Science Advances

Supplementary Materials

This PDF file includes:

  • Fig. S1. Pressure-temperature phase diagram of MgSiO3.
  • Fig. S2. Polarized optical micrographs of a fragment of host rock captured in a shock vein.
  • Fig. S3. Raman spectrum of majorite at the rim of a shock vein in Tenham.
  • Fig. S4. Transmission electron micrograph of the entire ultrathin foil sample of a tetragonal majorite aggregate processed by an FIB.
  • Fig. S5. Schematic diagrams of electron diffraction patterns of cubic ( Ia3d ) and tetragonal (I41/a) majorites along the ‹001› and ‹010› zone axes.
  • Fig. S6. One- and two-dimensional electron diffraction profiles of natural and synthetic majorites.
  • Fig. S7. One-dimensional thermal conductivity model used for estimating the
    temperature paths of a shock vein cooled by the host rock of a meteorite.
  • Table S1. Chemical composition of (Mg,Fe)SiO3 tetragonal majorite.

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