Leucite
      Gatta G D, Rotiroti N, Ballaran T B, Pavese A
      American Mineralogist 93 (2008) 1588-1596
      Leucite at high pressure: Elastic behavior, phase stability,
      and petrological implications
      Locality: Sabatini volcanic district, Lazium, Italy
      Note: P =  .0001 GPa in air after decompression
      _database_code_amcsd 0004678

      CELL PARAMETERS:   13.0730  13.0730  13.7310   90.000   90.000   90.000
      SPACE GROUP: I4_1/a    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   2346.674
      Density (g/cm3):      2.457
      MAX. ABS. INTENSITY / VOLUME**2:      10.65262926    
      RIR:      1.412
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 9.34          6.90        9.4681    1   0   1         8
                13.55          2.42        6.5365    2   0   0         4
                16.08         15.04        5.5117    1   1   2         8
                16.48         15.26        5.3791    2   1   1         8
                16.48         32.06        5.3791    1   2   1         8
                18.74          7.47        4.7340    2   0   2         8
                19.20          1.11        4.6220    2   2   0         4
                20.56          1.97        4.3199    1   0   3         8
                24.70          6.91        3.6040    1   2   3         8
                25.15          3.55        3.5416    3   1   2         8
                25.15          2.43        3.5416    1   3   2         8
                25.41          7.95        3.5056    3   2   1         8
                25.41          2.81        3.5056    2   3   1         8
                25.96         70.59        3.4327    0   0   4         2
                27.29        100.00        3.2682    4   0   0         4
                28.28          2.84        3.1560    3   0   3         8
                28.90          1.99        3.0894    4   1   1         8
                28.90          3.21        3.0894    1   4   1         8
                29.39          3.52        3.0391    2   0   4         8
                30.29          3.10        2.9509    4   0   2         8
                30.58          2.85        2.9232    2   4   0         4
                30.58         26.31        2.9232    4   2   0         4
                31.48         23.16        2.8421    3   2   3         8
                31.48         11.32        2.8421    2   3   3         8
                31.83         22.30        2.8112    3   3   2         8
                33.31          1.25        2.6896    2   4   2         8
                33.94          8.66        2.6410    3   1   4         8
                33.94          1.99        2.6410    1   3   4         8
                34.41          1.76        2.6064    1   4   3         8
                36.14          1.47        2.4856    2   1   5         8
                37.44          1.22        2.4018    5   1   2         8
                37.63          1.78        2.3905    5   2   1         8
                38.01         22.65        2.3670    4   0   4         8
                38.76          2.84        2.3233    3   0   5         8
                38.97          4.63        2.3110    4   4   0         4
                39.29          2.45        2.2930    3   3   4         8
                39.70          1.27        2.2703    5   0   3         8
                41.24          1.54        2.1892    3   2   5         8
                41.82          4.56        2.1599    2   0   6         8
                42.14          2.26        2.1446    5   2   3         8
                42.41          9.20        2.1312    3   5   2         8
                43.80          2.91        2.0670    2   6   0         4
                44.09          1.25        2.0541    1   5   4         8
                44.88          1.41        2.0195    5   4   1         8
                46.69          1.46        1.9454    1   6   3         8
                47.10          1.64        1.9295    3   6   1         8
                47.42          2.96        1.9171    4   4   4         8
                48.57          2.39        1.8746    4   0   6         8
                48.84          1.87        1.8646    4   5   3         8
                48.98          1.27        1.8597    1   2   7         8
                49.62          3.25        1.8372    3   3   6         8
                50.33          2.24        1.8129    4   6   0         4
                50.66          1.18        1.8020    2   4   6         8
                50.93          1.65        1.7930    3   6   3         8
                50.93          1.37        1.7930    6   3   3         8
                51.17          1.55        1.7852    5   5   2         8
                51.17          1.43        1.7852    7   1   2         8
                51.31          1.66        1.7806    7   2   1         8
                52.95          1.81        1.7292    7   0   3         8
                53.08          2.77        1.7253    3   2   7         8
                53.08          2.82        1.7253    2   3   7         8
                53.38          1.64        1.7164    0   0   8         2
                54.93          2.94        1.6717    7   2   3         8
                55.05          2.67        1.6681    1   4   7         8
                55.15          1.37        1.6653    7   3   2         8
                55.15          9.87        1.6653    3   7   2         8
                55.34          1.35        1.6601    2   0   8         8
                56.30          1.50        1.6341    8   0   0         4
                56.54          3.13        1.6277    7   1   4         8
                56.60          1.04        1.6261    4   4   6         8
                57.21          1.21        1.6103    8   1   1         8
                57.55          1.40        1.6015    3   5   6         8
                58.19          3.49        1.5853    8   2   0         4
                58.20          1.82        1.5852    3   1   8         8
                60.28          1.95        1.5353    7   3   4         8
                60.58          1.06        1.5284    7   4   3         8
                60.97          1.03        1.5196    4   0   8         8
                62.61          2.14        1.4838    7   5   2         8
                62.61          1.42        1.4838    5   7   2         8
                62.96          1.70        1.4762    1   2   9         8
                63.00          1.43        1.4755    8   0   4         8
                64.51          1.21        1.4445    9   0   1         8
                66.26          1.05        1.4105    7   6   1         8
                67.67          1.40        1.3845    9   0   3         8
                67.78          1.15        1.3825    6   3   7         8
                67.99          1.34        1.3787    8   5   1         8
                68.31          4.00        1.3732    3   7   6         8
                69.17          2.80        1.3582    1   1  10         8
                69.39          1.60        1.3545    7   6   3         8
                71.39          1.03        1.3212    9   4   1         8
                72.54          1.36        1.3032    8   2   6         8
                72.54          2.45        1.3031    3   1  10         8
                72.95          1.02        1.2968    7   7   2         8
                73.07          2.39        1.2950    1  10   1         8
                74.42          1.81        1.2748    4   9   3         8
                75.60          1.40        1.2579    7   1   8         8
                76.07          1.55        1.2513    1  10   3         8
                76.17          2.07        1.2498    1   8   7         8
                78.01          1.06        1.2249    8   7   1         8
                79.12          1.53        1.2104    5   1  10         8
                79.43          1.10        1.2065    8   3   7         8
                82.35          2.54        1.1709    3   5  10         8
                84.27          1.04        1.1492    6   7   7         8
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.