Institute of Experimental Mineralogy
                 Russian Academy of Sciences
     -------------------------------------------------
           142432, Chernogolovka, Moscow district
             A.V. Chichagov  +7(496)52-22320

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          ***      W W W - X R A Y P O L       ***
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LAMMERITE

1, f-keyite

Cu(3)[AsO(4)](2)


Monoclinic  P 2(1)/a  Z = 2

R =0.031          NR =822

22 .11 .1989

Ref.Str.:

         F.C. Hawthorne (1986)

         * Amer. Mineral., 71, 206-209

                   Initial data from BDM-file 

   Lattice parameters (cub. angs.,degr.):

             a =   5.079    alpha =   90.0 
             b =  11.611    beta  =  111.72
             c =   5.394    gamma =   90.0 

    Unit cell volume (cub. angs.) =   295.51

    Molar volume ( cub.cm/mol.) =    89.0 

  Co-ordinates, thermal parameters, occupation for atomic positions:

NoP   x/a     y/b     z/c    B(j)   atom  / occupation

   1 0.0     0.5     0.5      1.25   Cu    = 1.00
   2 0.2462  0.8367  0.8563   1.48   Cu    = 1.00
   3 0.8889  0.8851  0.2625   0.96   As    = 1.00
   4 0.1921  0.9173  0.2203   1.3    O     = 1.00
   5 0.9054  0.8157  0.539    1.5    O     = 1.00
   6 0.1717  0.6871  0.9904   1.3    O     = 1.00
   7 0.2893  0.9902  0.7332   1.2    O     = 1.00


  Co-ordinates for all atomic positions :

   No       NoP      x/a        y/b       z/c 

     1       1     0.0        0.5        0.5   
     2       2     0.2462     0.8367     0.8563
     3       3     0.8889     0.8851     0.2625
     4       4     0.1921     0.9173     0.2203
     5       5     0.9054     0.8157     0.539 
     6       6     0.1717     0.6871     0.9904
     7       7     0.2893     0.9902     0.7332
     8       2     0.7538     0.1633     0.1437
     9       3     0.1111     0.1149     0.7375
    10       4     0.8079     0.0827     0.7797
    11       5     0.0946     0.1843     0.461 
    12       6     0.8283     0.3129     0.0096
    13       7     0.7107     0.0098     0.2668
    14       1     0.5        0.0        0.5   
    15       2     0.7462     0.6633     0.8563
    16       3     0.3889     0.6149     0.2625
    17       4     0.6921     0.5827     0.2203
    18       5     0.4054     0.6843     0.539 
    19       6     0.6717     0.8129     0.9904
    20       7     0.7893     0.5098     0.7332
    21       2     0.2538     0.3367     0.1437
    22       3     0.6111     0.3851     0.7375
    23       4     0.3079     0.4173     0.7797
    24       5     0.5946     0.3157     0.461 
    25       6     0.3283     0.1871     0.0096
    26       7     0.2107     0.4902     0.2668


X-ray density (g/cm cub.)   =      5.26

MU (1/cm) =     270.236    Mass attenuation coefficient (cm**2/g) =     51.345

 Selected interatomic distances (cation-anion,anion-anion):

 NoP    Atom              Rad.sph.      C.N.    Distance     NoP N.
                           (angs.)               (angs.)

    1    Cu                  2.808        4
                                                 1.9742       4
                                                 1.9331       7
                                                 1.9742       4
                                                 1.9331       7
    2    Cu                  2.808        6
                                                 2.2816       4
                                                 1.9473       5
                                                 1.9713       6
                                                 1.9424       7
                                                 2.7818       5
                                                 2.0281       6
    3    As                  2.46         4
                                                 1.68         4
                                                 1.6698       5
                                                 1.7122       7
                                                 1.6957       6
    4    O                   3.264        9
                                                 2.8844       5
                                                 2.9322       6
                                                 2.7574       7
                                                 2.9704       7
                                                 3.1164       4
                                                 2.7686       7
                                                 2.7656       7
                                                 3.1732       5
                                                 2.7509       6
    5    O                   3.264        9
                                                 2.8844       4
                                                 2.7477       6
                                                 2.7373       7
                                                 2.6717       7
                                                 3.1732       4
                                                 2.9626       5
                                                 2.9626       5
                                                 3.0786       6
                                                 2.7508       6
    6    O                   3.264        9
                                                 2.9322       4
                                                 2.7477       5
                                                 2.7509       4
                                                 2.7508       5
                                                 3.0786       5
                                                 2.9296       6
                                                 2.9296       6
                                                 2.8179       7
                                                 2.6963       7
    7    O                   3.264       10
                                                 2.9704       4
                                                 2.7574       4
                                                 2.7373       5
                                                 2.7686       4
                                                 2.7656       4
                                                 2.6717       5
                                                 2.8909       7
                                                 3.0895       7
                                                 2.8179       6
                                                 2.6963       6

  X-ray diffraction powder data (II),  X-Ray W.L. =   1.54056(angs.):

  No   H   K   L   Theta 2*Theta    S       LPG   MF        F          I int.
                    ( degree )                                         *100

    1   0   2   0  7.625  15.249   0.086  110.66    2       22.5      128.8
    2   0   0   1  8.842  17.685   0.1     81.71    2        5.9        6.6
    3   0   1   1  9.638  19.276   0.109   68.43    4       13.0       52.8
    4   1   1   0 10.149  20.299   0.114   61.5     4       23.0      149.0
    5   1   1  -1 10.954  21.908   0.123   52.49    4       62.9      952.6
    6   0   2   1 11.716  23.432   0.132   45.62    4       79.2     1310.6
    7   1   2   0 12.144  24.288   0.137   42.32    4       12.7       31.1
    8   1   2  -1 12.83   25.66    0.144   37.7     4       30.1      156.4
    9   0   3   1 14.565  29.129   0.163   28.8     4      103.4     1409.4
   10   1   3   0 14.916  29.833   0.167   27.37    4      107.0     1436.6
   11   0   4   0 15.388  30.777   0.172   25.6     2       96.0      540.7
   12   1   3  -1 15.489  30.978   0.173   25.25    4      159.1     2926.3
   13   1   1   1 15.703  31.406   0.176   24.51    4      120.5     1631.2
   14   1   2   1 17.1    34.199   0.191   20.38    4      129.8     1573.1
   15   1   1  -2 17.299  34.598   0.193   19.87    4      127.4     1477.0
   16   2   0  -1 17.764  35.528   0.198   18.75    2      192.0     1583.0
   17   0   4   1 17.859  35.717   0.199   18.54    4       70.9      427.3
   18   0   0   2 17.905  35.809   0.2     18.43    2       73.0      225.2
   19   1   4   0 18.153  36.306   0.202   17.88    4       34.3       96.5
   20   2   1  -1 18.193  36.387   0.203   17.8     4       19.7       31.8
   21   0   1   2 18.331  36.662   0.204   17.5     4       71.8      413.3
   22   1   2  -2 18.589  37.179   0.207   16.97    4        7.7        4.6
   23   1   4  -1 18.637  37.273   0.207   16.88    4       64.0      317.0
   24   2   0   0 19.056  38.113   0.212   16.07    2       63.6      148.8
   25   1   3   1 19.228  38.457   0.214   15.75    4        8.1        4.7
   26   2   2  -1 19.433  38.865   0.216   15.39    4        1.9        0.3
   27   2   1   0 19.461  38.923   0.216   15.34    4       53.1      198.2
   28   0   2   2 19.563  39.126   0.217   15.16    4       14.7       15.1
   29   1   3  -2 20.586  41.171   0.228   13.54    4       79.8      394.9
   30   2   2   0 20.636  41.272   0.229   13.46    4       61.6      233.9
   31   2   0  -2 20.862  41.725   0.231   13.14    2       74.5      166.8
   32   2   1  -2 21.238  42.477   0.235   12.62    4       16.1       14.9
   33   2   3  -1 21.363  42.726   0.236   12.46    4        9.5        5.2
   34   0   5   1 21.444  42.888   0.237   12.35    4       25.1       35.7
   35   0   3   2 21.483  42.967   0.238   12.3     4       11.2        7.1
   36   1   5   0 21.697  43.394   0.24    12.03    4      107.0      631.2
   37   1   4   1 21.912  43.825   0.242   11.77    4        3.5        0.7
   38   1   5  -1 22.115  44.231   0.244   11.53    4       22.0       25.6
   39   2   2  -2 22.336  44.672   0.247   11.27    4       66.1      225.3
   40   2   3   0 22.481  44.962   0.248   11.11    4       61.7      193.8
   41   1   4  -2 23.14   46.281   0.255   10.41    4       42.7       87.1
   42   0   6   0 23.456  46.912   0.258   10.09    2      112.0      289.9
   43   1   1   2 23.789  47.579   0.262    9.77    4       62.4      174.2
   44   2   4  -1 23.851  47.701   0.262    9.72    4       77.8      269.2
   45   0   4   2 23.961  47.922   0.264    9.61    4      122.7      662.7
   46   2   3  -2 24.077  48.154   0.265    9.51    4       62.7      171.4
   47   2   0   1 24.149  48.299   0.266    9.45    2       40.8       36.0
   48   2   1   1 24.485  48.971   0.269    9.15    4       89.7      337.3
   49   1   2   2 24.798  49.596   0.272    8.89    4        2.2        0.2
   50   2   4   0 24.881  49.762   0.273    8.83    4       60.8      149.5
   51   1   5   1 25.02   50.041   0.275    8.71    4       27.0       29.1
   52   0   6   1 25.258  50.516   0.277    8.53    4        5.4        1.1
   53   2   2   1 25.474  50.947   0.279    8.37    4        8.7        2.9
   54   1   6   0 25.482  50.963   0.279    8.36    4       30.7       36.1
   55   1   1  -3 25.695  51.39    0.281    8.2     4       68.0      173.5
   56   1   6  -1 25.852  51.705   0.283    8.09    4       43.7       70.6
   57   1   5  -2 26.136  52.272   0.286    7.89    4       12.7        5.8
   58   2   4  -2 26.367  52.734   0.288    7.73    4       36.4       46.8
   59   1   3   2 26.416  52.832   0.289    7.7     4       77.0      209.0
   60   1   2  -3 26.65   53.301   0.291    7.55    4       12.6        5.5
   61   2   5  -1 26.787  53.574   0.293    7.46    4       46.0       72.2
   62   0   5   2 26.889  53.778   0.294    7.4     4       72.9      180.3
   63   2   3   1 27.062  54.125   0.295    7.29    4        5.2        0.9
   64   2   0  -3 27.121  54.242   0.296    7.25    2       89.4      132.7
   65   3   1  -1 27.427  54.853   0.299    7.07    4       26.3       22.3
   66   2   1  -3 27.431  54.861   0.299    7.07    4       16.6        8.9
   67   0   0   3 27.461  54.923   0.299    7.05    2       84.8      116.2
   68   2   5   0 27.738  55.477   0.302    6.89    4       36.5       42.1
   69   0   1   3 27.768  55.537   0.302    6.87    4       93.7      276.4
   70   1   3  -3 28.193  56.386   0.307    6.64    4       52.4       83.4
   71   3   2  -1 28.342  56.683   0.308    6.56    4       22.8       15.7
   72   2   2  -3 28.346  56.691   0.308    6.56    4       64.3      124.3
   73   1   6   1 28.473  56.947   0.309    6.49    4       69.2      142.4
   74   3   1  -2 28.476  56.952   0.309    6.49    4       35.2       36.8
   75   1   4   2 28.572  57.143   0.31     6.44    4       25.5       19.2
   76   0   2   3 28.676  57.352   0.311    6.39    4        6.4        1.2
   77   2   5  -2 29.122  58.244   0.316    6.17    4       31.2       27.6
   78   2   4   1 29.186  58.371   0.317    6.14    4       84.1      198.9
   79   0   7   1 29.286  58.571   0.318    6.09    4      131.8      485.0
   80   3   2  -2 29.37   58.739   0.318    6.06    4       73.8      151.2
   81   1   7   0 29.488  58.976   0.32     6.0     4       23.0       14.5
   82   1   6  -2 29.498  58.997   0.32     6.0     4       72.7      145.3
   83   3   1   0 29.619  59.237   0.321    5.94    4       64.3      112.5
   84   1   7  -1 29.825  59.65    0.323    5.85    4       34.5       32.0
   85   3   3  -1 29.826  59.652   0.323    5.85    4       10.4        2.9
   86   2   3  -3 29.83   59.659   0.323    5.85    4       25.1       16.9
   87   2   6  -1 30.101  60.201   0.326    5.73    4       59.6       93.1
   88   0   3   3 30.15   60.3     0.326    5.71    4       67.9      120.6
   89   0   6   2 30.195  60.39    0.326    5.69    4       65.8      112.8
   90   1   4  -3 30.264  60.529   0.327    5.66    4       61.7       98.7
   91   3   2   0 30.491  60.982   0.329    5.57    4      140.0      500.1
   92   3   3  -2 30.823  61.646   0.333    5.44    4      142.8      507.8
   93   2   6   0 30.985  61.971   0.334    5.37    4       39.8       38.9
   94   1   5   2 31.199  62.398   0.336    5.29    4       60.4       88.4
   95   2   0   2 31.654  63.309   0.341    5.13    2       50.8       30.3
   96   2   5   1 31.782  63.564   0.342    5.08    4       67.2      105.2
   97   3   4  -1 31.832  63.664   0.342    5.06    4       45.3       47.6
   98   2   4  -3 31.836  63.671   0.342    5.06    4      146.7      499.1
   99   3   3   0 31.914  63.828   0.343    5.04    4        9.8        2.2
  100   2   1   2 31.936  63.872   0.343    5.03    4       98.0      221.2
  101   0   8   0 32.054  64.109   0.345    4.99    2       54.9       34.4
  102   0   4   3 32.144  64.288   0.345    4.96    4        8.6        1.7
  103   1   7   1 32.235  64.47    0.346    4.93    4      106.4      255.6
  104   2   6  -2 32.283  64.566   0.347    4.91    4       37.2       31.1
  105   3   1  -3 32.567  65.135   0.349    4.82    4      100.7      223.9
  106   2   2   2 32.773  65.545   0.351    4.75    4       34.3       25.5
  107   3   4  -2 32.794  65.587   0.352    4.75    4       21.2        9.8
  108   1   5  -3 32.811  65.621   0.352    4.74    4       15.5        5.2
  109   1   1   3 33.175  66.351   0.355    4.63    4        9.7        2.0
  110   1   7  -2 33.19   66.381   0.355    4.63    4       83.3      147.0
  111   3   2  -3 33.396  66.791   0.357    4.57    4        2.4        0.1
  112   0   8   1 33.541  67.082   0.359    4.53    4       54.6       61.9
  113   1   8   0 33.729  67.458   0.36     4.47    4       76.8      120.8
  114   2   7  -1 33.755  67.51    0.361    4.47    4       20.7        8.8
  115   0   7   2 33.844  67.687   0.362    4.44    4       35.3       25.3
  116   3   4   0 33.85   67.7     0.362    4.44    4       40.0       32.5
  117   1   2   3 33.996  67.992   0.363    4.4     4      129.0      335.1
  118   1   8  -1 34.042  68.084   0.363    4.39    4       63.1       79.9
  119   2   3   2 34.143  68.287   0.364    4.36    4       47.3       44.7
  120   1   6   2 34.25   68.5     0.365    4.33    4       42.7       36.2
  121   3   5  -1 34.314  68.628   0.366    4.32    4      130.3      335.5
  122   2   5  -3 34.318  68.635   0.366    4.31    4       17.0        5.7
  123   2   7   0 34.588  69.176   0.368    4.25    4       59.5       68.8
  124   0   5   3 34.615  69.229   0.369    4.24    4       56.9       62.8
  125   3   1   1 34.671  69.342   0.369    4.23    4       50.0       48.3
  126   3   3  -3 34.754  69.508   0.37     4.2     4       49.5       47.2
  127   2   6   1 34.806  69.612   0.371    4.19    4       96.9      180.4
  128   3   5  -2 35.242  70.483   0.375    4.09    4       56.4       59.6
  129   1   3   3 35.344  70.687   0.375    4.06    4       29.8       16.5
  130   1   1  -4 35.355  70.709   0.376    4.06    4        2.4        0.1
  131   2   0  -4 35.431  70.862   0.376    4.04    2       46.6       20.1
  132   3   2   1 35.475  70.951   0.377    4.03    4       61.2       69.2
  133   2   1  -4 35.697  71.395   0.379    3.98    4       24.6       11.1
  134   1   6  -3 35.791  71.582   0.38     3.96    4       29.1       15.4
  135   2   7  -2 35.818  71.636   0.38     3.96    4      107.9      211.1
  136   2   4   2 36.02   72.04    0.382    3.92    4       49.9       44.7
  137   1   2  -4 36.152  72.305   0.383    3.89    4      109.8      214.7
  138   3   5   0 36.264  72.528   0.384    3.86    4       19.6        6.8
  139   1   8   1 36.302  72.605   0.384    3.86    4        3.9        0.3
  140   2   2  -4 36.492  72.984   0.386    3.82    4        2.1        0.1
  141   3   4  -3 36.617  73.234   0.387    3.79    4       69.9       84.9
  142   3   3   1 36.799  73.598   0.389    3.76    4       28.9       14.3
  143   1   4   3 37.194  74.389   0.392    3.68    4       32.1       17.3
  144   1   8  -2 37.209  74.418   0.393    3.68    4       32.9       18.2
  145   3   6  -1 37.239  74.479   0.393    3.68    4       19.8        6.6
  146   2   6  -3 37.243  74.486   0.393    3.68    4       10.7        1.9
  147   1   3  -4 37.467  74.933   0.395    3.63    4       78.8      103.3
  148   0   6   3 37.53   75.06    0.395    3.62    4       78.7      102.8
  149   4   0  -2 37.604  75.207   0.396    3.61    2       65.2       35.1
  150   1   7   2 37.7    75.4     0.397    3.59    4        7.8        1.0
  151   2   8  -1 37.747  75.493   0.397    3.59    4       63.4       66.1
  152   2   3  -4 37.802  75.604   0.398    3.58    4       53.1       46.1
  153   4   0  -1 37.805  75.611   0.398    3.58    2       20.7        3.5
  154   0   8   2 37.831  75.662   0.398    3.57    4       43.2       30.5
  155   4   1  -2 37.864  75.728   0.398    3.57    4       49.7       40.4
  156   0   0   4 37.942  75.884   0.399    3.55    2       71.3       41.4
  157   0   9   1 38.064  76.127   0.4      3.53    4        7.5        0.9
  158   4   1  -1 38.065  76.131   0.4      3.53    4       71.1       81.7
  159   3   6  -2 38.137  76.275   0.401    3.52    4       48.2       37.5
  160   0   1   4 38.202  76.404   0.401    3.51    4       36.9       21.8
  161   2   7   1 38.235  76.471   0.402    3.51    4       43.6       30.6
  162   1   9   0 38.242  76.483   0.402    3.5     4       12.2        2.4
  163   2   5   2 38.377  76.754   0.403    3.48    4       81.7      106.5
  164   1   9  -1 38.539  77.079   0.404    3.46    4       25.9       10.7
  165   2   8   0 38.544  77.088   0.404    3.46    4       57.1       51.6
  166   3   4   1 38.623  77.246   0.405    3.45    4        0.0        0.0
  167   4   2  -2 38.642  77.284   0.405    3.44    4       43.2       29.4
  168   4   2  -1 38.842  77.684   0.407    3.41    4       66.3       68.6
  169   3   5  -3 38.961  77.922   0.408    3.4     4        3.0        0.1
  170   0   2   4 38.978  77.955   0.408    3.39    4       62.5       60.8
  171   3   6   0 39.132  78.263   0.41     3.37    4       50.0       38.6
  172   1   7  -3 39.187  78.374   0.41     3.36    4       48.0       35.5
  173   3   1  -4 39.199  78.397   0.41     3.36    4       69.3       74.0
  174   1   4  -4 39.28   78.561   0.411    3.35    4       56.1       48.3
  175   1   5   3 39.527  79.054   0.413    3.32    4       35.4       19.0
  176   2   4  -4 39.611  79.221   0.414    3.3     4        7.7        0.9
  177   2   8  -2 39.727  79.455   0.415    3.29    4       33.1       16.5
  178   4   3  -2 39.928  79.857   0.417    3.26    4       24.0        8.6
  179   3   2  -4 39.969  79.938   0.417    3.26    4        4.3        0.3
  180   4   3  -1 40.127  80.253   0.418    3.24    4       51.5       39.4
  181   4   0  -3 40.175  80.35    0.419    3.23    2       45.6       15.4
  182   0   3   4 40.261  80.522   0.42     3.22    4        8.7        1.1
  183   4   1  -3 40.431  80.862   0.421    3.2     4       22.0        7.1
  184   3   7  -1 40.595  81.189   0.422    3.18    4       42.7       26.6
  185   2   7  -3 40.598  81.196   0.422    3.18    4        4.9        0.4
  186   1   9   1 40.706  81.412   0.423    3.17    4       34.7       17.5
  187   4   0   0 40.768  81.536   0.424    3.16    2       21.1        3.2
  188   0   7   3 40.878  81.757   0.425    3.15    4       38.0       20.8
  189   3   5   1 40.932  81.863   0.425    3.15    4       40.1       23.1
  190   2   0   3 41.017  82.033   0.426    3.14    2       34.8        8.7
  191   4   1   0 41.023  82.046   0.426    3.14    4       35.2       17.8
  192   4   2  -3 41.195  82.391   0.428    3.12    4        2.1        0.1
  193   2   6   2 41.199  82.397   0.428    3.12    4       56.4       45.4
  194   3   3  -4 41.245  82.489   0.428    3.11    4       25.8        9.5
  195   2   1   3 41.271  82.542   0.428    3.11    4       13.0        2.4
  196   3   7  -2 41.472  82.944   0.43     3.09    4        3.9        0.2
  197   1   8   2 41.553  83.106   0.431    3.08    4       26.7       10.1
  198   0  10   0 41.56   83.12    0.431    3.08    2       49.8       17.5
  199   1   5  -4 41.58   83.159   0.431    3.08    4       51.2       37.0
  200   1   9  -2 41.583  83.166   0.431    3.08    4       12.6        2.2
  201   4   4  -2 41.713  83.426   0.432    3.07    4       25.4        9.0
  202   3   6  -3 41.773  83.545   0.432    3.06    4       34.0       16.2
  203   4   2   0 41.785  83.571   0.433    3.06    4        8.1        0.9
  204   2   5  -4 41.906  83.812   0.434    3.05    4        5.6        0.4
  205   4   4  -1 41.909  83.819   0.434    3.05    4       37.0       19.1
  206   2   2   3 42.033  84.066   0.435    3.04    4       43.4       26.2
  207   0   4   4 42.043  84.085   0.435    3.03    4        3.8        0.2
  208   2   8   1 42.075  84.151   0.435    3.03    4       43.2       25.9
  209   2   9  -1 42.106  84.211   0.435    3.03    4       33.3       15.4
  210   3   1   2 42.143  84.285   0.436    3.03    4       30.0       12.4
  211   0   9   2 42.188  84.376   0.436    3.02    4       16.1        3.6
  212   1   6   3 42.33   84.66    0.437    3.01    4       49.6       33.9
  213   3   7   0 42.447  84.895   0.438    3.0     4       29.9       12.3
  214   4   3  -3 42.464  84.928   0.438    3.0     4       38.6       20.5
  215   2   9   0 42.883  85.766   0.442    2.96    4       19.6        5.2
  216   3   2   2 42.902  85.804   0.442    2.96    4       63.4       54.6
  217   0  10   1 42.92   85.841   0.442    2.96    4       49.4       33.1
  218   1   8  -3 43.008  86.016   0.443    2.95    4       55.2       41.3
  219   3   4  -4 43.019  86.038   0.443    2.95    4       56.1       42.5
  220   4   3   0 43.051  86.103   0.443    2.95    4       19.1        4.9
  221   1  10   0 43.094  86.188   0.443    2.95    4       60.9       50.1
  222   2   3   3 43.298  86.596   0.445    2.93    4       21.1        6.0
  223   1  10  -1 43.384  86.768   0.446    2.93    4       57.0       43.6
  224   3   6   1 43.719  87.437   0.449    2.9     4       29.6       11.6
  225   4   5  -2 43.989  87.979   0.451    2.89    4       44.7       26.4
  226   2   9  -2 44.044  88.087   0.451    2.88    4        9.4        1.2
  227   1   1   4 44.049  88.098   0.451    2.88    4        9.8        1.3
  228   3   3   2 44.164  88.329   0.452    2.87    4        3.8        0.2
  229   4   5  -1 44.185  88.369   0.452    2.87    4       56.5       41.9
  230   4   4  -3 44.232  88.465   0.453    2.87    4        3.7        0.2
  231   0   5   4 44.317  88.635   0.453    2.87    4       34.6       15.7
  232   1   6  -4 44.361  88.723   0.454    2.86    4       42.4       23.6
  233   3   8  -1 44.394  88.789   0.454    2.86    4       48.2       30.5
  234   2   8  -3 44.398  88.796   0.454    2.86    4        6.5        0.5
  235   2   7   2 44.488  88.976   0.455    2.86    4        6.8        0.6
  236   0   8   3 44.675  89.35    0.456    2.85    4        3.4        0.2
  237   2   6  -4 44.686  89.371   0.456    2.84    4       68.9       61.9
  238   1   2   4 44.806  89.611   0.457    2.84    4       57.2       42.5
  239   4   4   0 44.818  89.636   0.458    2.84    4       53.2       36.8


  X-ray diffraction powder data (I)...X-Ray wave length =  1.54056 (angs.):

  No   H   K   L   Theta 2*Theta    d           I int   I int.n.  I p.h.n.   H(Si)
                    ( degree )   (angstrem)     *100                         *100

    1   0   2   0   7.625  15.249  5.8055       128.8      4.4      4.5     5.6
    2   0   1   1   9.638  19.276  4.60085       52.8      1.8      1.8     5.6
    3   1   1   0  10.149  20.299  4.37126      149.0      5.1      5.1     5.6
    4   1   1  -1  10.954  21.908  4.05371      952.6     32.6     32.8     5.6
    5   0   2   1  11.716  23.432  3.79338     1310.6     44.8     45.1     5.6
    6   1   2   0  12.144  24.288  3.66158       31.1      1.1      1.1     5.6
    7   1   2  -1  12.83   25.66   3.4688       156.4      5.3      5.4     5.6
    8   0   3   1  14.565  29.129  3.06308     1409.4     48.2     48.2     5.6
    9   1   3   0  14.916  29.833  2.99242     1436.6     49.1     49.1     5.6
   10   0   4   0  15.388  30.777  2.90275      540.7     18.5     18.5     5.6
   11   1   3  -1  15.489  30.978  2.88441     2926.3    100.0    100.0     5.6
   12   1   1   1  15.703  31.406  2.84599     1631.2     55.7     55.7     5.6
   13   1   2   1  17.1    34.199  2.61968     1573.1     53.8     53.6     5.7
   14   1   1  -2  17.299  34.598  2.59044     1477.0     50.5     50.3     5.7
   15   2   0  -1  17.764  35.528  2.5247      1583.0     54.1     53.9     5.7
   16   0   4   1  17.859  35.717  2.51176      427.3     14.6     14.5     5.7
   17   0   0   2  17.905  35.809  2.50552      225.2      7.7      7.7     5.7
   18   1   4   0  18.153  36.306  2.47236       96.5      3.3      3.3     5.7
   19   2   1  -1  18.193  36.387  2.46705       31.8      1.1      1.1     5.7
   20   0   1   2  18.331  36.662  2.44915      413.3     14.1     14.1     5.7
   21   1   4  -1  18.637  37.273  2.41039      317.0     10.8     10.8     5.7
   22   2   0   0  19.056  38.113  2.3592       148.8      5.1      5.1     5.7
   23   2   1   0  19.461  38.923  2.31196      198.2      6.8      6.7     5.7
   24   1   3  -2  20.586  41.171  2.19073      394.9     13.5     13.4     5.7
   25   2   2   0  20.636  41.272  2.18563      233.9      8.0      7.9     5.7
   26   2   0  -2  20.862  41.725  2.16296      166.8      5.7      5.6     5.7
   27   0   5   1  21.444  42.888  2.10696       35.7      1.2      1.2     5.7
   28   1   5   0  21.697  43.394  2.08353      631.2     21.6     21.3     5.7
   29   2   2  -2  22.336  44.672  2.02685      225.3      7.7      7.6     5.7
   30   2   3   0  22.481  44.962  2.01445      193.8      6.6      6.5     5.7
   31   1   4  -2  23.14   46.281  1.96008       87.1      3.0      2.9     5.7
   32   0   6   0  23.456  46.912  1.93517      289.9      9.9      9.8     5.7
   33   1   1   2  23.789  47.579  1.90958      174.2      6.0      5.9     5.7
   34   2   4  -1  23.851  47.701  1.90497      269.2      9.2      9.0     5.7
   35   0   4   2  23.961  47.922  1.89669      662.7     22.6     22.3     5.7
   36   2   3  -2  24.077  48.154  1.88811      171.4      5.9      5.8     5.7
   37   2   0   1  24.149  48.299  1.88278       36.0      1.2      1.2     5.7
   38   2   1   1  24.485  48.971  1.85851      337.3     11.5     11.3     5.7
   39   2   4   0  24.881  49.762  1.83079      149.5      5.1      5.0     5.7
   40   1   6   0  25.482  50.963  1.79043       39.0      1.3      1.3     5.8
   41   1   1  -3  25.695  51.39   1.77656      173.5      5.9      5.8     5.8
   42   1   6  -1  25.852  51.705  1.76647       70.6      2.4      2.4     5.8
   43   2   4  -2  26.367  52.734  1.7344        46.8      1.6      1.6     5.8
   44   1   3   2  26.416  52.832  1.73142      209.0      7.1      7.0     5.8
   45   2   5  -1  26.787  53.574  1.70916       72.2      2.5      2.4     5.8
   46   0   5   2  26.889  53.778  1.70317      180.3      6.2      6.0     5.8
   47   2   0  -3  27.121  54.242  1.68968      132.7      4.5      4.4     5.8
   48   3   1  -1  27.427  54.853  1.67229       31.2      1.1      1.0     5.8
   49   0   0   3  27.461  54.923  1.67035      116.2      4.0      3.9     5.8
   50   2   5   0  27.738  55.477  1.65497       42.1      1.4      1.4     5.8
   51   0   1   3  27.768  55.537  1.65333      276.4      9.4      9.2     5.8
   52   1   3  -3  28.193  56.386  1.63043       83.4      2.9      2.8     5.8
   53   2   2  -3  28.346  56.691  1.62236      140.0      4.8      4.7     5.8
   54   1   6   1  28.473  56.947  1.61569      179.2      6.1      6.0     5.8
   55   2   4   1  29.186  58.371  1.5796       198.9      6.8      6.6     5.8
   56   0   7   1  29.286  58.571  1.57469      485.0     16.6     16.1     5.8
   57   3   2  -2  29.37   58.739  1.57058      151.2      5.2      5.0     5.8
   58   1   6  -2  29.498  58.997  1.56434      159.9      5.5      5.3     5.8
   59   3   1   0  29.619  59.237  1.55857      112.5      3.8      3.7     5.8
   60   1   7  -1  29.825  59.65   1.54876       51.7      1.8      1.7     5.8
   61   2   6  -1  30.101  60.201  1.53589       93.1      3.2      3.1     5.8
   62   0   3   3  30.15   60.3    1.53362      120.6      4.1      4.0     5.8
   63   0   6   2  30.195  60.39   1.53154      112.8      3.9      3.7     5.8
   64   1   4  -3  30.264  60.529  1.52836       98.7      3.4      3.3     5.8
   65   3   2   0  30.491  60.982  1.51808      500.1     17.1     16.5     5.8
   66   3   3  -2  30.823  61.646  1.50332      507.8     17.4     16.8     5.8
   67   2   6   0  30.985  61.971  1.49621       38.9      1.3      1.3     5.8
   68   1   5   2  31.199  62.398  1.48699       88.4      3.0      2.9     5.8
   69   2   0   2  31.654  63.309  1.46777       30.3      1.0      1.0     5.9
   70   2   5   1  31.782  63.564  1.46249      105.2      3.6      3.5     5.9
   71   2   4  -3  31.836  63.671  1.46029      546.7     18.7     18.0     5.9
   72   2   1   2  31.936  63.872  1.45618      223.4      7.6      7.3     5.9
   73   0   8   0  32.054  64.109  1.45137       34.4      1.2      1.1     5.9
   74   1   7   1  32.235  64.47   1.44412      255.6      8.7      8.4     5.9
   75   2   6  -2  32.283  64.566  1.4422        31.1      1.1      1.0     5.9
   76   3   1  -3  32.567  65.135  1.43098      223.9      7.7      7.3     5.9
   77   2   2   2  32.773  65.545  1.423         35.4      1.2      1.2     5.9
   78   1   7  -2  33.19   66.381  1.4071       148.9      5.1      4.9     5.9
   79   0   8   1  33.541  67.082  1.39408       61.9      2.1      2.0     5.9
   80   1   8   0  33.729  67.458  1.38723      129.5      4.4      4.2     5.9
   81   3   4   0  33.85   67.7    1.38286       57.8      2.0      1.9     5.9
   82   1   2   3  33.996  67.992  1.37762      335.1     11.5     10.9     5.9
   83   1   8  -1  34.042  68.084  1.376         79.9      2.7      2.6     5.9
   84   2   3   2  34.143  68.287  1.3724        44.7      1.5      1.5     5.9
   85   1   6   2  34.25   68.5    1.36864       36.2      1.2      1.2     5.9
   86   3   5  -1  34.314  68.628  1.3664       341.2     11.7     11.1     5.9
   87   2   7   0  34.588  69.176  1.3569       131.6      4.5      4.3     5.9
   88   3   1   1  34.671  69.342  1.35407       48.3      1.7      1.6     5.9
   89   3   3  -3  34.754  69.508  1.35124       47.2      1.6      1.5     5.9
   90   2   6   1  34.806  69.612  1.34947      180.4      6.2      5.9     5.9
   91   3   5  -2  35.242  70.483  1.33492       59.6      2.0      1.9     5.9
   92   3   2   1  35.475  70.951  1.32726       69.2      2.4      2.2     5.9
   93   2   7  -2  35.818  71.636  1.31623      226.4      7.7      7.3     5.9
   94   2   4   2  36.02   72.04   1.30984       44.7      1.5      1.4     5.9
   95   1   2  -4  36.152  72.305  1.30571      214.7      7.3      7.0     5.9
   96   3   4  -3  36.617  73.234  1.29141       84.9      2.9      2.7     6.0
   97   1   8  -2  37.209  74.418  1.27378       35.5      1.2      1.1     6.0
   98   1   3  -4  37.467  74.933  1.26629      103.3      3.5      3.3     6.0
   99   0   6   3  37.53   75.06   1.26446      102.8      3.5      3.3     6.0
  100   4   0  -2  37.604  75.207  1.26235       35.1      1.2      1.1     6.0
  101   2   8  -1  37.747  75.493  1.25828       66.1      2.3      2.1     6.0
  102   2   3  -4  37.802  75.604  1.25671       80.2      2.7      2.6     6.0
  103   4   1  -2  37.864  75.728  1.25496       40.4      1.4      1.3     6.0
  104   0   0   4  37.942  75.884  1.25276       41.4      1.4      1.3     6.0
  105   4   1  -1  38.065  76.131  1.24932       81.7      2.8      2.6     6.0
  106   3   6  -2  38.137  76.275  1.24731       37.5      1.3      1.2     6.0
  107   2   7   1  38.235  76.471  1.24461       33.0      1.1      1.1     6.0
  108   2   5   2  38.377  76.754  1.24071      106.5      3.6      3.4     6.0
  109   2   8   0  38.544  77.088  1.23618       62.3      2.1      2.0     6.0
  110   4   2  -2  38.642  77.284  1.23353       29.4      1.0      0.9     6.0
  111   4   2  -1  38.842  77.684  1.22817       68.6      2.3      2.2     6.0
  112   0   2   4  38.978  77.955  1.22457       60.8      2.1      1.9     6.0
  113   3   6   0  39.132  78.263  1.22053       38.6      1.3      1.2     6.0
  114   3   1  -4  39.199  78.397  1.21878      109.5      3.7      3.5     6.0
  115   1   4  -4  39.28   78.561  1.21665       48.3      1.7      1.5     6.0
  116   4   3  -1  40.127  80.253  1.1952        39.4      1.3      1.3     6.0
  117   2   6   2  41.199  82.397  1.16944       45.4      1.6      1.4     6.1
  118   1   5  -4  41.58   83.159  1.16066       66.8      2.3      2.1     6.1
  119   2   8   1  42.075  84.151  1.14948       41.3      1.4      1.3     6.1
  120   1   6   3  42.33   84.66   1.14387       33.9      1.2      1.1     6.1
  121   4   3  -3  42.464  84.928  1.14094       32.7      1.1      1.0     6.1
  122   3   2   2  42.902  85.804  1.13152       92.9      3.2      2.9     6.1
  123   3   4  -4  43.019  86.038  1.12904       83.8      2.9      2.6     6.1
  124   1  10   0  43.094  86.188  1.12747       50.1      1.7      1.6     6.1
  125   1  10  -1  43.384  86.768  1.12141       43.6      1.5      1.4     6.1
  126   4   5  -1  44.185  88.369  1.10518       41.9      1.4      1.3     6.2
  127   3   8  -1  44.394  88.789  1.10104       31.0      1.1      1.0     6.2
  128   2   6  -4  44.686  89.371  1.09537       61.9      2.1      1.9     6.2
  129   1   2   4  44.806  89.611  1.09305       79.3      2.7      2.5     6.2

Reference:
Chichagov A.V. et al.
Information-Calculating System on Crystal Structure Data of Minerals
(MINCRYST)
- Kristallographiya, v.35, n.3, 1990, p.610-616 (in Russian)