Tugtupite
      Antao S M, Hassan I, Parise J B
      American Mineralogist 89 (2004) 492-497
      Tugtupite: High-temperature structures obtained from in situ synchrotron
      diffraction and Rietveld refinements
      T = 419 C
      _database_code_amcsd 0003456

      CELL PARAMETERS:    8.6567   8.6567   8.8778   90.000   90.000   90.000
      SPACE GROUP: I-4       
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    665.287
      Density (g/cm3):      2.335
      MAX. ABS. INTENSITY / VOLUME**2:      16.51345992    
      RIR:      2.303
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                14.29         37.09        6.1979    1   0   1         4
                14.47          6.20        6.1212    1   1   0         4
                20.00          6.21        4.4389    0   0   2         2
                20.52          1.68        4.3283    2   0   0         4
                24.78         31.63        3.5935    1   1   2         4
                25.09         46.53        3.5487    2   1   1         4
                25.09         53.47        3.5487    1   2   1         4
                29.18          1.72        3.0606    2   2   0         4
                31.96          4.36        2.8002    1   0   3         4
                32.63          4.81        2.7442    3   0   1         4
                32.71          2.94        2.7375    3   1   0         4
                35.63         17.53        2.5197    2   2   2         4
                38.28          5.92        2.3511    2   1   3         4
                38.28          2.70        2.3511    1   2   3         4
                38.64          2.06        2.3300    3   1   2         4
                38.64          2.67        2.3300    1   3   2         4
                38.86          2.50        2.3177    3   2   1         4
                38.86          5.39        2.3177    2   3   1         4
                41.74          1.08        2.1642    4   0   0         4
                43.37          8.20        2.0865    1   1   4         4
                43.82         11.61        2.0660    3   0   3         4
                44.33          5.48        2.0432    4   1   1         4
                44.33          6.17        2.0432    1   4   1         4
                44.40          7.45        2.0404    3   3   0         4
                46.69          3.29        1.9453    4   0   2         4
                48.85          3.36        1.8645    3   2   3         4
                50.82          1.54        1.7967    2   2   4         4
                51.51          2.20        1.7743    4   2   2         4
                53.51          1.70        1.7124    1   4   3         4
                53.96          4.15        1.6993    4   3   1         4
                57.07          1.26        1.6139    1   2   5         4
                58.34          1.16        1.5818    5   2   1         4
                59.67          5.84        1.5495    4   0   4         4
                60.50          2.38        1.5303    4   4   0         4
                61.30          1.27        1.5122    3   0   5         4
                62.11          1.07        1.4944    3   4   3         4
                62.11          1.01        1.4944    5   0   3         4
                62.80          1.39        1.4796    0   0   6         2
                63.80          1.71        1.4588    4   2   4         4
                63.80          1.88        1.4588    2   4   4         4
                64.40          3.19        1.4467    4   4   2         4
                64.60          1.44        1.4428    6   0   0         4
                65.37          1.56        1.4276    3   2   5         4
                65.37          1.44        1.4276    2   3   5         4
                66.15          2.04        1.4126    2   5   3         4
                66.40          2.08        1.4080    5   3   2         4
                70.72          1.33        1.3321    2   2   6         4
                72.23          1.47        1.3080    6   2   2         4
                75.46          2.57        1.2599    4   4   4         4
                79.53          1.24        1.2052    2   1   7         4
                80.62          1.04        1.1917    2   5   5         4
                81.34          1.10        1.1829    3   6   3         4
                81.57          1.32        1.1802    1   7   2         4
                81.71          1.07        1.1786    7   2   1         4
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       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.