Berlinite
      Christie D M, Chelikowsky J R
      Physics and Chemistry of Minerals 25 (1998) 222-226
      Structural properties of alpha-berlinite (AlPO4)
      Sample: V = 61.73, theoretical
      _database_code_amcsd 0008136

      CELL PARAMETERS:    4.5191   4.5191  10.4710   90.000   90.000  120.000
      SPACE GROUP: P3_121    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    185.192
      Density (g/cm3):      3.280
      MAX. ABS. INTENSITY / VOLUME**2:      30.79788929    
      RIR:      3.057
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                22.72         20.90        3.9137    1   0   0         6
                24.28          2.79        3.6660    1   0   1         6
                25.52          1.39        3.4903    0   0   3         2
                28.47         85.53        3.1346    0   1   2         6
                28.47         14.47        3.1346    1   0   2         6
                39.90         17.99        2.2596    1   1   0         3
                41.50          6.84        2.1759    0   1   4         6
                41.50         14.15        2.1759    1   0   4         6
                43.63          6.58        2.0746    1   1   2         6
                46.40         11.15        1.9568    2   0   0         6
                49.74          1.18        1.8330    0   2   2         6
                52.43          2.95        1.7452    0   0   6         2
                53.58          5.57        1.7105    1   1   4         6
                57.85          1.84        1.5939    0   1   6         6
                58.93          3.63        1.5673    0   2   4         6
                58.93          6.68        1.5673    2   0   4         6
                65.58          4.23        1.4235    1   2   2         6
                65.58          6.52        1.4235    2   1   2         6
                67.86          3.62        1.3812    1   1   6         6
                72.58          4.03        1.3024    2   0   6         6
                73.54          9.04        1.2878    1   2   4         6
                75.04          7.36        1.2658    0   3   2         6
                76.79          3.56        1.2413    1   0   8         6
                76.79          2.38        1.2413    0   1   8         6
                82.64          3.72        1.1676    3   0   4         6
                85.79          1.58        1.1326    1   1   8         6
                86.19          3.35        1.1284    2   1   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.