Natrolite
      Stuckenschmidt E, Joswig W, Baur W H
      European Journal of Mineralogy 8 (1996) 85-92
      Flexibility and distortion of the collapsible framework of NAT topology:
      the crystal structure of H3O-natrolite
      _database_code_amcsd 0006614

      CELL PARAMETERS:   17.9120  18.4740   6.5420   90.000   90.000   90.000
      SPACE GROUP: C2_1      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   2164.789
      Density (g/cm3):      2.045
      MAX. ABS. INTENSITY / VOLUME**2:      9.448209672    
      RIR:      1.505
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                13.77         52.66        6.4299   -2   2   0         2
                13.77         47.34        6.4299    2   2   0         2
                15.20         24.22        5.8309    1  -1   1         2
                15.20         30.66        5.8309    1   1   1         2
                19.22         10.15        4.6185    0   4   0         2
                19.83          6.00        4.4780    4   0   0         2
                20.42         13.36        4.3498    1   3   1         2
                20.42         15.98        4.3498   -1   3   1         2
                20.71         17.06        4.2895    3  -1   1         2
                20.71         18.98        4.2895    3   1   1         2
                21.65          7.24        4.1048   -2   4   0         2
                21.65          7.22        4.1048    2   4   0         2
                22.06          5.23        4.0295   -4   2   0         2
                22.06          5.45        4.0295    4   2   0         2
                27.75          5.05        3.2149   -4   4   0         2
                27.75          4.28        3.2149    4   4   0         2
                28.18          8.97        3.1665   -1   5   1         2
                28.18          8.48        3.1665    1   5   1         2
                28.82         10.40        3.0976    5   1   1         2
                28.82         10.11        3.0976    5  -1   1         2
                28.96         15.70        3.0834    0   2   2         2
                29.06         14.27        3.0725    2   0   2         2
                30.67          8.12        2.9154    2  -2   2         2
                30.67          9.18        2.9154    2   2   2         2
                31.49          1.04        2.8407    6   2   0         2
                31.59         17.59        2.8322    3   5   1         2
                31.59         17.10        2.8322   -3   5   1         2
                31.98         13.57        2.7988    5   3   1         2
                31.98         15.21        2.7988    5  -3   1         2
                37.07          3.08        2.4250    1   7   1         2
                37.07          3.59        2.4250   -1   7   1         2
                37.58          1.84        2.3936    5   5   1         2
                37.58          1.89        2.3936    5  -5   1         2
                38.07          2.74        2.3635    7   1   1         2
                38.07          2.94        2.3635    7  -1   1         2
                40.33          1.07        2.2361   -2   8   0         2
                40.59          1.03        2.2224    7  -3   1         2
                41.50          1.22        2.1760   -8   2   0         2
                41.50          1.17        2.1760    8   2   0         2
                41.52          2.71        2.1749    2   6   2         2
                41.52          2.88        2.1749   -2   6   2         2
                42.13          2.48        2.1448    6  -2   2         2
                42.13          2.52        2.1448    6   2   2         2
                42.16          1.22        2.1433   -6   6   0         2
                42.16          1.36        2.1433    6   6   0         2
                44.36          1.11        2.0422    1   3   3         2
                44.50          1.20        2.0359    3  -1   3         2
                46.74          1.92        1.9436    3   3   3         2
                46.74          1.83        1.9436    3  -3   3         2
                50.44          2.10        1.8093   -2  10   0         2
                50.44          1.83        1.8093    2  10   0         2
                50.98          1.07        1.7915    3   5   3         2
                50.98          1.31        1.7915   -3   5   3         2
                51.24          1.36        1.7829    5   3   3         2
                51.24          1.57        1.7829    5  -3   3         2
                52.00          1.77        1.7584  -10   2   0         2
                52.00          1.44        1.7584   10   2   0         2
                56.25          1.86        1.6355    0   0   4         1
                56.90          1.00        1.6181    3   7   3         2
                57.27          3.11        1.6086    0  10   2         2
                57.51          1.05        1.6025    7   3   3         2
                58.77          2.34        1.5711   10   0   2         2
                64.60          1.61        1.4427    8   8   2         2
                64.60          1.62        1.4427    8  -8   2         2
                71.46          1.00        1.3201    2   8   4         2
                71.46          1.07        1.3201   -2   8   4         2
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.