Orientation relationship of Widmannstätten plates in an iron meteorite measured with high-energy synchrotron radiation

Journal of Applied Crystallography - Tập 36 Số 1 - Trang 137-140 - 2003
H. J. Bunge1, Wolfgang Weiß2, Helmut Klein3, L. Wcislak4, Ulf Garbe4, J. R. Schneider4
1Department of Physics and Physical Technologies, Technical University of Clausthal, Leibniz Strasse 4, D-38678 Clausthal-Zellerfeld, Germany
2Gerstenkamp 9, D-51061 Köln, Germany
3Department of Mineralogy and Crystallography, University of Göttingen, Goldschmiedt Strasse 1, D-37077 Göttingen, Germany
4Hamburger Synchrotronstrahlungslabor HASYLAB at Deutsches Elektronen-Synchrotron DESY, Notke Strasse 85, D-22603 Hamburg, Germany

Tóm tắt

The orientation distribution of the Widmannstätten plates was measured in a sample of the Gibeon iron–nickel meteorite. The measurements were made with high-energy synchrotron radiation at beamline BW5 at HASYLAB/DESY in Hamburg using a high-resolution `moving-detector' technique. The measurements reveal a continuous range of orientations stretching out from both sides of the Nishiyama–Wassermann orientation to the Kurdjumov–Sachs orientations, as well as a minor `spread-pipe' between the Kurdjumov–Sachs ends of neighbouring non-coplanar orientation variants.

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