Brookite
      Meagher E P, Lager G A
      The Canadian Mineralogist 17 (1979) 77-85
      Polyhedral thermal expansion in the TiO2 polymorphs: Refinement
      of the crystal structures of rutile and brookite at high temperatures
      Sample at 625 degrees C
      _database_code_amcsd 0005163

      CELL PARAMETERS:    9.2110   5.4720   5.1710   90.000   90.000   90.000
      SPACE GROUP: Pbca      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    260.632
      Density (g/cm3):      4.070
      MAX. ABS. INTENSITY / VOLUME**2:      20.44876508    
      RIR:      1.636
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                25.28        100.00        3.5236    2   1   0         4
                25.60         75.18        3.4798    1   1   1         8
                30.70         92.14        2.9118    2   1   1         8
                32.73          3.72        2.7360    0   2   0         2
                36.08         23.07        2.4893    1   0   2         4
                37.18         17.52        2.4184    0   2   1         4
                37.84          7.19        2.3778    3   1   1         8
                38.26          1.88        2.3522    2   2   0         4
                38.49          2.00        2.3391    1   2   1         8
                39.12          3.72        2.3028    4   0   0         2
                39.78          3.92        2.2659    1   1   2         8
                39.99         14.99        2.2545    2   0   2         4
                42.21         15.04        2.1411    2   2   1         8
                45.89         19.14        1.9777    3   0   2         4
                46.24          1.15        1.9635    4   1   1         8
                47.88         31.60        1.8998    3   2   1         8
                48.97         19.90        1.8599    3   1   2         8
                49.50          2.20        1.8413    1   2   2         8
                51.90          2.74        1.7618    4   2   0         4
                54.08         20.26        1.6958    2   3   0         4
                54.25          2.18        1.6909    1   3   1         8
                55.07         30.23        1.6677    4   2   1         8
                55.56          4.92        1.6542    5   1   1         8
                56.89         14.17        1.6185    1   1   3         8
                57.16          1.37        1.6114    2   3   1         8
                57.50          1.67        1.6028    3   2   2         8
                59.72          5.75        1.5483    2   1   3         8
                61.84         10.68        1.5003    5   0   2         4
                62.87          1.53        1.4781    6   1   0         4
                63.20          6.72        1.4713    1   3   2         8
                63.48         10.18        1.4654    5   2   1         8
                63.82          6.12        1.4584    0   2   3         4
                64.27          3.47        1.4493    3   1   3         8
                64.39          6.34        1.4469    5   1   2         8
                64.71         13.23        1.4404    1   2   3         8
                65.70          7.30        1.4212    6   1   1         8
                68.60          6.71        1.3680    0   4   0         2
                70.19          7.86        1.3408    3   3   2         8
                71.31          2.48        1.3225    0   4   1         4
                71.47          1.05        1.3200    6   0   2         4
                71.64          1.75        1.3173    3   2   3         8
                73.22          1.97        1.2928    0   0   4         2
                74.05          1.05        1.2802    1   0   4         4
                76.74          4.13        1.2419    7   1   1         8
                76.78          1.91        1.2414    1   3   3         8
                78.87          2.64        1.2136    2   1   4         8
                80.04          1.77        1.1989    1   4   2         8
                82.05          2.30        1.1745    6   3   0         4
                82.20          1.24        1.1727    7   0   2         4
                82.47          1.06        1.1695    2   4   2         8
                82.94          1.16        1.1642    3   1   4         8
                83.42          3.64        1.1587    5   3   2         8
                84.07          3.51        1.1514    8   0   0         2
                84.49          1.09        1.1467    7   1   2         8
                84.79          1.08        1.1434    5   2   3         8
                86.30          3.86        1.1273    4   0   4         4
                86.51          2.40        1.1251    3   4   2         8
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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.