Berlinite
      Christie D M, Chelikowsky J R
      Physics and Chemistry of Minerals 25 (1998) 222-226
      Structural properties of alpha-berlinite (AlPO4)
      Sample: V = 77.16, theoretical
      _database_code_amcsd 0008130

      CELL PARAMETERS:    4.9414   4.9414  10.9470   90.000   90.000  120.000
      SPACE GROUP: P3_121    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    231.487
      Density (g/cm3):      2.624
      MAX. ABS. INTENSITY / VOLUME**2:      33.88625505    
      RIR:      4.205
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                20.76         21.30        4.2794    1   0   0         6
                22.31          1.85        3.9857    1   0   1         6
                26.44         71.86        3.3713    0   1   2         6
                26.44         28.14        3.3713    1   0   2         6
                36.36          7.47        2.4707    1   1   0         3
                39.07          1.24        2.3056    0   1   4         6
                39.07          7.08        2.3056    1   0   4         6
                40.04          4.00        2.2519    1   1   2         6
                42.24          6.16        2.1397    2   0   0         6
                45.52          1.97        1.9928    2   0   2         6
                49.72         11.20        1.8339    1   1   4         6
                54.43          3.35        1.6856    0   2   4         6
                54.43          1.05        1.6856    2   0   4         6
                54.69          1.72        1.6783    0   1   6         6
                59.60          4.79        1.5511    1   2   2         6
                59.60          4.23        1.5511    2   1   2         6
                63.37          1.99        1.4677    1   1   6         6
                67.23          1.22        1.3924    2   1   4         6
                67.23          4.57        1.3924    1   2   4         6
                67.46          1.19        1.3883    0   2   6         6
                67.46          4.96        1.3883    2   0   6         6
                67.90          4.71        1.3804    0   3   2         6
                72.52          1.90        1.3034    1   0   8         6
                75.10          2.03        1.2649    3   0   4         6
                79.13          2.44        1.2103    2   1   6         6
                80.18          2.18        1.1970    1   1   8         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.