Heulandite-Ca
      Comodi P, Gatta G D, Zanazzi P F
      European Journal of Mineralogy 13 (2001) 497-505
      High-pressure structural behaviour of heulandite
      Sample: P = .0001 GPa (after compression)
      _database_code_amcsd 0006869

      CELL PARAMETERS:   17.7740  17.8240   7.4380   90.000  116.380   90.000
      SPACE GROUP: C2/m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   2111.009
      Density (g/cm3):      2.296
      MAX. ABS. INTENSITY / VOLUME**2:      2.327411729    
      RIR:      0.330
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 9.92         72.79        8.9120    0   2   0         2
                11.11         69.12        7.9616    2   0   0         2
                12.90          3.10        6.8619   -1   1   1         4
                13.00         26.62        6.8125   -2   0   1         2
                13.29         16.68        6.6635    0   0   1         2
                14.92          7.44        5.9374    2   2   0         4
                16.38          1.90        5.4123   -2   2   1         4
                16.61          7.71        5.3367    0   2   1         4
                16.83         41.45        5.2675   -3   1   1         4
                17.28         61.11        5.1307    1   1   1         4
                17.43         43.99        5.0870    3   1   0         4
                19.12         68.23        4.6414   -1   3   1         4
                19.93          4.07        4.4560    0   4   0         2
                20.27         21.48        4.3800   -4   0   1         2
                21.99          1.66        4.0416   -3   3   1         4
                22.33         29.69        3.9808    4   0   0         2
                22.34        100.00        3.9787    1   3   1         4
                22.46         44.84        3.9582    3   3   0         4
                22.62         25.73        3.9309   -4   2   1         4
                22.87         51.15        3.8884    2   4   0         4
                23.13         27.71        3.8450    2   2   1         4
                23.86         11.20        3.7291   -2   4   1         4
                23.94         18.03        3.7175   -2   0   2         2
                24.49          7.58        3.6347    4   2   0         4
                24.94         31.55        3.5696   -3   1   2         4
                25.26          4.34        3.5261   -1   1   2         4
                25.57         16.06        3.4838   -5   1   1         4
                25.61          6.81        3.4787    1   5   0         4
                25.97         59.49        3.4309   -2   2   2         4
                26.16         37.09        3.4062   -4   0   2         2
                26.18          2.03        3.4042    3   1   1         4
                26.76         24.38        3.3317    0   0   2         2
                28.04         61.93        3.1817   -4   2   2         4
                28.58         57.72        3.1237   -4   4   1         4
                28.74          6.31        3.1059   -3   3   2         4
                29.02         32.97        3.0772   -1   3   2         4
                29.36         10.40        3.0417   -5   1   2         4
                29.83         10.23        2.9951    3   3   1         4
                29.85         33.85        2.9936   -3   5   1         4
                30.08          9.86        2.9707    0   6   0         2
                30.11         82.77        2.9678    1   5   1         4
                30.17         42.15        2.9627    1   1   2         4
                30.20         66.69        2.9593    3   5   0         4
                30.21          1.34        2.9584   -6   0   1         2
                30.86          9.91        2.8973    4   0   1         2
                31.87         34.47        2.8078   -6   2   1         4
                31.88         72.52        2.8068    5   3   0         4
                32.48          1.19        2.7569   -6   0   2         2
                32.50          4.67        2.7554    4   2   1         4
                32.69          9.64        2.7393   -5   3   2         4
                32.89         21.98        2.7230   -2   6   1         4
                33.01         10.03        2.7132    0   6   1         4
                33.42          3.07        2.6811    1   3   2         4
                33.45          2.98        2.6787    2   0   2         2
                33.59         11.95        2.6683    0   4   2         4
                34.04          1.87        2.6338   -6   2   2         4
                34.98          6.04        2.5653    2   2   2         4
                35.29          5.04        2.5435    6   2   0         4
                35.45          4.90        2.5321   -1   5   2         4
                35.68          7.83        2.5163   -5   5   1         4
                35.71          8.80        2.5143    1   7   0         4
                35.96          8.68        2.4977   -7   1   1         4
                36.13         13.52        2.4858    3   5   1         4
                36.45          6.33        2.4647   -6   4   1         4
                36.53          6.37        2.4596   -4   0   3         2
                36.55          8.92        2.4585   -4   6   1         4
                36.63          1.39        2.4533    5   1   1         4
                36.87          2.87        2.4382   -2   0   3         2
                36.88         12.20        2.4371    2   6   1         4
                36.98         11.33        2.4308   -7   1   2         4
                37.01         13.64        2.4290    4   4   1         4
                37.33          1.08        2.4089   -1   7   1         4
                37.79          6.04        2.3808    4   6   0         4
                37.95         13.51        2.3710   -4   2   3         4
                38.05          4.07        2.3648   -5   1   3         4
                38.07          8.05        2.3637    3   1   2         4
                38.27         11.08        2.3517   -2   2   3         4
                38.39          3.67        2.3445   -6   4   2         4
                38.58          3.14        2.3336   -5   5   2         4
                38.96          1.54        2.3117   -3   7   1         4
                39.17          2.27        2.2998    1   7   1         4
                39.24          3.41        2.2958    2   4   2         4
                39.24          4.99        2.2958    3   7   0         4
                39.41          3.90        2.2862    5   3   1         4
                39.52          7.02        2.2801    6   4   0         4
                39.69          1.09        2.2708   -6   0   3         2
                39.74          1.13        2.2679   -7   3   2         4
                39.96          3.58        2.2564    7   1   0         4
                40.28          1.33        2.2388   -4   6   2         4
                40.49          4.41        2.2280    0   8   0         2
                40.69          1.51        2.2173    0   6   2         4
                40.77          8.90        2.2131    3   3   2         4
                41.02          4.52        2.2005   -6   2   3         4
                41.16          2.81        2.1930   -8   0   1         2
                41.92          1.46        2.1552    0   2   3         4
                41.96          2.39        2.1534   -4   4   3         4
                42.12          1.24        2.1456    2   8   0         4
                42.25          9.88        2.1389   -2   4   3         4
                42.42          5.63        2.1311    4   0   2         2
                42.45          2.46        2.1294   -8   2   1         4
                42.56          6.13        2.1244    7   3   0         4
                42.72          5.20        2.1166   -7   1   3         4
                43.13         13.36        2.0973    6   2   1         4
                43.35          5.23        2.0871   -3   7   2         4
                43.64          6.13        2.0742    4   6   1         4
                43.88          2.61        2.0632    1   1   3         4
                43.97          2.06        2.0591   -7   5   1         4
                44.53          4.00        2.0349   -3   5   3         4
                44.54          1.27        2.0341    5   5   1         4
                44.80         12.24        2.0232   -6   4   3         4
                44.84          4.88        2.0212   -7   5   2         4
                45.58          1.90        1.9904    8   0   0         2
                45.62          1.44        1.9887    5   7   0         4
                45.69          1.60        1.9858   -4   8   1         4
                45.85          3.91        1.9791    6   6   0         4
                46.13          2.90        1.9676   -8   4   1         4
                46.19          8.95        1.9655   -8   4   2         4
                46.19          1.35        1.9653    1   9   0         4
                46.22          5.74        1.9643   -5   7   2         4
                46.31         19.32        1.9604   -1   5   3         4
                46.48          3.54        1.9539   -9   1   2         4
                46.77          7.23        1.9421    6   4   1         4
                46.92          3.80        1.9364   -8   2   3         4
                47.11          1.21        1.9291    2   0   3         2
                47.28          1.62        1.9225    4   4   2         4
                47.51          3.16        1.9137   -1   9   1         4
                47.58          2.82        1.9111   -2   8   2         4
                48.80          2.43        1.8662   -9   3   2         4
                49.01          4.99        1.8587   -4   0   4         2
                49.10          1.23        1.8555    3   9   0         4
                49.20          1.18        1.8520    0   8   2         4
                49.82          6.21        1.8304   -3   1   4         4
                49.84          4.51        1.8295   -7   5   3         4
                50.02          2.91        1.8234    5   3   2         4
                50.07          3.74        1.8217   -6   0   4         2
                50.20          1.55        1.8175    7   3   1         4
                50.59          1.31        1.8041   -6   6   3         4
                50.76          1.13        1.7986   -2   0   4         2
                51.25          7.63        1.7824    0  10   0         2
                51.36          3.43        1.7789    0   6   3         4
                51.42          1.01        1.7769    3   1   3         4
                51.45          4.64        1.7762  -10   0   2         2
                51.45          2.10        1.7760   -3   7   3         4
                51.47          3.84        1.7755    5   7   1         4
                51.69          1.69        1.7684   -5   3   4         4
                51.74         15.25        1.7669   -7   7   2         4
                51.76          3.08        1.7662    4   8   1         4
                51.86          2.09        1.7631   -2   2   4         4
                51.87          2.81        1.7628   -8   6   2         4
                51.90          1.46        1.7616   -7   1   4         4
                52.03          5.70        1.7577   -3   3   4         4
                52.54          1.82        1.7419  -10   2   2         4
                52.56          3.20        1.7410   -5   7   3         4
                52.60          3.71        1.7400   -3   9   2         4
                52.87          1.66        1.7316    4   6   2         4
                53.20          7.17        1.7219    0  10   1         4
                53.26          6.81        1.7198    3   9   1         4
                53.49          2.89        1.7129    2   8   2         4
                53.59          3.14        1.7102    3   3   3         4
                53.59          1.07        1.7101    8   0   1         2
                53.83          1.76        1.7031   -8   0   4         2
                53.87          2.79        1.7018   -9   5   1         4
                53.92          5.68        1.7004  -10   0   3         2
                54.06          4.73        1.6964    7   7   0         4
                54.57          1.95        1.6818    5   9   0         4
                54.88          7.96        1.6728   -8   2   4         4
                55.03          2.65        1.6687   -1   3   4         4
                55.58          4.42        1.6535    8   6   0         4
                55.67          1.90        1.6509   -4  10   1         4
                55.90          4.30        1.6447   -2   8   3         4
                55.91          2.78        1.6444    2  10   1         4
                55.94          2.33        1.6437   -5   5   4         4
                56.26          1.22        1.6351   -3   5   4         4
                56.28          1.48        1.6345   -7   7   3         4
                56.57          2.69        1.6268    4  10   0         4
                56.91         11.78        1.6179    2   6   3         4
                57.04          1.49        1.6147  -10   4   1         4
                57.74          9.56        1.5967    3   5   3         4
                57.74          3.03        1.5966    8   4   1         4
                57.91          2.94        1.5923   10   0   0         2
                57.99          3.72        1.5904   -6   8   3         4
                58.19          1.45        1.5855   -7   5   4         4
                58.44          1.34        1.5793    1   1   4         4
                58.66          2.16        1.5738    7   1   2         4
                58.92          1.91        1.5675   10   2   0         4
                59.11          4.88        1.5629   -8   8   1         4
                59.27          1.08        1.5591  -11   3   2         4
                59.33          1.39        1.5577   -7   9   1         4
                59.65          3.18        1.5500    6   8   1         4
                60.02          1.39        1.5415   -9   7   1         4
                60.65          1.21        1.5269    7   3   2         4
                60.74          2.64        1.5249    5   1   3         4
                60.76          1.03        1.5244  -10   6   2         4
                60.78          1.24        1.5239   -5   9   3         4
                60.79          2.51        1.5236    3   9   2         4
                61.04          2.54        1.5181    4  10   1         4
                61.95          1.14        1.4979   -5   7   4         4
                61.95          2.22        1.4979    9   3   1         4
                62.15          2.75        1.4937    7   9   0         4
                62.30          1.87        1.4903   -9   7   3         4
                62.53          2.70        1.4853    0  12   0         2
                62.57          1.16        1.4845   -6   0   5         2
                62.58          3.87        1.4843    8   8   0         4
                62.60          1.31        1.4839    2  10   2         4
                62.69          1.86        1.4821    5   3   3         4
                62.69          1.23        1.4821    8   6   1         4
                62.71          1.30        1.4816   -8   8   3         4
                63.06          1.08        1.4742   -5  11   1         4
                63.74          1.63        1.4601    2  12   0         4
                63.74          1.24        1.4600  -12   0   3         2
                63.78          5.49        1.4592  -12   2   2         4
                63.90          1.31        1.4567   -4   2   5         4
                64.09          2.02        1.4530    0   6   4         4
                64.09          3.03        1.4529    9   7   0         4
                64.25          1.23        1.4498    0  12   1         4
                64.60          1.44        1.4427   -8   0   5         2
                64.70          1.10        1.4408  -12   2   3         4
                64.74          4.33        1.4400  -11   5   3         4
                65.00          3.66        1.4347   -5  11   2         4
                65.04          3.03        1.4340  -11   5   1         4
                65.07          5.58        1.4334    1   9   3         4
                65.25          1.80        1.4299    8   2   2         4
                65.32          3.06        1.4286  -12   0   1         2
                65.43          1.02        1.4264   -7   3   5         4
                65.44          3.70        1.4262    1  11   2         4
                65.70          3.37        1.4212   -2   0   5         2
                65.73          1.10        1.4207    6   0   3         2
                65.77          1.27        1.4198    9   5   1         4
                65.87          5.75        1.4179  -11   3   4         4
                66.47          2.21        1.4067   -4  12   1         4
                66.66          1.85        1.4030    6   2   3         4
                66.71          1.77        1.4021   -6  10   3         4
                66.72          1.54        1.4020   -9   1   5         4
                66.74          2.17        1.4016   -4   4   5         4
                67.05          3.42        1.3958   10   2   1         4
                67.09          1.20        1.3951   -9   9   2         4
                67.36          1.04        1.3901    0  10   3         4
                67.75          4.17        1.3832   -8  10   1         4
                68.35          3.98        1.3724   -5   5   5         4
                68.62          1.19        1.3677  -10   8   1         4
                68.65          2.66        1.3672    4  10   2         4
                68.92          2.08        1.3625  -10   0   5         2
                69.15          6.25        1.3585   -7   5   5         4
                69.28          1.62        1.3562   -3  11   3         4
                69.30          1.07        1.3560    5  11   1         4
                69.47          1.85        1.3531   -8   8   4         4
                69.52          4.39        1.3521   -7  11   2         4
                69.86          2.71        1.3464   -3   5   5         4
                70.09          2.69        1.3425    7   7   2         4
                70.23          1.46        1.3403    3  11   2         4
                70.28          1.31        1.3394    4   0   4         2
                70.31          1.70        1.3390  -11   7   3         4
                70.60          1.88        1.3341  -11   7   1         4
                70.64          1.35        1.3335   -1  11   3         4
                70.98          1.58        1.3279   -6   6   5         4
                71.21          1.74        1.3241  -12   6   2         4
                71.25          1.45        1.3235  -13   3   3         4
                71.99          2.15        1.3118    5   7   3         4
                72.08          1.08        1.3103  -12   6   3         4
                72.10          1.07        1.3099  -11   1   5         4
                72.81          4.75        1.2990    2  12   2         4
                73.34          1.04        1.2908    7   3   3         4
                73.60          1.82        1.2869   -1   5   5         4
                73.94          1.49        1.2819  -13   3   1         4
                74.13          1.78        1.2791   -5  13   1         4
                74.18          1.23        1.2783    1   1   5         4
                74.28          1.11        1.2768    0   4   5         4
                74.65          5.47        1.2715   -4  12   3         4
                74.73          1.07        1.2703  -13   3   4         4
                74.76          2.26        1.2698   11   3   1         4
                75.02          5.29        1.2660   -2  10   4         4
                75.36          1.13        1.2613  -14   0   2         2
                75.43          1.83        1.2603    5   1   4         4
                75.49          2.41        1.2593    5  13   0         4
                75.58          1.51        1.2581  -10  10   2         4
                75.65          1.44        1.2572    2  14   0         4
                76.13          3.24        1.2503   -9  11   2         4
                77.00          1.21        1.2384  -10   6   5         4
                77.24          1.08        1.2352   -7   1   6         4
                77.25          1.55        1.2351    7   9   2         4
                77.27          1.45        1.2347    0  12   3         4
                77.45          4.13        1.2323  -12   8   2         4
                77.48          2.30        1.2320  -13   5   1         4
                77.64          1.90        1.2298   -8  12   1         4
                77.73          1.29        1.2285    2   0   5         2
                77.86          1.88        1.2269  -14   0   4         2
                77.87          1.39        1.2267   10   2   2         4
                78.11          2.35        1.2235    6  12   1         4
                78.19          1.14        1.2225   -4  14   1         4
                78.61          1.70        1.2171    0  10   4         4
                78.61          1.07        1.2170    2   2   5         4
                79.02          1.47        1.2117   -9   1   6         4
                80.12          1.25        1.1979    6   8   3         4
                80.55          1.04        1.1926   -4  14   2         4
                80.83          1.01        1.1891   -5   9   5         4
                81.26          1.73        1.1838  -13   3   5         4
                81.97          1.01        1.1754   -3   3   6         4
                81.99          2.11        1.1752  -11   9   4         4
                82.25          1.00        1.1721   -3   9   5         4
                82.71          2.54        1.1668  -10  10   4         4
                83.29          1.60        1.1601    1  15   1         4
                84.02          1.27        1.1519    6   4   4         4
                84.08          1.13        1.1512   -6  12   4         4
                84.62          1.16        1.1453  -14   2   5         4
                85.59          2.52        1.1347    9   3   3         4
                86.33          1.01        1.1269   -5  15   1         4
                87.86          1.14        1.1112   -2  10   5         4
                88.28          1.04        1.1070  -10   6   6         4
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.