Natrolite
      Baur W H, Joswig W
      Neues Jahrbuch fur Mineralogie, Monatshefte 1996 (1996) 171-187
      The phases of natrolite occurring during dehydration and rehydration studied
      by single crystal X-ray diffraction methods between room temperature and 923 K
      Locality: Khibiny, Kola peninsula, Russia
      Sample: T = 573 K, crystal III, "high natrolite"
      _database_code_amcsd 0014893

      CELL PARAMETERS:   17.3280  17.5510   6.3850   90.000   90.000   90.000
      SPACE GROUP: Fdd2      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   1941.830
      Density (g/cm3):      2.354
      MAX. ABS. INTENSITY / VOLUME**2:      8.065775547    
      RIR:      1.116
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                14.37        100.00        6.1654    2   2   0         4
                15.63         53.42        5.6700    1   1   1         4
                20.24          4.85        4.3878    0   4   0         2
                20.50          3.10        4.3320    4   0   0         2
                21.23         45.28        4.1857    1   3   1         4
                21.35         55.55        4.1613    3   1   1         4
                22.72          7.90        3.9144    2   4   0         4
                22.89          3.64        3.8845    4   2   0         4
                25.78          3.91        3.4561    3   3   1         4
                28.96          5.81        3.0827    4   4   0         4
                29.49         12.02        3.0287    1   5   1         4
                29.77         13.03        3.0010    5   1   1         4
                29.78         17.67        3.0001    0   2   2         2
                29.83         10.93        2.9956    2   0   2         2
                31.56          7.22        2.8350    2   2   2         4
                32.99         23.39        2.7150    3   5   1         4
                33.16         26.70        2.7016    5   3   1         4
                36.31          3.15        2.4740    2   4   2         4
                36.43          3.44        2.4664    4   2   2         4
                38.94          8.41        2.3129    1   7   1         4
                39.16          3.26        2.3005    5   5   1         4
                39.38          9.66        2.2883    7   1   1         4
                40.69          1.91        2.2176    4   4   2         4
                41.74          1.09        2.1638    3   7   1         4
                42.51          3.88        2.1268    2   8   0         4
                43.01          1.41        2.1029    8   2   0         4
                43.23          1.52        2.0929    2   6   2         4
                43.50          1.43        2.0806    6   2   2         4
                45.66          2.65        1.9869    1   3   3         4
                45.72          3.29        1.9843    3   1   3         4
                47.22          1.35        1.9247    6   4   2         4
                49.13          1.18        1.8544    1   9   1         4
                49.73          1.15        1.8333    9   1   1         4
                50.60          1.12        1.8040    5   1   3         4
                51.64          1.22        1.7700    2   8   2         4
                52.08          1.05        1.7561    8   2   2         4
                53.25          2.09        1.7202    2  10   0         4
                53.94          2.58        1.7000   10   2   0         4
                60.82          1.03        1.5229   10   0   2         2
                65.10          1.04        1.4329    1   9   3         4
                65.89          1.47        1.4175    4   4   4         4
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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.