Pseudobrookite
      Yang H, Hazen R M
      American Mineralogist 84 (1999) 130-137
      Comparative high-pressure crystal chemistry of karrooite, MgTi2O5, with
      different ordering states
      Sample P600, x(Ti) in M1 = .070, P = 1.03 GPa
      _database_code_amcsd 0002074

      CELL PARAMETERS:    9.6944   9.9924   3.7316   90.000   90.000   90.000
      SPACE GROUP: Bbmm      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    361.481
      Density (g/cm3):      3.675
      MAX. ABS. INTENSITY / VOLUME**2:      23.15073625    
      RIR:      2.051
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                17.75         32.37        4.9962    0   2   0         2
                18.30         23.34        4.8472    2   0   0         2
                20.36         11.89        4.3612    2   1   0         4
                25.58        100.00        3.4825    1   0   1         4
                25.61          3.32        3.4790    2   2   0         4
                31.31          7.63        2.8570    1   2   1         8
                32.62         64.45        2.7452    2   3   0         4
                36.79         12.57        2.4428    3   0   1         4
                37.09          7.61        2.4236    4   0   0         2
                37.36         12.34        2.4071    1   3   1         8
                38.21          2.08        2.3553    4   1   0         4
                40.63         10.85        2.2206    2   4   0         4
                41.41         16.29        2.1806    4   2   0         4
                44.64          2.31        2.0299    1   4   1         8
                46.08          6.80        1.9698    3   3   1         8
                46.33         14.56        1.9597    4   3   0         4
                48.81         31.26        1.8658    0   0   2         2
                49.32         14.18        1.8476    2   5   0         4
                52.34          2.58        1.7479    0   2   2         4
                52.39          4.41        1.7466    3   4   1         8
                52.56          2.11        1.7413    2   0   2         4
                52.82          1.72        1.7333    1   5   1         8
                53.24          1.08        1.7205    5   0   1         4
                53.41          1.28        1.7154    2   1   2         8
                54.09          2.68        1.6955    5   1   1         8
                55.15         11.98        1.6654    0   6   0         2
                56.58         15.20        1.6267    5   2   1         8
                57.00          1.37        1.6157    6   0   0         2
                57.81          3.12        1.5950    6   1   0         4
                58.61          1.87        1.5750    2   6   0         4
                59.79          7.43        1.5468    3   5   1         8
                59.95         18.20        1.5431    2   3   2         8
                60.57         15.72        1.5286    5   3   1         8
                61.74          6.23        1.5024    1   6   1         8
                62.86          2.95        1.4784    4   0   2         4
                64.05          3.79        1.4537    6   3   0         4
                65.32          3.50        1.4285    2   4   2         8
                65.88          6.41        1.4177    4   2   2         8
                65.92          1.82        1.4170    5   4   1         8
                68.15          4.73        1.3760    3   6   1         8
                68.34          1.55        1.3726    4   6   0         4
                68.53          1.39        1.3693    2   7   0         4
                69.57          6.21        1.3513    4   3   2         8
                71.92          6.87        1.3128    2   5   2         8
                72.49          1.13        1.3039    5   5   1         8
                72.85          1.07        1.2984    7   0   1         4
                73.56          3.13        1.2876    7   1   1         8
                75.68          6.00        1.2566    7   2   1         8
                75.70          1.41        1.2565    6   5   0         4
                76.70          7.03        1.2424    0   6   2         4
                77.34          2.55        1.2338    1   0   3         4
                78.97          2.12        1.2124    6   1   2         8
                79.18          1.71        1.2097    7   3   1         8
                79.66          1.20        1.2035    2   6   2         8
                81.78          1.07        1.1777    8   2   0         4
                83.23          1.19        1.1608    3   0   3         4
                83.57          1.49        1.1569    1   3   3         8
                84.48          2.92        1.1467    6   3   2         8
                87.95          2.86        1.1103    4   8   0         4
                88.42          1.47        1.1056    4   6   2         8
                88.59          1.17        1.1039    2   7   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.