LiAlSiO4
      Xu H, Heaney P J, Beall G H
      American Mineralogist 85 (2000) 971-979
      Phase transitions induced by solid solution in stuffed derivatives of quartz:
      A powder synchrotron XRD study of the LiAlSiO4-SiO2 join
      Sample: x=0, ordered LiAlSiO4, beta eucryptite structure
      _database_code_amcsd 0002462

      CELL PARAMETERS:   10.4971  10.4971  11.1951   90.000   90.000  120.000
      SPACE GROUP: P6_222    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   1068.313
      Density (g/cm3):      2.350
      MAX. ABS. INTENSITY / VOLUME**2:      32.66591360    
      RIR:      4.526
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                19.53          8.58        4.5454    2   0   0         6
                25.24        100.00        3.5285    2   0   2        12
                34.17          3.96        2.6243    2   2   0         6
                37.75          1.41        2.3832    2   0   4        12
                39.66          3.95        2.2727    4   0   0         6
                42.95          3.00        2.1057    4   0   2        12
                47.49         20.08        1.9144    2   2   4        12
                51.82          1.22        1.7643    4   0   4        12
                55.99          9.41        1.6424    4   2   2        12
                61.17          1.13        1.5151    6   0   0         6
                63.54          3.68        1.4642    4   2   4        12
                64.63          9.57        1.4421    4   0   6        12
                70.70          3.25        1.3324    6   0   4        12
                71.96          3.64        1.3121    4   4   0         6
                75.18          2.57        1.2638    4   2   6        12
                77.27          3.21        1.2348    2   2   8        12
                77.63          4.96        1.2299    6   2   2        12
                84.24          1.53        1.1494    6   2   4        12
                85.44          1.07        1.1363    8   0   0         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.