Perraultite
      Yamnova N A, Egorov-Tismenko Y K, Pekov I V
      Crystallography Reports 43 (1998) 401-410
      Crystal structure of perraultite from the coastal region of the Sea of Azov
      Locality: Sea of Azov, Mariupol massif, Ukraine
      _database_code_amcsd 0012356

      CELL PARAMETERS:   10.7310  13.8410  20.8450   90.000   95.060   90.000
      SPACE GROUP: C2        
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   3083.995
      Density (g/cm3):      3.724
      MAX. ABS. INTENSITY / VOLUME**2:      10.88425547    
      RIR:      0.952
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 4.26          7.72       20.7638    0   0   1         2
                 8.52         58.07       10.3819    0   0   2         2
                10.46          8.46        8.4600    1   1   0         2
                11.01          2.05        8.0330   -1   1   1         2
                11.57          1.62        7.6503    1   1   1         2
                12.79          2.41        6.9205    0   2   0         1
                13.03          3.57        6.7947   -1   1   2         2
                13.49         10.86        6.5654    0   2   1         2
                13.96          1.88        6.3450    1   1   2         2
                16.59          1.42        5.3446    2   0   0         2
                16.76          1.83        5.2897   -2   0   1         2
                17.08         15.12        5.1909    0   0   4         2
                17.50          5.35        5.0691    2   0   1         2
                18.13         13.07        4.8938    0   2   3         2
                19.43          1.12        4.5689   -1   1   4         2
                20.08         20.65        4.4231   -2   0   3         2
                21.00          4.61        4.2300    2   2   0         2
                21.56          1.09        4.1223    1   3   1         2
                21.89         15.02        4.0605    2   0   3         2
                22.13          4.14        4.0165   -2   2   2         2
                22.39          1.37        3.9709   -1   3   2         2
                22.95          1.72        3.8750    1   3   2         2
                23.25         11.44        3.8251    2   2   2         2
                24.25          1.12        3.6706   -1   3   3         2
                25.01         19.67        3.5609    0   2   5         2
                25.74         56.00        3.4606    0   0   6         2
                25.75          3.18        3.4602    0   4   0         1
                25.81          4.61        3.4519   -3   1   1         2
                25.82          1.85        3.4506    3   1   0         2
                25.98          9.25        3.4290   -2   0   5         2
                26.23         49.20        3.3973   -2   2   4         2
                26.52          1.22        3.3615   -3   1   2         2
                26.55          1.15        3.3578    3   1   1         2
                26.69          1.19        3.3396   -1   3   4         2
                27.16         12.59        3.2827    0   4   2         2
                28.13         68.64        3.1725    2   2   4         2
                28.36          4.89        3.1475    2   0   5         2
                30.67          1.17        2.9149    1   3   5         2
                30.88          6.29        2.8957   -2   4   1         2
                31.06         24.49        2.8792    0   4   4         2
                31.30        100.00        2.8579    2   4   1         2
                32.26         33.81        2.7751   -2   2   6         2
                32.84          1.20        2.7271   -1   3   6         2
                32.85          9.21        2.7264    0   2   7         2
                32.86          9.54        2.7254   -2   4   3         2
                33.44          2.50        2.6798    1   5   0         2
                33.53          1.78        2.6723    4   0   0         2
                33.82          2.06        2.6503    1   5   1         2
                33.89         42.39        2.6449   -4   0   2         2
                34.02          1.37        2.6352    1   3   6         2
                34.04         69.05        2.6337    2   4   3         2
                34.38          1.02        2.6087   -1   5   2         2
                34.56         32.34        2.5955    0   0   8         2
                34.62         10.00        2.5913    2   2   6         2
                35.14          1.34        2.5539   -3   3   4         2
                35.42          7.86        2.5345    4   0   2         2
                36.43         20.03        2.4661   -4   0   4         2
                36.73          7.39        2.4469    0   4   6         2
                36.90         17.75        2.4356   -2   4   5         2
                37.34          1.82        2.4084    3   3   4         2
                37.43          1.03        2.4030   -1   5   4         2
                38.67         30.26        2.3283    2   4   5         2
                39.26          1.10        2.2950    4   0   4         2
                39.41          2.82        2.2862    4   2   3         2
                40.65          3.74        2.2195   -4   2   5         2
                40.80         29.39        2.2115   -4   0   6         2
                41.25          4.14        2.1885    0   6   3         2
                41.29          3.23        2.1863   -3   5   1         2
                41.30          3.67        2.1860    3   5   0         2
                41.76          2.15        2.1628   -3   5   2         2
                41.78          2.51        2.1618    3   5   1         2
                42.10          1.94        2.1464    2   2   8         2
                42.50         15.67        2.1269   -2   4   7         2
                42.69          1.66        2.1180    2   6   0         2
                42.70          1.46        2.1177   -3   5   3         2
                42.75         10.30        2.1150    4   4   0         2
                43.05          9.71        2.1013   -4   4   2         2
                43.15          3.09        2.0965    1   5   6         2
                43.30          2.10        2.0896   -2   6   2         2
                43.59         10.32        2.0764    0   0  10         2
                43.59          2.94        2.0763    0   4   8         2
                43.87          1.81        2.0637    4   2   5         2
                44.30          8.42        2.0447    4   4   2         2
                44.63         18.12        2.0302    4   0   6         2
                44.70          8.22        2.0273    2   4   7         2
                45.15          3.82        2.0083   -4   4   4         2
                45.70          3.26        1.9854   -2   6   4         2
                46.89          5.30        1.9375    2   6   4         2
                47.54          1.10        1.9126    4   4   4         2
                48.27          1.04        1.8853   -1   5   8         2
                48.86          2.06        1.8641    1   7   3         2
                49.68          6.23        1.8353   -2   6   6         2
                49.79          2.09        1.8313   -2   0  11         2
                51.32          3.77        1.7804    0   4  10         2
                51.36          2.57        1.7790    2   6   6         2
                51.58          1.18        1.7718   -1   7   5         2
                51.77         34.91        1.7658    2   4   9         2
                52.32          3.44        1.7485   -4   6   1         2
                52.84          2.31        1.7325    2   0  11         2
                52.92          7.20        1.7303    0   0  12         2
                52.92         22.87        1.7301    0   8   0         1
                53.44         21.78        1.7145   -4   0  10         2
                53.71          3.89        1.7066    0   8   2         2
                54.21          3.15        1.6920    5   5   0         2
                54.32          1.84        1.6888   -5   5   2         2
                54.60          4.08        1.6808   -6   2   4         2
                54.67          2.70        1.6789    6   2   2         2
                54.97          3.88        1.6705    4   6   3         2
                55.32          1.07        1.6607    3   7   3         2
                55.93          5.63        1.6439   -4   6   5         2
                56.03          4.45        1.6414    0   8   4         2
                56.80          1.18        1.6209   -3   7   5         2
                56.89         18.07        1.6186   -2   4  11         2
                57.08          3.45        1.6136    2   6   8         2
                57.63          4.28        1.5996   -6   2   6         2
                57.73          4.04        1.5969    6   2   4         2
                58.05         33.89        1.5888   -6   4   1         2
                58.51          3.27        1.5775    4   6   5         2
                58.66          8.13        1.5737    4   0  10         2
                58.77          3.37        1.5710   -6   4   3         2
                58.82          4.33        1.5700    6   4   1         2
                58.87          1.82        1.5688   -2   0  13         2
                59.08          2.13        1.5637    2   2  12         2
                59.69          2.04        1.5492    2   4  11         2
                59.75          3.55        1.5476    0   4  12         2
                59.76          2.25        1.5475    0   8   6         2
                59.90          1.20        1.5442   -4   6   7         2
                60.24          1.95        1.5363   -4   4  10         2
                60.85          1.19        1.5222    1   9   0         2
                60.95          1.61        1.5202   -6   4   5         2
                60.97          1.61        1.5195   -1   9   1         2
                61.03          1.60        1.5183    6   4   3         2
                61.10          1.32        1.5168    1   9   1         2
                61.19          1.10        1.5147   -4   0  12         2
                61.99          1.42        1.4970   -6   2   8         2
                62.13          1.84        1.4939    6   2   6         2
                62.64          1.17        1.4831    0   0  14         2
                64.34          9.88        1.4479   -4   8   2         2
                64.48          2.91        1.4451   -6   4   7         2
                64.60          2.65        1.4427    6   4   5         2
                64.76          6.99        1.4396    0   8   8         2
                65.12          4.91        1.4325    4   4  10         2
                65.19          5.55        1.4311   -2   2  14         2
                65.30          2.33        1.4289    4   8   2         2
                65.31          7.18        1.4288   -2   4  13         2
                65.95          4.82        1.4163   -4   8   4         2
                66.18          1.68        1.4121   -3   9   1         2
                66.97          3.57        1.3973    4   0  12         2
                67.50          5.08        1.3875   -4   4  12         2
                67.84          1.49        1.3815    4   8   4         2
                68.25          1.11        1.3742    5   5   8         2
                68.48          2.34        1.3700    2   2  14         2
                68.91          4.25        1.3627   -4   8   6         2
                69.22          2.42        1.3574    0   2  15         2
                69.27          5.22        1.3564   -6   4   9         2
                69.42          5.91        1.3538    6   4   7         2
                70.23          1.26        1.3403   -8   0   2         2
                70.48          6.43        1.3361    8   0   0         2
                71.32          1.09        1.3224   -8   0   4         2
                71.67          2.86        1.3168    4   8   6         2
                71.90          1.04        1.3132    0   6  13         2
                72.06          1.58        1.3107    8   0   2         2
                72.46          1.68        1.3044   -2  10   4         2
                72.89          2.20        1.2977    0   0  16         2
                72.92          2.02        1.2972    4   2  13         2
                73.03          3.37        1.2956    4   4  12         2
                73.37          2.55        1.2905    2  10   4         2
                73.72          1.30        1.2851   -8   0   6         2
                74.51          2.81        1.2735   -2   4  15         2
                74.82          1.45        1.2690    8   2   3         2
                75.52          1.17        1.2589   -2  10   6         2
                75.71          1.54        1.2562   -4   4  14         2
                76.10          1.71        1.2508    4   0  14         2
                76.51          1.05        1.2451   -6   0  13         2
                76.87          1.50        1.2402   -8   2   7         2
                77.23          1.64        1.2353   -2   6  14         2
                77.40          1.01        1.2331   -8   0   8         2
                77.95          1.19        1.2257    8   4   2         2
                78.12          1.24        1.2234    0   8  12         2
                78.55          7.40        1.2178   -4   8  10         2
                78.61          1.16        1.2171    2   2  16         2
                79.57          1.11        1.2047   -8   4   6         2
                82.94          4.57        1.1642    4   8  10         2
                84.42          4.09        1.1475    8   0   8         2
                86.54          1.31        1.1247    2  12   1         2
                88.03          1.46        1.1095    2  12   3         2
                88.27          2.12        1.1071    2   4  17         2
                88.40          3.39        1.1058   -8   0  12         2
                89.52          2.42        1.0948   -4   0  18         2
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.