Barrerite
      Meneghinello E, Alberti A, Cruciani G, Sacerdoti M, McIntyre G,
      Ciambelli P, Rapascciuolo M T
      European Journal of Mineralogy 12 (2000) 1123-1129
      Single crystal neutron diffraction study of the natural zeolite barrerite
      in its ND4-exchanged form
      _database_code_amcsd 0006847

      CELL PARAMETERS:   13.6010  18.2320  17.8100   90.000   90.000   90.000
      SPACE GROUP: Fmmm      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   4416.407
      Density (g/cm3):      1.985
      MAX. ABS. INTENSITY / VOLUME**2:      10.10717688    
      RIR:      1.658
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 9.51          3.87        9.2981    1   1   1         8
                 9.70        100.00        9.1160    0   2   0         2
                 9.93         50.14        8.9050    0   0   2         2
                13.90          1.73        6.3701    0   2   2         4
                16.26          2.33        5.4509    2   2   0         4
                16.40          2.78        5.4047    2   0   2         4
                16.74          2.25        5.2975    1   3   1         8
                17.01          2.42        5.2137    1   1   3         8
                19.09         27.03        4.6490    2   2   2         8
                20.80         13.01        4.2713    3   1   1         8
                21.91          8.17        4.0574    0   4   2         4
                21.93         45.04        4.0537    1   3   3         8
                22.22          2.89        4.0008    0   2   4         4
                23.89         16.91        3.7251    2   0   4         4
                25.01          1.23        3.5605    3   3   1         8
                25.57         10.38        3.4844    2   4   2         8
                26.21          8.39        3.4002    4   0   0         2
                26.32          9.87        3.3858    1   1   5         8
                28.01         11.91        3.1858    4   2   0         4
                28.01          2.70        3.1850    0   4   4         4
                28.09          8.90        3.1766    4   0   2         4
                28.81         12.59        3.0994    3   3   3         8
                29.39          1.43        3.0387    0   6   0         2
                29.49         27.97        3.0291    1   5   3         8
                29.78          9.90        2.9997    4   2   2         8
                29.81         10.35        2.9975    1   3   5         8
                30.11          1.79        2.9683    0   0   6         2
                31.89          1.75        2.8059    3   5   1         8
                32.27          7.64        2.7743    2   6   0         4
                33.15          4.21        2.7024    4   0   4         4
                33.69          1.35        2.6602    5   1   1         8
                34.40          4.01        2.6069    2   2   6         8
                34.62          2.88        2.5909    4   2   4         8
                35.01          3.19        2.5630    3   5   3         8
                35.78          2.34        2.5099    0   6   4         4
                36.11          3.09        2.4874    0   4   6         4
                38.31          1.14        2.3493    1   7   3         8
                39.76          1.41        2.2668    6   0   0         2
                40.52          1.48        2.2262    0   0   8         2
                40.98          1.22        2.2025    3   1   7         8
                42.09          1.38        2.1468    5   1   5         8
                42.58          1.09        2.1234    0   6   6         4
                43.90          1.74        2.0624    1   5   7         8
                44.48          3.55        2.0369    5   3   5         8
                48.06          1.42        1.8931    4   8   0         4
                48.98          1.77        1.8596    5   5   5         8
                50.03          2.63        1.8232    0  10   0         2
                50.49          1.69        1.8077    0   8   6         4
                51.30          1.33        1.7810    0   0  10         2
                51.32          1.18        1.7803    6   6   2         8
                52.72          1.52        1.7363    2   6   8         8
                53.99          1.28        1.6983    7   1   5         8
                54.94          1.27        1.6713    8   2   0         4
                55.22          1.95        1.6635    5   7   5         8
                58.09          2.15        1.5880    4   6   8         8
                58.34          1.03        1.5816    6   8   2         8
                59.03          1.09        1.5648    6   2   8         8
                64.63          2.22        1.4422    4   8   8         8
                71.76          1.43        1.3154    5  11   5         8
                72.76          1.08        1.2998    9   5   5         8
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.