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 = 934 C
      _database_code_amcsd 0003465

      CELL PARAMETERS:    8.7117   8.7117   8.9214   90.000   90.000   90.000
      SPACE GROUP: I-4       
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    677.075
      Density (g/cm3):      2.294
      MAX. ABS. INTENSITY / VOLUME**2:      15.47031681    
      RIR:      2.196
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                14.21         41.71        6.2329    1   0   1         4
                14.38          7.20        6.1601    1   1   0         4
                19.90          6.49        4.4607    0   0   2         2
                20.39          1.66        4.3558    2   0   0         4
                24.64         32.22        3.6129    1   1   2         4
                24.94         46.97        3.5704    2   1   1         4
                24.94         53.03        3.5704    1   2   1         4
                28.99          1.97        3.0800    2   2   0         4
                31.80          4.77        2.8143    1   0   3         4
                32.42          5.40        2.7613    3   0   1         4
                32.50          3.00        2.7549    3   1   0         4
                35.42         17.68        2.5345    2   2   2         4
                38.07          4.93        2.3639    2   1   3         4
                38.07          2.31        2.3639    1   2   3         4
                38.40          1.47        2.3439    3   1   2         4
                38.40          1.97        2.3439    1   3   2         4
                38.61          2.28        2.3322    3   2   1         4
                38.61          4.50        2.3322    2   3   1         4
                41.46          1.53        2.1779    4   0   0         4
                43.14          7.17        2.0971    1   1   4         4
                43.56         10.97        2.0776    3   0   3         4
                44.04          5.31        2.0560    4   1   1         4
                44.04          5.14        2.0560    1   4   1         4
                44.10          7.11        2.0534    3   3   0         4
                46.40          2.39        1.9571    4   0   2         4
                48.55          2.79        1.8752    3   2   3         4
                50.52          1.28        1.8065    2   2   4         4
                51.17          1.72        1.7852    4   2   2         4
                53.18          1.71        1.7224    1   4   3         4
                53.59          3.76        1.7100    4   3   1         4
                56.75          1.24        1.6222    1   2   5         4
                57.94          1.06        1.5918    5   2   1         4
                59.31          4.49        1.5582    4   0   4         4
                60.08          1.96        1.5400    4   4   0         4
                61.70          1.02        1.5033    3   4   3         4
                62.46          1.24        1.4869    0   0   6         2
                63.40          1.63        1.4672    2   4   4         4
                63.40          1.28        1.4672    4   2   4         4
                63.95          2.77        1.4557    4   4   2         4
                64.14          1.22        1.4519    6   0   0         4
                64.97          1.19        1.4353    3   2   5         4
                64.97          1.04        1.4353    2   3   5         4
                65.71          1.48        1.4211    2   5   3         4
                65.94          1.55        1.4167    5   3   2         4
                70.30          1.43        1.3390    2   2   6         4
                71.71          1.48        1.3161    6   2   2         4
                74.94          2.39        1.2673    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.