jakob Storz, Thomas Ludwig, Addi Bischoff, Winfried H. Schwarz, Mario Trieloff Geochimica et Cosmochimica ActaAvailable online 21 May 2021 LINK (OPEN ACCESS) “Carbon is of fundamental interest for constraining the volatile element inventory of terrestrial…
Silicon and Oxygen Isotope Evolution of the Inner Solar SystemOPEN ACCESS
Ryoji Tanaka, Christian Potiszil and Eizo Nakamura The Planetary Science Journal, Volume 2, Number 3 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Enstatite chondrites have been regarded as major building blocks of the Earth and other differentiated…
Metal‐rich nodules in anomalous EL3 chondrite Northwest Africa (NWA) 8785
Margrit A. Rindlisbacher, Michael K. Weisberg, Denton S. Ebel, Samuel P. Alpert Meteoritics & Planetary ScienceVersion of Record online: 13 May 2021 LINK “NWA 8785 is a remarkable, recently identified, unequilibrated enstatite chondrite. It was…
Aqueous alteration and bioalteration of a synthetic enstatite chondriteOPEN ACCESS
Caroline Avril, Valérie Malavergne, Eric D. van Hullebusch, Fabrice Brunet, Stephan Borensztajn, Jérôme Labanowski, Louis Hennet, François Guyot Meteoritics & Planetary ScienceVersion of Record online: 28 March 2021 LINK Update: PDF (OPEN ACCESS) “Understanding the…
Chromium isotopic insights into the origin of chondrite parent bodies and the early terrestrial volatile depletion
Ke Zhu 朱柯, Frédéric Moynier, Martin Schiller, Conel M. O’D. Alexander, Jemma Davidson, Devin L. Schrader, Elishevah van Kooten, Martin Bizzarro Geochimica et Cosmochimica ActaAvailable online 27 February 2021 LINK “Chondrites are meteorites from undifferentiated…
Micro-distribution of Oxygen Isotopes in Unequilibrated Enstatite Chondrites
Michael K. Weisberg, Noriko T. Kita, Kohei Fukuda, Guillaume Siron, Denton S.Ebel Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 25 February 2021 LINK “We report petrology and high precision, in situ oxygen isotope…
Dynamic evolution of major element chemistry in protoplanetary disks and its implications for Earth-enstatite chondrite connection
Yoshinori Miyazaki, Jun Korenaga IcarusIn Press, Journal Pre-proof, Available online 19 February 2021 LINK “Chondrites are the likely building blocks of Earth, and identifying the group of chondrite that best represents Earth is a key…
Bubbles to Chondrites-II. Chemical fractionations in chondritesOPEN ACCESS
Akihiko Hashimoto & Yuki Nakano Progress in Earth and Planetary Science volume 8, Article number: 9 (2021) LINK (OPEN ACCESS)PDF (DOWNLOAD) “We attempt to develop a possible theory of chemical fractionations in chondrites, that is…
Variable refractory lithophile element compositions of planetary building blocksOPEN ACCESS
Takashi Yoshizaki, Richard D. Ash, Marc D. Lipella, Tetsuya Yokoyama, William F. McDonough PDF (OPEN ACCESS) “Chondrites are undifferentiated sediments of materials left over from the earliest stage of the solar system history, and are…
Potassium isotope anomalies in meteorites inherited from the protosolar molecular cloudOPEN ACCESS
Y. Ku, S. B. Jacobsen Science Advances 09 Oct 2020:Vol. 6, no. 41, eabd0511 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Potassium (K) and other moderately volatile elements are depleted in many solar system bodies relative to…
Early evolution of the solar accretion disk inferred from Cr-Ti-O isotopes in individual chondrulesOPEN ACCESS
Jonas M. Schneider, Christoph Burkhardt, Yves Marrocchi, Gregory A. Brennecka, Thorsten Kleine Submitted to EPSL on Jan 29 2020, accepted in revised form Sep. 12 2020 PDF (OPEN ACCESS) Erratum to “Early evolution of the…
Earth’s water may have been inherited from material similar to enstatite chondrite meteorites
Laurette Piani, Yves Marrocchi, Thomas Rigaudier, Lionel G. Vacher, Dorian Thomassin, Bernard Marty Science 28 Aug 2020:Vol. 369, Issue 6507, pp. 1110-1113DOI: 10.1126/science.aba1948 LINK Supplementary Materials (PDF) “The origin of Earth’s water remains unknown. Enstatite…
Petrological evidence for the existence and disruption of a 500 km-sized differentiated planetesimal of enstatite-chondritic parentage
Dennis Harries, Addi Bischoff Earth and Planetary Science LettersVolume 548, 15 October 2020, 116506 LINK “Highlights • A unique enstatite-rich lithology was found among Almahata Sitta meteorite samples.• Petrology indicates a radius of ∼500 km…
Sierra Gorda 009: A new member of the metal‐rich G chondrites grouplet
Marina A. Ivanova, Cyril A. Lorenz, Munir Humayun, Catherine M. Corrigan, Thomas Ludwig, Mario Trieloff, Kevin Righter, Ian A. Franchi, Alexander B. Verchovsky, Ekaterina V. Korochantseva, Vladimir V. Kozlov, Svetlana N. Teplyakova, Alexander V. Korochantsev,…
Dynamic evolution of major element chemistry in protoplanetary disks and its implications for chondrite formationOPEN ACCESS
Yoshinori Miyazaki, Jun Korenaga PDF (OPEN ACCESS) “Chondrites are the likely building blocks of Earth, and identifying the group of chondrite that best represents Earth is a key to resolving the state of the early…
Supply of phosphate to early Earth by photogeochemistry after meteoritic weathering
Dougal J. Ritson, Stephen J. Mojzsis & John. D. Sutherland Nature Geoscience (2020) Published: 23 March 2020 LINK “During terrestrial differentiation, the relatively small amount of phosphorus that migrated to the lithosphere was incorporated into…
Subsolar Al/Si and Mg/Si ratios of non-carbonaceous chondrites reveal planetesimal formation during early condensation in the protoplanetary diskOPEN ACCESS
A. Morbidelli, G. Libourel, H. Palme, S.A. Jacobson, D.C. Rubie Accepted for publication in EPSL PDF (OPEN ACCESS) “The Al/Si and Mg/Si ratios in non-carbonaceous chondrites are lower than the solar (i.e., CI-chondritic) values, in…
Cadmium isotopes in chondrites and acid leachates: Nucleosynthetic homogeneity and a monitor for thermal neutron capture effects
Eniko R. Toth, Manuela A. Fehr, Matthias Friebel, Maria Schönbächler Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 6 February 2020 LINK “Nucleosynthetic isotope variations are well documented for refractory elements in meteorites…
Si-Mg isotopes in enstatite chondrites and accretion of reduced planetary bodiesOPEN ACCESS
Jinia Sikdar & Vinai K. Rai Scientific Reports 10 , 1–12 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Among the primitive meteorite classes, Enstatite Chondrites (EC) are believed to share a common origin with the Earth…
Thermal and porosity properties of meteorites: A compilation of published data and new measurements
A.‐J. Soini, I. T. Kukkonen, T. Kohout, A. Luttinen Meteoritics & Planetary Science First Published: 22 January 2020 LINK “We report direct measurements of thermal diffusivity and conductivity at room temperature for 38 meteorite samples…
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…
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…
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…
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)…
Nucleosynthetic Sr–Nd Isotope Correlations in Chondrites: Evidence for Nebular Thermal Processing and Dust Transportation in the Early Solar System
Ryota Fukai, Tetsuya Yokoyama The Astrophysical Journal, Volume 879, Number 2 LINK “We conducted high-precision Sr and Nd isotopic measurements in bulk chondrites using a complete sample digestion technique. Our new data indicate that enstatite…
Petrogenesis of ungrouped enstatite meteorite Zakłodzie: Fabric, texture, and nanostructure analysis for identification of mechanisms responsible for chondrite–achondrite transition
Agata M. Krzesińska, Richard Wirth, Monika A. Kusiak Meteoritics & Planetary Science First Published: 29 April 2019 LINK “Zakłodzie is an enstatite meteorite of unknown petrogenesis. Chemically, it resembles enstatite chondrites, but displays an achondrite‐like…
Reclassification of four aubrites as enstatite chondrite impact melts: Potential geochemical analogs for Mercury
Arya Udry, Zoë E. Wilbur, Rachel R. Rahib, Francis M. McCubbin, Kathleen E. Vander Kaaden, Timothy J. McCoy, Karen Ziegler, Juliane Gross, Christopher DeFelice, Logan Combs, Brent D. Turrin Meteoritics & Planetary Science First Published:…
Origin of the non-carbonaceous–carbonaceous meteorite dichotomyOPEN ACCESS
Josefine A. M. Nanne, Francis Nimmo, Jeffrey N.Cuzzi, Thorsten Kleine Earth and Planetary Science Letters Volume 511, 1 April 2019, Pages 44-54 LINK (OPEN ACCESS) “Highlights • New Ni isotopic data for iron meteorites confirm…
Aqueous Alteration of Enstatite Chondrite Material in the Kaidun Meteorite
K. Higashi, T. Mikouchi, M. E. Zolensky 50th Lunar and Planetary Science Conference (2019), Abstract #2344 PDF abstract
Almahata Sitta Magnetic Susceptibility Database — Update of the Enstatite Chondritic Lithologies
V. H. Hoffmann, K. Wimmer, R. Hochleitner, M. Kaliwoda, M. Funaki, M. Torii, S. Decker 50th Lunar and Planetary Science Conference (2019), Abstract #2839 PDF abstract
On the principle building blocks of Mars and Earth
Christian Liebske, Amir Khan IcarusAvailable online 20 January 2019 LINK “Highlights • Stochastic mixing of chondrites and achondrites to reconcile isotopic signatures for Mars and Earth indicate highly non-unique solution spaces • Complementary geophysical and…
Chemically defining the building blocks of the EarthOPEN ACCESS
Takashi Yoshizaki, William F. McDonough, Richard D. Ash, Tetsuya Yokoyama, Marc D. Lipella PDF (OPEN ACCESS) “Chondrites are undifferentiated sediments of material left over from the earliest solar system and are widely considered as representatives…
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…
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…
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. •…
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….
Enstatite chondrites EL3 as building blocks for the Earth: The debate over the 146Sm–142Nd systematics
M. Boyet, A. Bouvier, P. Frossard, T. Hammouda, M. Garçon, A. Gannoun Earth and Planetary Science Letters Volume 488, 15 April 2018, Pages 68–78 LINK “Highlights • Here we present the first high precision Nd…
Chemical variations of sulfides and metal in enstatite chondrites—Introduction of a new classification scheme
Weyrauch, M., Horstmann, M. and Bischoff, A. Meteoritics & Planetary Science. doi: 10.1111/maps.13025 LINK “In this study, the metal and sulfide compositions of 45 enstatite chondrites were analyzed to determine possible mineral-chemical trends correlated with…
Halogens in chondritic meteorites and terrestrial accretion
Patricia L. Clay, Ray Burgess, Henner Busemann, Lorraine Ruzié-Hamilton, Bastian Joachim, James M. D. Day & Christopher J. Ballentine Nature 551, 614–618 (30 November 2017) doi:10.1038/nature24625 LINK “Volatile element delivery and retention played a fundamental…
The selenium isotopic variations in chondrites are mass-dependent; Implications for sulfide formation in the early solar system
J. Labidi, S. König, T. Kurzawa, A. Yierpan, R. Schoenberg Earth and Planetary Science Letters Volume 481, 1 January 2018, Pages 212–222 LINK “Highlights • Significant δ82/78Se variations are recorded in chondrites. • The Se…
Experiments on Condensation of Calcium Sulfide Grains To Demarcate Environments for the Formation of Enstatite Chondrites
Kaori Yokoyama, Yuki Kimura , and Chihiro Kaito ACS Earth Space Chem., Article ASAP DOI: 10.1021/acsearthspacechem.7b00076 LINK “To achieve a better understanding of material evolution in the early solar system, experiments have been performed to…
Variable Tl, Pb, and Cd concentrations and isotope compositions of enstatite and ordinary chondrites—Evidence for volatile element mobilization and decay of extinct 205PbOPEN ACCESS
Palk, C., Andreasen, R., Rehkämper, M., Stunt, A., Kreissig, K., Coles, B., Schönbächler, M. and Smith, C. Meteorit Planet Sci. doi:10.1111/maps.12989 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “New Tl, Pb, and Cd concentration and Tl,…
Chemical variations within and between the clasts, and the matrix of the Abee enstatite chondrite suggest an impact-based differentiation mechanism
Michael D. Higgins, Pierre-Etienne M.C. Martin, Sciences Appliquées Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 6 October 2017 LINK “Abee is an enstatite chondrite breccia dominantly composed of kamacite, enstatite, silica, plagioclase,…
Silicate–SiO reaction in a protoplanetary disk recorded by oxygen isotopes in chondrules
Ryoji Tanaka & Eizo Nakamura Nature Astronomy 1, Article number: 0137 (2017) doi:10.1038/s41550-017-0137 LINK “The formation of planetesimals and planetary embryos during the earliest stages of the solar protoplanetary disk largely determined the composition and…
Mixing and transport of dust in the early solar nebula as inferred from titanium isotope variations among chondrulesOPEN ACCESS
Simone Gerber, Christoph Burkhardt, Gerrit Budde, Knut Metzler, Thorsten Kleine accepted for publication in the Astrophysical Journal Letters, May 10, 2017 PDF (OPEN ACCESS) Update (22 May 2017): LINK “Chondrules formed by the melting of…
Testing the chondrule-rich accretion model for planetary embryos using calcium isotopesOPEN ACCESS
Elsa Amsellem, Frédéric Moynier, Emily A. Pringle, Audrey Bouvier, Heng Chen, James M. D. Day PhD Student Conference (PhDSC), l’Institut de Physique du Globe de Paris (IPGP), 13-17 March 2017 PDF (OPEN ACCESS) Update (28…
Calcium Isotopic Compositions of Chondrites
Shichun Huang, Stein B. Jacobsen Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 4 October 2016 http://dx.doi.org/10.1016/j.gca.2016.09.039 LINK “We report mass-dependent and mass-independent Ca isotopic variations in nine chondrites from three groups: carbonaceous,…
Magmatic sulfides in the porphyritic chondrules of EH enstatite chondritesOPEN ACCESS
Laurette Piani, Yves Marrocchi, Guy Libourel, Laurent Tissandier PDF (open access) Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 22 September 2016 LINK “The nature and distribution of sulfides within 17 porphyritic chondrules…
Primitive Solar System materials and Earth share a common initial 142Nd abundance
A. Bouvier & M. Boyet Nature 537, 399–402 (15 September 2016) doi:10.1038/nature19351 LINK “The early evolution of planetesimals and planets can be constrained using variations in the abundance of neodymium-142 (142Nd), which arise from the…
A nucleosynthetic origin for the Earth’s anomalous 142Nd composition
C. Burkhardt, L. E. Borg, G. A. Brennecka, Q. R. Shollenberger, N. Dauphas, T. Kleine Nature 537, 394–398 (14 September 2016) | doi:10.1038/nature18956 LINK “A long-standing paradigm assumes that the chemical and isotopic compositions of…
Impact melting of the largest known enstatite meteorite: Al Haggounia 001, a fossil EL chondrite.
Rubin, A. E. Meteoritics & Planetary Science. doi: 10.1111/maps.12679 LINK “Al Haggounia 001 and paired specimens (including Northwest Africa [NWA] 2828 and 7401) are part of a vesicular, incompletely melted, EL chondrite impact melt rock…
The First Discovery of Presolar Graphite Grains from the Highly Reducing Qingzhen (EH3) Meteorite
Yuchen Xu, Yangting Lin, Jianchao Zhang, and Jialong Hao The Astrophysical Journal, Volume 825, Number 2 Published 2016 July 7 LINK “Presolar graphite grains have been extensively studied, but are limited in carbonaceous chondrites, particularly…
The valence and coordination of titanium in ordinary and enstatite chondrites
Steven B. Simon, Stephen R. Sutton, Lawrence Grossman Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 17 June 2016 LINK “One way to better understand processes related to chondrite metamorphism is to evaluate…
Characterization of Nitrogen-Bearing Phases in the Enstatite Chondrites Indarch and Neuschwanstein
Leitner J. * Hoppe P. 79th Annual Meeting of the Meteoritical Society (2016) #6173 LINK
Diversity Among EH Chondrites: Anomalous EH3 Chondrite Northwest Africa 8789 and Rare EH Melt Rocks Northwest Africa 7324 and Northwest Africa 10237
Kuehner S. M. Irving A. J. Sipiera P. P. 79th Annual Meeting of the Meteoritical Society (2016) #6448 LINK
Mn-Cr Dating of Enstatite Chondrites
Hopp J. * Trieloff M. Storck J.-C. Ludwig T. Meyer H. P. Altherr R. El Goresy A. 79th Annual Meeting of the Meteoritical Society (2016) #6258 LINK
A Comparative Study of the Zaklodzie and Northwest Africa 4301 Anomalous Enstatite Achondrites
D. D. Uribe, P. J. A. McCausland, M. R. M. Izawa 47th Lunar and Planetary Science Conference (2016), Abstract #3071 PDF
2D condensation model for the inner Solar Nebula: an enstatite-rich environment
Francesco C. Pignatale, Kurt Liffman, Sarah T. Maddison, Geoffrey Brooks Accepted in MNRAS on 2015 December 23. Received 2015 December 16; in original form 2015 May 04 Published online on 7 Jan 2016 PDF (open…
I-Xe ages of enstatite chondrites
Jens Hopp, Mario Trieloff, Ulrich Ott Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 23 November 2015 doi:10.1016/j.gca.2015.11.014 LINK “In order to elucidate the early thermal history of enstatite chondrite parent bodies we…
High-precision sulfur isotope composition of enstatite meteorites and implications of the formation and evolution of their parent bodies
C. Defouilloy, P. Cartigny, N. Assayag, F. Moynier, J.-A. Barrat Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 19 October 2015 doi:10.1016/j.gca.2015.10.009 LINK “In order to better understand the formation and evolution of…
Evolution of Zakłodzie enstatite meteorite – insight from TEM analyses
A. Krzesinska, R. Wirth, and M.A. Kusiak EPSC Abstracts Vol. 10, EPSC2015-651, 2015 European Planetary Science Congress 2015 PDF “The Zakłodzie meteorite is an achondritic-like rock with enstatite chondrite parentage [1,2,3]. Its texture indicative for…
Cosmochemical fractionation by collisional erosion during the Earth’s accretion
Asmaa Boujibar, Denis Andrault, Nathalie Bolfan-Casanova, Mohamed Ali Bouhifd & Julien Monteux Nature Communications 6, Article number: 8295 doi:10.1038/ncomms9295 Published 23 September 2015 LINK (open access) Supplementary information (PDF) “Early in the Solar System’s history,…
Nonporphyritic chondrules and chondrule fragments in enstatite chondrites: Insights into their origin and secondary processing
Varela, M. E., Sylvester, P., Brandstätter, F. and Engler, A. Meteoritics & Planetary Science. doi: 10.1111/maps.12468 LINK
Chips Off the Old Block: Enstatite Chondrites as Samples of the Proto-Earth
Gaidos E. * Yin Q.-Z. 78th Annual Meeting of the Meteoritical Society (2015), abstract #5145 abstract (PDF)
Fractionation of Highly Siderophile and Chalcogen Elements in Components of EH3 Chondrites
Yogita Kadlag, Harry Becker Geochimica et Cosmochimica Acta In press, available online 18 April 2015 doi:10.1016/j.gca.2015.04.022 LINK
Impact features of enstatite-rich meteorites
Alan E. Rubin Chemie der Erde – Geochemistry doi:10.1016/j.chemer.2014.09.001 In Press, Corrected Proof, Available online 11 December 2014 LINK
Calcium-48 isotopic anomalies in bulk chondrites and achondrites: Evidence for a uniform isotopic reservoir in the inner protoplanetary disk
Nicolas Dauphas, James H. Chen, Junjun Zhang, Dimitri A. Papanastassiou, Andrew M. Davis, Claudia Travaglio Earth and Planetary Science Letters Volume 407, 1 December 2014, Pages 96–108 LINK The Earth has identical 48Ca isotopic composition…
Earth’s Uranium and Thorium content and geoneutrinos fluxes based on enstatite chondrites
Marc Javoy, Edouard Kaminski Earth and Planetary Science Letters Volume 407, 1 December 2014, Pages 1–8 DOI: 10.1016/j.epsl.2014.09.028 LINK
The Unique Differentiated Meteorite NWA 7325: Highly Reduced, Stark Affinities to E-Chondrites and Unknown Parental Planet
A. El Goresy, T. Nakamura, M. Miyahara, E. Ohtani, Ph. Gillet, K. Jogo, M. Yamanobe and H. Ishida PDF LINK
The nature of Earth’s building blocks as revealed by calcium isotopes
Valdes MC, Moreira M, Foriel J and Moynier F. Earth and Planetary Science Letters Volume 394, 15 May 2014, Pages 135–145 LINK
Petrogenesis of anomalous Queen Alexandra Range enstatite meteorites and their relation to enstatite chondrites, primitive enstatite achondrites, and aubrites
van Niekerk D, Keil K and Humayun M Meteoritics & Planetary Science, 49: 295–312. doi: 10.1111/maps.12248
The lithophile trace elements in enstatite chondrites
Barrat JA, Zanda B., Jambon A. and Bollinger C. Geochimica et Cosmochimica Acta Volume 128, 1 March 2014, Pages 71–94 LINK