Welcome to our Meteoritics group!
Classification of meteorites - click to enlarge
© Peter Grewer
© IfP
© Chi Ma (Caltech) & Sasha Krot (Uni of Hawaii)

  • Research

    Formation and evolution of chondrites and their components

    • Significance of Ca,AI-rich inclusions in various chondrite groups
    • Formation of chondrules in time and space
    • Accretionary processes documented by the formation of chondrule dust mantles

    Brecciation and reaccretion on/of meteorite parent bodies

    • Almahata Sitta and the late accretion of asteroids
    • Significance of xenoliths in chondrites for the evolution of asteroids
    • Regolith processes on meteorite parent bodies

    Early fluids and volatiles on Asteroids

    • Accretion of and aqueous alteration on the CM chondrite parent bodies
    • Formation and evolution of water-bearing rocks in the early Solar System
    • Significance of volatiles in phosphates

    Formation and evolution of differentiated meteorite parent bodies

    • Volcanism on the parent bodies of the HEDs and ureilites
    • Accretion, differentiation, and impact metamorphism on once molten planetary bodies
    • Lunar and Martian meteorites and the evolution of our closest planetary neighbors

  • Staff

    • Julian Alfing, MSc student
    • Addi Bischoff, Professor
    • Samuel Ebert, Post-doctoral Researcher
    • Sarah Lentfort, MSc student
    • Kira Möhlmann, BSc student
    • Markus Patzek, PhD student
    • Jakob Storz, MSc student

    Former Staff

    • Marian Horstmann
    • Knut Metzler
    • Julia Roszjar (Wien)
    • Maximilian Schleiting (Kassel)
    • Dustin Ward

  • General info

  • Publications

    Peer-reviewed publications produced partially or totally by members of the “Meteoritics”-Group since 2010.

    2019

    1. Brugier Y.-A., Barrat J.-A., Gueguen B., Agranier A., Yamaguchi A., and Bischoff A. 2019. Zinc isotopic variations in ureilites. Geochim. Cosmochim. Acta 246, 450-460. https://doi.org/10.1016/j.gca.2018.12.009
    2. Roszjar J., Whitehouse M. J., Terada K., Fukuda K., John T., Bischoff A., Morihita Y., and Hiyagon H. 2019. Chemical, microstructural and chronological record of phosphates in the Ksar Ghilane 002 enriched shergottite. Geochim. Cosmochim. Acta 245, 385-405. doi.org/10.1016/j.gca.2018.11.015
    3. Ebert S., Bischoff A., Harries D., Lentfort S., Barrat J.-A., Pack A., Gattacceca J., Visser R., Schmid-Beurmann P., and Kimpel S. 2019. Northwest Africa 11024 –a heated and dehydrated unique carbonaceous (CM) chondrite. Meteoritics & Planetary Science. doi: 10.1111/maps.13212
    4. Bischoff A., Schleiting M., and Patzek M. 2019. Shock stage distribution of 2280 ordinary chondrites – can bulk chondrites with a shock stage S6 exist as individual rocks? Meteoritics & Planetary Science. doi: 10.1111/maps.13208

    2018

    1. Patzek M., Bischoff A., Visser R., and John T. 2018. Mineralogy of volatile-rich clasts in brecciated meteorites. Meteoritics & Planetary Science 53, 2519-2540. doi.org/10.1111/maps.13175
    2. Visser R., John T., Menneken M., Patzek M., and Bischoff A. 2018. Temperature constraints by Raman spectroscopy of organic matter in volatile-rich clasts and carbonaceous chondrites. Geochim. Cosmochim. Acta 241, 38-55. doi.org/10.1016/j.gca.2018.08.037
    3. Bischoff A., Schleiting M., Wieler R., and Patzek M. 2018. Brecciation among 2280 ordinary chondrites – constraints on the evolution of their parent bodies. Geochim. Cosmochim. Acta 238, 516-541.
          doi.org/10.1016/j.gca.2018.07.020
    4. Ebert S., Render J., Brennecka G.A., Burkhardt C., Bischoff A., Gerber S., and Kleine T. 2018. Ti isotopic evidence for a non-CAI refractory component in the inner Solar System. Earth and Planetary Science Letters 398, 257-265. doi.org/10.1016/j.epsl.2018.06.040
    5. Shollenberger Q., Borg L. E., Render J., Ebert S., Bischoff A., Russell S. S., and Brennecka G. A. 2018. Isotopic coherence of refractory inclusions from CV and CK meteorites: Evidence from multiple isotope systems. Geochim. Cosmochim. Acta 228, 62-80. doi.org/10.1016/j.gca.2018.02.006
    6. Weyrauch M., Horstmann M., and Bischoff A.: Chemical variations of sulfides and metal in enstatite chondrites – Introduction of a new classification scheme. Meteoritics & Planetary Science 53, 394-415. doi: 10.1111/maps.1302.

    2017

    1. Friend P., Hezel D. C., Palme H., Bischoff A., and Gellissen M.: Complementary element relationships between chondrules and matrix in Rumuruti chondrites. Earth Planetary Science Letters 480, 87-96 (2017). https://doi.org/10.1016/j.epsl.2017.09.049.
    2. Gerber S., Burkhardt C., Budde G., Metzler K., Kleine T. 2017. Mixing and Transport of Dust in the Early Solar Nebula as Inferred from Titanium Isotope Variations among Chondrules. Astrophysical Journal Letters 841, No. 1. Doi: 10.3847/2041-8213/aa72a2.
    3. Kruijer T. S., Kleine T., Borg L. E., Brennecka G. A., Irving A. J., Bischoff A., and Agee C. A.: The early differentiation of Mars inferred from Hf–W chronometry. Earth and Planetary Science Letters 474, 345-354 (2017). https://doi.org/10.1016/j.epsl.2017.06.047
    4. Roth A.S.G., Metzler K., Baumgartner L.P., Hofmann, B.A., and Leya I.: Protracted storage of CR chondrules in a region of the disk transparent to galactic cosmic rays. Meteoritics & Planetary Science 52, 2166-2177 (2017). DOI: 10.1111/maps.12923.
    5. Riebe M. E. I., Welten C. K., Meier M. M. M., Wieler R., Barth M. I. F., Ward D. Bischoff A., Caffee M.W., Nishiizumi K., and Busemann H. Cosmic-ray exposure ages of six chondritic Almahata Sitta fragments. Meteoritics & Planetary Science 52, 2353-2374 (2017). DOI: 10.1111/maps.12936.
    6. Riebe, M. E. I., Huber L., Metzler K., Busemann H., Luginbuehl S. M., Meier M. M. M., Maden C., and Wieler R.: Cosmogenic He and Ne in chondrules from clastic matrix and a lithic clast of Murchison: No pre-irradiation by the early sun. Geochim. Cosmochim. Acta 213, 618-634 (2017).
      https://doi.org/10.1016/j.gca.2017.06.035.
    7. Bischoff A., Barrat J.-A.,Bauer K., Burkhardt C., Busemann H., Ebert S., Gonsior M., Hakenmüller J.,Haloda J., Harries D., Heinlein D., Hiesinger H., Hochleitner R., Hoffmann V., Kaliwoda M., Laubenstein M., Maden C., Meier M. M. M., Morlok A., Pack A., Ruf A., Schmitt-Kopplin P., Schönbächler M., Steele R. C. J., Spurny P., and Wimmer K. 2017. The Stubenberg meteorite - an LL6 chondrite fragmental breccia recovered soon after precise prediction of the strewn field. Meteoritics & Planetary Science 52, 1683-1703. http://onlinelibrary.wiley.com/doi/10.1111/maps.12883/pdf.
    8. Ward D., Bischoff A., Roszjar J., Berndt J., and Whitehouse M. J. 2017. Trace element inventory of meteoritic Ca-phosphates. American Mineralogist 102, 1856-1880. http://www.minsocam.org/msa/Ammin/AM_Preprints/6056WardPreprintSep.pdf .
    9. Bischoff A., Wurm G., Chaussidon M., Horstmann M., Metzler K., Weyrauch M., and Weinauer J.: The Allende multi-compound chondrule (ACC) – chondrule formation in a local super-dense region of the early Solar System. 2017. Meteoritics & Planetary Science 52, 906-924,
      http://onlinelibrary.wiley.com/doi/10.1111/maps.12833/epdf.
    10. Roth A.S.G., Trappitsch R., Metzler K., Hofmann B.A., and Ingo Leya I. Neon produced by solar cosmic rays in ordinary chondrites. 2017. Meteoritics & Planetary Science 52, http://onlinelibrary.wiley.com/doi/10.1111/maps.12868/epdf.
    11. Bartoschewitz R., Appel P., Barrat J.-A., Bischoff A., Caffee M. W., Franchi I. A., Gabelica Z., Greenwood R. C., Harir M., Harries D., Hochleitner R., Hopp J., Laubenstein M., Mader B., Marques R., Morlok A., Nolze G., Prudêncio M. I., Rochette P., Ruf A., Schmitt-Kopplin Ph, Seemann E., Szurgot M., Tagle R., Wach R. A., Welten K. C., Weyrauch M., and Wimmer K. 2017. The Braunschweig meteorite – a recent L6 chondrite fall in Germany. Chemie der Erde – Geochemistry 77: 207-224. http://dx.doi.org/10.1016/j.chemer.2016.10.004.
    12. Morlok A., Bischoff A., Patzek M., Sohn M., and Hiesinger H. 2017. Chelyabinsk – a rock with many different (stony) faces: An infrared study. Icarus 284, 431-442. [http://dx.doi.org/10.1016/j.icarus.2016.11.030]
    13. Bast R., Scherer E.E., Bischoff A. 2017. ‘The 176Lu-176Hf systematics of ALM-A: A sample of the recent Almahata Sitta meteorite fall.’ Geochemical Perspectives Letters 3: 45-54. doi: 10.7185/geochemlet.1705.

    2016

    1. Roth A. S. G., Metzler K., Baumgartner L. P., Leya I. 2016. ‘Cosmic-ray exposure ages of chondrules.’ Meteoritics & Planetary Sciences 51: 1256-1267. doi: 10.1111/maps.12658
    2. Barrat J., Jambon A., Yamaguchi A., Bischoff A., Rouget M., Liorzou C. 2016. ‘Partial melting of a C-rich asteroid: Lithophile trace elements in ureilites.’ Geochimica et Cosmochimica Acta 194, 163-178. doi: 10.1016/j.gca.2016.08.042.
    3. Roszjar J., Whitehouse M., Srinivasan G., Mezger K., Scherer E., Van Orman J., Bischoff A. 2016. ‘Prolonged magmatism on 4 Vesta inferred from Hf–W analyses of eucrite zircon.’ Earth and Planetary Science Letters 452, 216-226. doi: 10.1016/j.epsl.2016.07.025.
    4. Ebert S. and Bischoff A.: Genetic relationship between Na-rich chondrules and Ca,Al-rich inclusions? – Formation of Na-rich chondrules by melting of refractory and volatile precursors in the solar nebula. Geochim. Cosmochim. Acta 177, 182-204 (2016). doi:10.1016/j.gca.2016.01.014
    5. Metzler K. and  Pack A.:Chemistry and oxygen isotopic composition of cluster chondrite clasts and their components in LL3 chondrites. Meteoritics & Planetary Science 51, 276-302 (2016) DOI: 10.1111/maps.12592
    6. Barrat J.-A., Gillet P., Dauphas N., Bollinger C., Etoubleau J., Bischoff A., and Yamaguchi A.: Evidence from Tm anomalies for non-CI refractory lithophile element proportions in terrestrial planets and achondrites. Geochim. Cosmochim. Acta. 176, 1-17 (2016). doi: 10.1016/j.gca.2015.12.004.
    7. Weber I., Morlok A., Bischoff A., Hiesinger H., Ward D., Joy K. H., Crowther S. A., Jastrzebski N. D., Gilmour J. D., Clay P. L., Wogelius R.A., Greenwood R.C., Franchi I.A., and Münker C.: Cosmochemical and spectroscopic properties of Northwest Africa 7325 – a consortium study. Meteoritics & Planetary Science 51, 3-30 (2016). doi:  10.1111/maps.12586.

    2015

    1. Vogel N., Bochsler P., Bühler F., Heber V. S., Grimberg A., Baur H., Horstmann M., Bischoff A., and Wieler R.: Similarities and differences between the solar wind light noble gas compositions determined on Apollo 15 SWC foils and on NASA Genesis targets. Meteoritics & Planetary Science 50, 1663-1683 (2015).
    2. Barrat J.-A., Rouxel O., Wang K., Moynier F., Yamaguchi A., Bischoff A., and Langlade J.: Early stages of core segregation recorded by Fe isotopes in an asteroidal mantle. Earth Planet. Sci. Lett. 419, 93–100 (2015).

    2014

    1. Horstmann M., Humayun M., Fischer-Gödde M., Bischoff A., and Weyrauch M.: Si-bearing metal and niningerite in Almahata Sitta fine-grained ureilites and insight into the diversity of metal on the ureilite parent body. Meteoritics & Planetary Science 49, 1948-1977 (2014).
    2. Loesche C., Teiser J., Wurm G., Hesse A., Friedrich J.M., and Bischoff A.: Photophoretic strength on chondrules. 2. Experiment. Astrophys. J. 792, 73 (2014).
    3. Horstmann M., Humayun M., and Bischoff A.: Clues to the origin of metal in Almahata Sitta EL and EH chondrites and implications for primitive E chondrite thermal histories. Geochim. Cosmochim. Acta 140, 720-744 (2014).
    4. Bischoff A., Horstmann M., Barrat J.-A., Chaussidon M., Pack A., Herwartz D., Ward D., Vollmer C., and Decker S.: Trachyandesitic volcanism in the early Solar System. Proc. Natl. Acad. Sci. 111, 12689-12692 (2014).
    5. Goodrich C. A., Bischoff A., and O'Brien D. P.: Asteroid 2008 TC3 and the fall of Almahata Sitta, a unique meteorite breccia. Elements 10, 31-37 (2014).
    6. Herwartz D., Pack A., Friedrichs B., and Bischoff A.: Identification of the giant impactor Theia in lunar rocks. Science 344, 1146-1150 (2014).
    7. Horstmann M. and Bischoff A.: The Almahata Sitta polymict breccia and the late accretion of Asteroid 2008 TC3 - Invited Review. Chemie der Erde - Geochemistry 74, 149-184 (2014).
    8. Bermingham K.R., Mezger K., Desch S.J., Scherer E.E., Horstmann M.: Evidence for extinct 135Cs from Ba isotopes in Allende CAIs? Geochimica et Cosmochimica Acta 133, 463-478 (2014).
    9. Moroz L. V., Starukhina L. V., Rout S. S., Sasaki S., Helbert J., Baither D., Bischoff A., and Hiesinger H.: Space weathering of silicate regoliths with various FeO contents: New insights from laser irradiation experiments and theoretical spectral simulations. Icarus 235, 187-206 (2014).
    10. Roszjar J., Whitehouse M. J., and Bischoff A.: Meteoritic zircon – Occurrence and chemical characteristics. Chemie der Erde – Geochemistry 74, 453-469 (2014).
    11. Trigo-Rodriguez J. M., Llorca J., Weyrauch M., Bischoff A., Moyano-Cambero C. E., Keil K., Laubenstein M., Pack A., Madiedo J. M., Alonso-Azcárate J., Riebe M., Wieler R., Ott U., Tapia M., and Mestres N.: The Ardón L6 ordinary chondrite: A long hidden Spanish meteorite fall. Meteoritics & Planetary Science 49, 1475-1484 (2014).

    2013

    1. Horstmann M., Humayun M., Harries D., Langenhorst F., Chabot N. L., Bischoff A., Zolensky M. E.: Wüstite in the fusion crust of Almahata Sitta sulfide-metal assemblage MS-166: Evidence for oxygen in metallic melts. Meteoritics & Planetary Science 48, 730-743 (2013).
    2. Bischoff A., Dyl K. A., Horstmann M., Ziegler K., Wimmer K., and Young E. D.: Reclassification of Villalbeto de la Peña – occurrence of a winonaite-related fragment in a hydrothermally metamorphosed polymict L-chondritic breccias. Meteoritics & Planetary Science 48. 628-640 (2013).
    3. Llorca J., Roszjar J., Cartwright J.A., Bischoff A., Ott U., Pack A., Merchel S., Rugel G., Fimiani L., Korschinek G., Casado J. V., and Allepuz D.: The Ksar Ghilane 002 shergottite – the 100th registered Martian meteorite fragment. Meteoritics & Planetary Science 48, 493-513 (2013).
    4. Loesche C., Wurm G., Teiser J., Friedrich J. M., and Bischoff A.: Photophoretic strength on chondrules. 1: Modeling. The Astrophysical Journal 778:101 (2013).

    2012

    1. Weyrauch M. and Bischoff A.: Macrochondrules in chondrites – Formation by melting of mega-sized dust aggregates and/or by rapid collisions at high temperatures? Meteoritics and Planetary Science 47: 2237-2250 (2012).
    2. Dyl K. A., Bischoff A., Ziegler K., Young E. D. Wimmer K., and Bland P. A. Early Solar System hydrothermal activity in chondritic asteroids on 1-10-year timescales. Proc. Natl. Acad. Sci 109:18306-18311 (2012).
    3. Metzler K.: Ultrarapid chondrite formation by hot chondrule accretion? Evidence from unequilibrated ordinary chondrites. Meteoritics & Planetary Science, 2193-2217 (2012).
    4. Robens E., Adolphs J., Bischoff A., Goworek J., Kutarov V. V., Mendyk E., Schreiber A., and Skrzypiec K.: Investigation of surface properties of lunar soils. Z. geol. Wissenschaften Berlin 40; 1, 43 – 55 (2012).
    5. Srama R., H. Krüger, T. Yamaguchi, T. Stephan, M. Burchell, A. Kearsley, V. Sterken, F. Postberg, S. Kempf, E. Grün, N. Altobelli, P. Ehrenfreund, V. Dikarev, M. Horanyi, Z. Sternovsky, J. D. Carpenter, A. Westphal, Z. Gainsforth, A. Krabbe, J. Agarwal, H. Yano, J. Blum, H. Henkel, J. Hillier, P. Hoppe, M. Trieloff, S. Hsu, A. Mocker, K. Fiege, S. F. Green, A. Bischoff, F. Esposito, R. Laufer, T. W. Hyde, G. Herdrich, S. Fasoulas, A. Jäckel, G. Jones, P. Jenniskens, E. Khalisi, G. Moragas-Klostermeyer, F. Spahn, H. U. Keller, P. Frisch, A. C. Levasseur-Regourd, N. Pailer, K. Altwegg, C. Engrand, S. Auer, J. Silen, S. Sasaki, M. Kobayashi, J. Schmidt, J. Kissel, B. Marty, P. Michel, P. Palumbo, O. Vaisberg, and H. P. Röser: SARIM PLUS - Sample Return of Comet 67P/CG and of Interstellar Matter. Experimental Astronomy 33, 723-751 (2012).
    6. Haack H., Grau T., Bischoff A., Horstmann M., Wasson J., Sorensen A., Laubenstein M., Ott U., Palme H., Gellissen M., Greenwood R., Pearson V., Franchi I., Gabelica Z., and Schmitt-Kopplin P.: Maribo – a new CM fall from Denmark. Meteoritics & Planetary Science 47, 30-50 (2012).

    2011

    1. Bischoff A., Vogel N., and Roszjar J.: The Rumuruti chondrite group – Invited Review. Chemie der Erde - Geochemistry 71, 101-134 (2011).
    2. Roszjar J., Metzler K., Bischoff A., Barrat J.-A., Geisler T., Greenwood R. C., Franchi I. A., and Klemme S.: Thermal history of Northwest Africa (NWA) 5073 - a coarse-grained Stannern-trend eucrite containing cm-sized pyroxenes and large zircon grains. Meteoritics & Planetary Science 46, 1754-1773 (2011).
    3. Welten K.C., Caffee M.W., Franke L., Jull A.J.T., Leclerc M. D., Metzler K., and Ott U.: The L3-6 chondritic regolith breccia Northwest Africa (NWA) 869: (II) Noble gases and cosmogenic radionuclides. Meteoritics & Planetary Science 46, 970-988 (2011).
    4. Bischoff A. Jersek M., Grau T., Mirtic B., Ott U., Kucera J., Horstmann M., Laubenstein M., Herrmann S., Randa Z., Weber M., and Heuser G.: Jesenice – a new meteorite fall from Slovenia. Meteoritics & Planetary Science 46, 793-804 (2011).
    5. Metzler K., Bischoff A., Greenwood R.C., Palme H., Gellissen M., Hopp J., Franchi I.A., and Trieloff M.: The L3-6 chondritic regolith breccia Northwest Africa (NWA) 869: (I) Petrology, chemistry, oxygen isotopes, and Ar-Ar age determinations. Meteoritics & Planetary Science 46, 652-680 (2011).
    6. Roszjar J., Metzler K., Bischoff A., Barrat J.-A., Geisler T., Greenwood R. C., Franchi I. A., and Klemme S.: Thermal history of Northwest Africa (NWA) 5073 - a coarse-grained Stannern-trend eucrite containing cm-sized pyroxenes and large zircon grains. Meteoritics & Planetary Science 46, 1754-1773 (2011).
    7. Vogel N., Baur H., Bischoff A., Wieler R. Cosmic ray exposure ages of Rumuruti chondrites from North Africa. Chemie der Erde - Geochemistry 71, 135-142 (2011).

    2010

    1. Bischoff A., Horstmann M., Pack A., Laubenstein M., and Haberer S.: Asteroid 2008 TC3 – Almahata Sitta: A spectacular breccia containing many different ureilitic and chondritic lithologies. Meteoritics & Planetary Science 45, 1638-1656 (2010).
    2. Horstmann M., Bischoff  A., Pack A., and Laubenstein M.: Almahata Sitta – fragment MS-CH: Characterization of a new chondrite type. Meteoritics & Planetary Science 45, 1657-1667 (2010).
    3. Wurm G., Teiser J., Bischoff A., Haack H., and Roszjar J. Experiments on the photophoretic motion of chondrules and dust aggregates – Indications for the transport of matter in protoplanetary disks. Icarus 208, 482-491 (2010).

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