Gonnardite
      Lee Y, Hriljac J A, Parise J B, Vogt T
      American Mineralogist 91 (2006) 247-251
      Pressure-induced hydration in zeolite tetranatrolite
      Locality: Mt. Saint-Hilaire, Quebec, Canada
      Note: P = 5.4 GPa on release
      Note: high-pressure superhydrated phase
      _database_code_amcsd 0004012

      CELL PARAMETERS:   12.9100  12.9100   6.5400   90.000   90.000   90.000
      SPACE GROUP: I-42d     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   1090.009
      Density (g/cm3):      2.627
      MAX. ABS. INTENSITY / VOLUME**2:      10.79566094    
      RIR:      1.338
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                13.72          7.66        6.4550    2   0   0         4
                15.19         22.42        5.8341    1   0   1         8
                19.45         12.96        4.5644    2   2   0         4
                20.52         31.76        4.3282    2   1   1         8
                21.77          4.29        4.0825    3   1   0         8
                28.42         22.46        3.1407    3   2   1         8
                29.01         16.17        3.0785    1   1   2         4
                30.65         21.83        2.9171    2   0   2         8
                30.98          1.98        2.8868    4   2   0         8
                31.68        100.00        2.8241    4   1   1         8
                35.16         22.70        2.5522    3   1   2         8
                35.45          1.69        2.5319    5   1   0         8
                37.45          2.71        2.4016    5   0   1         8
                37.45         14.61        2.4016    4   3   1         8
                39.22         35.15        2.2971    4   0   2         8
                39.49         20.65        2.2822    4   4   0         4
                40.06          6.35        2.2509    5   2   1         8
                40.75          4.06        2.2140    5   3   0         8
                41.74         12.03        2.1641    4   2   2         8
                41.99          1.50        2.1517    6   0   0         4
                44.38          3.40        2.0413    6   2   0         8
                44.42          2.71        2.0395    2   1   3         8
                46.71          1.01        1.9447    3   0   3         8
                47.17          5.49        1.9267    5   4   1         8
                48.92          5.24        1.8620    3   2   3         8
                49.36          1.02        1.8462    6   3   1         8
                51.01          4.66        1.7903    6   4   0         8
                51.05         14.24        1.7891    4   1   3         8
                51.48          2.72        1.7751    7   0   1         8
                52.87          3.35        1.7316    6   2   2         8
                53.54          1.82        1.7115    7   2   1         8
                54.10          3.46        1.6952    7   3   0         8
                55.14          2.64        1.6657    5   0   3         8
                56.26          6.94        1.6350    0   0   4         2
                57.07          4.79        1.6137    8   0   0         4
                57.11          1.16        1.6129    5   2   3         8
                57.51          7.56        1.6026    6   5   1         8
                57.84          7.21        1.5941    5   5   2         4
                57.84          1.47        1.5941    7   1   2         8
                58.21          1.76        1.5849    2   0   4         8
                59.00          2.39        1.5656    8   2   0         8
                59.43          2.27        1.5553    7   4   1         8
                61.05          1.18        1.5178    3   1   4         8
                61.63          1.63        1.5050    7   3   2         8
                62.77          6.17        1.4802    5   4   3         8
                64.38          5.27        1.4471    8   0   2         8
                64.57          1.58        1.4434    8   4   0         8
                64.60          2.41        1.4427    6   3   3         8
                66.76          3.57        1.4011    9   0   1         8
                68.29          2.73        1.3735    5   1   4         8
                68.53          1.32        1.3693    9   2   1         8
                68.83          1.19        1.3640    7   5   2         8
                69.01          1.59        1.3608    9   3   0         8
                70.90          4.12        1.3291    4   4   4         4
                71.44          5.49        1.3205    8   4   2         8
                71.65          3.19        1.3171    6   5   3         8
                71.77          3.93        1.3152    5   3   4         8
                72.63          1.89        1.3018    6   0   4         8
                73.36          1.16        1.2905    7   4   3         8
                73.71          2.11        1.2853    9   4   1         8
                75.41          1.25        1.2605   10   1   1         8
                79.40          2.42        1.2069    4   1   5         8
                79.88          1.17        1.2008   10   0   2         8
                80.05          3.17        1.1987   10   4   0         8
                80.43          1.95        1.1941    8   7   1         8
                81.85          2.17        1.1768    7   3   4         8
                82.36          2.60        1.1708    9   5   2         8
                83.39          1.24        1.1590    8   5   3         8
                86.67          2.38        1.1234    9   4   3         8
                89.26          1.30        1.0973    5   4   5         8
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.