Pyrophanite
      Liferovich R P, Mitchell R H
      The Canadian Mineralogist 44 (2006) 1099-1107
      The pyrophanite-geikielite solid-solution series: crystal structures of the
      Mn1-xMgxTiO3 series (0 < x < 0.7)
      Sample: XMg = 0.2
      Locality: synthetic
      _database_code_amcsd 0006103

      CELL PARAMETERS:    5.1234   5.1234  14.2054   90.000   90.000  120.000
      SPACE GROUP: R-3       
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    322.924
      Density (g/cm3):      4.463
      MAX. ABS. INTENSITY / VOLUME**2:      38.84566293    
      RIR:      2.834
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.74          1.34        4.7351    0   0   3         2
                23.64         27.73        3.7631    0   1   2         6
                32.29        100.00        2.7726    1   0   4         6
                35.03         63.40        2.5617    1   1   0         6
                40.02         10.77        2.2531    2  -1   3         6
                40.02         13.36        2.2531    1   1   3         6
                41.18          1.37        2.1919    0   2   1         6
                42.70          1.08        2.1176    2   0   2         6
                48.38         36.92        1.8815    0   2   4         6
                52.32          1.13        1.7486    2   0   5         6
                52.64         27.52        1.7387    2  -1   6         6
                52.64         17.49        1.7387    1   1   6         6
                55.76          9.84        1.6486    0   1   8         6
                56.37          2.10        1.6321   -1   3   2         6
                61.11         18.54        1.5164    3  -1   4         6
                61.11         11.59        1.5164    2   1   4         6
                62.83         30.14        1.4790    3   0   0         6
                67.57          2.78        1.3863    2   0   8         6
                69.48          9.83        1.3529    1   0  10         6
                70.02          3.64        1.3438    1   1   9         6
                74.01          6.66        1.2809    2   2   0         6
                78.44          2.77        1.2192   -1   3   8         6
                78.44          2.00        1.2192    1   2   8         6
                78.96          1.52        1.2125    3   1   2         6
                80.24          5.45        1.1963    0   2  10         6
                83.06          2.93        1.1628   -1   4   4         6
                83.06          5.90        1.1628    1   3   4         6
                86.36          2.98        1.1266    4  -2   6         6
                86.36          4.24        1.1266    2   2   6         6
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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.