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 = 982 C
      _database_code_amcsd 0003466

      CELL PARAMETERS:    8.7185   8.7185   8.9269   90.000   90.000   90.000
      SPACE GROUP: I-4       
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    678.558
      Density (g/cm3):      2.289
      MAX. ABS. INTENSITY / VOLUME**2:      15.34154604    
      RIR:      2.182
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                14.20         42.28        6.2373    1   0   1         4
                14.37          7.41        6.1649    1   1   0         4
                19.89          6.55        4.4634    0   0   2         2
                20.37          1.66        4.3593    2   0   0         4
                24.62         32.21        3.6154    1   1   2         4
                24.92         47.01        3.5731    2   1   1         4
                24.92         52.99        3.5731    1   2   1         4
                28.97          1.99        3.0825    2   2   0         4
                31.78          4.81        2.8161    1   0   3         4
                32.40          5.48        2.7634    3   0   1         4
                32.47          3.00        2.7570    3   1   0         4
                35.39         17.71        2.5364    2   2   2         4
                38.04          4.81        2.3655    2   1   3         4
                38.04          2.26        2.3655    1   2   3         4
                38.38          1.40        2.3456    3   1   2         4
                38.38          1.88        2.3456    1   3   2         4
                38.57          2.23        2.3340    3   2   1         4
                38.57          4.39        2.3340    2   3   1         4
                41.43          1.59        2.1796    4   0   0         4
                43.11          7.02        2.0985    1   1   4         4
                43.53         10.86        2.0791    3   0   3         4
                44.01          5.27        2.0576    4   1   1         4
                44.01          5.00        2.0576    1   4   1         4
                44.07          7.06        2.0550    3   3   0         4
                46.36          2.28        1.9586    4   0   2         4
                48.51          2.71        1.8766    3   2   3         4
                50.49          1.25        1.8077    2   2   4         4
                51.13          1.66        1.7865    4   2   2         4
                53.14          1.71        1.7237    1   4   3         4
                53.55          3.69        1.7114    4   3   1         4
                56.71          1.23        1.6233    1   2   5         4
                57.89          1.05        1.5930    5   2   1         4
                59.26          4.34        1.5593    4   0   4         4
                60.03          1.90        1.5412    4   4   0         4
                61.65          1.01        1.5044    3   4   3         4
                62.42          1.21        1.4878    0   0   6         2
                63.35          1.23        1.4682    4   2   4         4
                63.35          1.60        1.4682    2   4   4         4
                63.90          2.71        1.4568    4   4   2         4
                64.08          1.19        1.4531    6   0   0         4
                64.92          1.16        1.4363    3   2   5         4
                65.65          1.42        1.4221    2   5   3         4
                65.88          1.47        1.4178    5   3   2         4
                70.25          1.44        1.3399    2   2   6         4
                71.65          1.48        1.3171    6   2   2         4
                74.87          2.37        1.2682    4   4   4         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.