Dome C UltraCarbonaceous Antarctic MicroMeteorites Infrared and Raman fingerprintsOPEN ACCESS
E. Dartois, C. Engrand, J. Duprat, M. Godard, E. Charon, L. Delauche, C. Sandt, F. Borondics PDF (OPEN ACCESS) “UltraCarbonaceous Antarctic MicroMeteorites (UCAMMs) represent a small fraction of interplanetary dust particles reaching the Earth’s surface…
Distribution of aliphatic amines in CO, CV, and CK carbonaceous chondrites and relation to mineralogy and processing history
Aponte, J. C., Abreu, N. M., Glavin, D. P., Dworkin, J. P. and Elsila, J. E. Meteoritics & Planetary Science. doi: 10.1111/maps.12959 LINK “The analysis of water-soluble organic compounds in meteorites provides valuable insights into…
Origin of the RNA world: The fate of nucleobases in warm little ponds
Ben K. D. Pearce, Ralph E. Pudritz, Dmitry A. Semenov, and Thomas K. Henning 10.1073/pnas.1710339114 PNAS October 2, 2017 LINK “Before the origin of simple cellular life, the building blocks of RNA (nucleotides) had to…
Effects of Pressure on Model Compounds of Meteorite Organic Matter
Christian Potiszil, Wren Montgomery, and Mark A. Sephton ACS Earth and Space Chemistry Publication Date: August 28, 2017 DOI: 10.1021/acsearthspacechem.7b00053 LINK “Extraterrestrial organic matter has been widely studied; however, its response to pressure has not….
Nanoscale Imaging Analysis of Organic-Mineral Association in the Murchison Meteorite by NanoIR
Kebukawa Y. * Kobayashi H. Baden N. Urayama N. Kobayashi K. 80th Annual Meeting of the Meteoritical Society 2017 [#6093] abstract (PDF) “We demonstrate infrared imaging analysis of a carbonaceous chondrite with less than 100…
Electron Energy-Loss Spectroscopy of Deuterium-Rich Organic Matter in the CM Chondrite Queen Alexandra Range 97990
Haenecour P. * Zega T. J. Bose M. Howe J. Y. 80th Annual Meeting of the Meteoritical Society 2017 [#6138] abstract (PDF) “We report electron energy-loss spectroscopy measurements of a D-rich hotspot identified in the…
Comparative Microanalytical Study of Solid Organic Material in the CR2 Grove Mountain 021710 and the Ungrouped Carbonaceous Chondrite Ningqiang
Changela H. G. * Zhao X. Miao B. Xia Z. Lin Y. 80th Annual Meeting of the Meteoritical Society 2017 [#6212] abstract (PDF) “Organic material has been characterized in situ using traditional polished thin sections…
Localized aliphatic organic material on the surface of Ceres
By M. C. De Sanctis, E. Ammannito, H. Y. McSween, A. Raponi, S. Marchi, F. Capaccioni, M. T. Capria, F. G. Carrozzo, M. Ciarniello, S. Fonte, M. Formisano, A. Frigeri, M. Giardino, A. Longobardo, G….
The nature, origin and modification of insoluble organic matter in chondrites, the major source of Earth’s C and N
C.M.O’D. Alexander, G.D. Cody, B.T. De Gregorio, L.R. Nittler, R.M. Stroud Chemie der Erde – Geochemistry review article In Press, Corrected Proof, Available online 26 January 2017 LINK “All chondrites accreted ∼3.5 wt.% C in…
The Braunschweig meteorite − a recent L6 chondrite fall in Germany
Rainer Bartoschewitz, Peter Appel, Jean-Alix Barrat, Addi Bischoff, Marc W. Caffee, Ian A. Franchi, Zelimir Gabelica, Richard C. Greenwood, Mourad Harir, Dennis Harries, Rupert Hochleitner, Jens Hopp, Matthias Laubenstein, Barbara Mader, Rosa Marques, Andreas Morlok,…
Meteorites and the RNA World: A Thermodynamic Model of Nucleobase Synthesis within PlanetesimalsOPEN ACCESS
Pearce Ben K. D. and Pudritz Ralph E. Astrobiology November 2016, 16(11): 853-872. doi:10.1089/ast.2015.1451. Online Ahead of Print: November 9, 2016 PDF (OPEN ACCESS) LINK “The possible meteorite parent body origin of Earth’s pregenetic nucleobases…
Aliphatic Amines in Antarctic CR2, CM2, and CM1/2 Carbonaceous Chondrites
José C. Aponte, Hannah L. McLain, Jason P. Dworkin, Jamie E. Elsila Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 18 June 2016 doi:10.1016/j.gca.2016.06.018 LINK “Meteoritic water-soluble organic compounds provide a unique record…
Ultrahigh-Resolving Analytics in Meteoritic Soluble Organic Matter
Ruf A. R. Hertkorn N. H. Harir M. H. Kanawati B. K. Lucio M. L. Quirico E. Q. Gabelica Z. G. Gougeon R. G. Schmitt-Kopplin P. S.-K. 79th Annual Meeting of the Meteoritical Society (2016)…
A contamination assessment of the CI carbonaceous meteorite Orgueil using a DNA-directed approach.
Aerts, J. W., Elsaesser, A., Röling, W. F. M. and Ehrenfreund, P. Meteoritics & Planetary Science. doi: 10.1111/maps.12629 LINK “The Orgueil meteorite has become one of the most well-studied carbonaceous meteorites, after it fell in…
Associations of organic matter with minerals in Tagish Lake meteorite via high spatial resolution synchrotron-based FTIR microspectroscopy.
Yesiltas, M. and Kebukawa, Y. Meteoritics & Planetary Science. doi: 10.1111/maps.12609 LINK “We have investigated spatial and spectral associations between mineral species and organic matter in the Tagish Lake meteorite. Synchrotron-based infrared microspectroscopy allowed us…
Simulating the formation of carbon-rich molecules on an idealized graphitic surface
David W. Marshall and H. R. Sadeghpour MNRAS (January 21, 2016) 455 (3): 2889-2900. doi: 10.1093/mnras/stv2524 First published online November 25, 2015 LINK “There is accumulating evidence for the presence of complex molecules, including carbon-bearing…
The deuterium/hydrogen distribution in chondritic organic matter attests to early ionizing irradiation
Boris Laurent, Mathieu Roskosz, Laurent Remusat, François Robert, Hugues Leroux, Hervé Vezin, Christophe Depecker, Nicolas Nuns, Jean-Marc Lefebvre Nature Communications 6, Article number: 8567 doi:10.1038/ncomms9567 LINK (full text) “Primitive carbonaceous chondrites contain a large array…
Multiple Cosmic Sources for Meteorite Macromolecules?
Sephton MA, Watson JS, Meredith W, Love GD, Gilmour I, Snape CE. Astrobiology. 2015 Oct;15(10):779-86. doi: 10.1089/ast.2015.1331. Epub 2015 Sep 29. PDF (full text) “The major organic component in carbonaceous meteorites is an organic macromolecular…
Organic and inorganic correlations for Northwest Africa 852 by synchrotron-based Fourier transform infrared microspectroscopy
Yesiltas, M., Peale, R. E., Unger, M., Sedlmair, J. and Hirschmugl, C. J. Meteoritics & Planetary Science. doi: 10.1111/maps.12498 Article first published online: 21 SEP 2015 LINK “Relationships between organic molecules and inorganic minerals are…
Meteoritical Bulletin updates
- Northwest Africa 18175 (L3)
- Northwest Africa 18171 (LL3)
- Northwest Africa 18172 (Eucrite-br)
- Northwest Africa 18170 (Eucrite-pmict)
- Hassi Khebi 003 (Howardite-melt breccia)
- Hassi Khebi 002 (Diogenite-pm)
- Northwest Africa 17888 (LL7)
- Northwest Africa 2916 (Eucrite-br)
- Gadoufaoua 001 (L3)
- Northwest Africa 16009 (CK3)
- Northwest Africa 17095 (Iron, IAB-sLH)
- Northwest Africa 17094 (Iron, IAB-sHL)
- Northwest Africa 17093 (Iron, IIIAB)
- Northeast Africa 068 (Iron, IIIAB)
- Northwest Africa 17598 (CK5)
- Northeast Africa 083 (Lunar)
- Northwest Africa 17286 (Iron, IAB-sLM)
- Northwest Africa 16785 (CR2)
- Northwest Africa 5512 (Enst achon-ung)
- Northwest Africa 16526 (Pallasite, ungrouped)
