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Dr. Ansgar Greshake

  • Tasks

    • Curator of meteorite collection
    • Lab Manager Transmission Electron Microscopy
    • Lab Manager Mineral Preparation
    • Collection: Meteorites


    • Formation of high-pressure phases in Martian meteorites
    • Formation of matrix phases in carbonaceous chondrites
    • Classification of new meteorites

    Research projects

    • Shock metamorphism of Martian meteorites
    • Meteorite search in the Sahara


    Greshake A., Koeberl C., Fritz J., and Reimold W. U. (2010) Brownish inclusions and dark streaks in Libyan Desert Glass: Evidence for high-temperature melting of the target rock. Meteoritics & Planetary Science, in press.

    Fritz J. and Greshake A. (2009) High-pressure phases in an ultramafic rock from Mars. Earth and Planetary Letter 288, 619-623.

    Rost, D., Stephan, T., Greshake, A, Fritz, J., Weber, I., Jessberger, E. K., and Stöffler, D. (2009) A combined ToF-SIMS and EMP/SEM study of a three-phase symplectite in the Los Angeles basaltic shergottite. Meteoritics & Planetary Science, 44, 1225-1237.

    Schwenzer S. P., Fritz J., Stöffler D., Trieloff M., Amini M., Greshake A., Herrmann S., Herwig K., Jochum K. P., Mohapatra R. K., Stoll B., and Ott. U. (2009) Helium loss from Martian meteorites mainly induced by shock metamorphism: Evidence from new data and a literature compilation. Meteoritics & Planetary Science 43, 1841-1859.

    Taran M. N., Koch-Müller M., Wirth R., Abs-Wurmbach I., Rhede D., and Greshake A. (2009) Spectroscopic studies of synthetic and natural ringwoodite, γ-(Mg, Fe)2SiO4. Physics and Chemistry of Minerals 36, 217-232.