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

                            ***

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

2

CaMn(6)SiO(12)


Tetragonal  * I4(1)/acd  Z = 8

R =0.11

9 .2 .1999

Ref.Str.:

         Damon J.L., Permingeat P., Protas J. (1966)

         * C.R. Acad. Sci., Paris, C, 262,1671-1674

Reserv:

         The structure is closely related to that of braunite.

         N.A.D.

                   Initial data from BDM-file 

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

             a =   9.45     alpha =   90.0 
             b =   9.45     beta  =   90.0 
             c =  18.84     gamma =   90.0 

    Unit cell volume (cub. angs.) =  1682.46

    Molar volume ( cub.cm/mol.) =   126.68

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

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

   1 0.0     0.25    0.875    0.0    Si    = 1.00
   2 0.0     0.25    0.125    0.0    Ca    = 1.00
   3 0.0     0.5     0.0      0.0    Mn    = 1.00
   4 0.25    0.217   0.0      0.0    Mn    = 1.00
   5 0.237   0.487   0.125    0.0    Mn    = 1.00
   6 0.158   0.367   0.05     0.0    O     = 1.00
   7 0.355   0.577   0.052    0.0    O     = 1.00
   8 0.076   0.638   0.071    0.0    O     = 1.00


  Co-ordinates for all atomic positions :

   No       NoP      x/a        y/b       z/c 

     1       1     0.0        0.25       0.875 
     2       2     0.0        0.25       0.125 
     3       3     0.0        0.5        0.0   
     4       4     0.25       0.217      0.0   
     5       5     0.237      0.487      0.125 
     6       6     0.158      0.367      0.05  
     7       7     0.355      0.577      0.052 
     8       8     0.076      0.638      0.071 
     9       1     0.0        0.75       0.125 
    10       2     0.0        0.75       0.875 
    11       4     0.75       0.783      0.0   
    12       5     0.763      0.513      0.875 
    13       6     0.842      0.633      0.95  
    14       7     0.645      0.423      0.948 
    15       8     0.924      0.362      0.929 
    16       1     0.5        0.25       0.625 
    17       2     0.5        0.25       0.375 
    18       3     0.5        0.5        0.5   
    19       4     0.75       0.217      0.5   
    20       5     0.737      0.487      0.375 
    21       6     0.658      0.367      0.45  
    22       7     0.855      0.577      0.448 
    23       8     0.576      0.638      0.429 
    24       1     0.5        0.75       0.375 
    25       2     0.5        0.75       0.625 
    26       4     0.25       0.783      0.5   
    27       5     0.263      0.513      0.625 
    28       6     0.342      0.633      0.55  
    29       7     0.145      0.423      0.552 
    30       8     0.424      0.362      0.571 
    31       3     0.0        0.0        0.0   
    32       4     0.25       0.717      0.0   
    33       5     0.237      0.987      0.875 
    34       6     0.158      0.867      0.95  
    35       7     0.355      0.077      0.948 
    36       8     0.076      0.138      0.929 
    37       4     0.75       0.283      0.0   
    38       5     0.763      0.013      0.125 
    39       6     0.842      0.133      0.05  
    40       7     0.645      0.923      0.052 
    41       8     0.924      0.862      0.071 
    42       3     0.5        0.0        0.5   
    43       4     0.75       0.717      0.5   
    44       5     0.737      0.987      0.625 
    45       6     0.658      0.867      0.55  
    46       7     0.855      0.077      0.552 
    47       8     0.576      0.138      0.571 
    48       4     0.25       0.283      0.5   
    49       5     0.263      0.013      0.375 
    50       6     0.342      0.133      0.45  
    51       7     0.145      0.923      0.448 
    52       8     0.424      0.862      0.429 
    53       1     0.0        0.25       0.375 
    54       2     0.0        0.25       0.625 
    55       3     0.0        0.5        0.5   
    56       5     0.763      0.487      0.625 
    57       6     0.842      0.367      0.55  
    58       7     0.645      0.577      0.552 
    59       8     0.924      0.638      0.571 
    60       1     0.0        0.75       0.625 
    61       2     0.0        0.75       0.375 
    62       5     0.237      0.513      0.375 
    63       6     0.158      0.633      0.45  
    64       7     0.355      0.423      0.448 
    65       8     0.076      0.362      0.429 
    66       1     0.5        0.25       0.125 
    67       2     0.5        0.25       0.875 
    68       3     0.5        0.5        0.0   
    69       5     0.263      0.487      0.875 
    70       6     0.342      0.367      0.95  
    71       7     0.145      0.577      0.948 
    72       8     0.424      0.638      0.929 
    73       1     0.5        0.75       0.875 
    74       2     0.5        0.75       0.125 
    75       5     0.737      0.513      0.125 
    76       6     0.658      0.633      0.05  
    77       7     0.855      0.423      0.052 
    78       8     0.576      0.362      0.071 
    79       3     0.0        0.0        0.5   
    80       5     0.763      0.987      0.375 
    81       6     0.842      0.867      0.45  
    82       7     0.645      0.077      0.448 
    83       8     0.924      0.138      0.429 
    84       5     0.237      0.013      0.625 
    85       6     0.158      0.133      0.55  
    86       7     0.355      0.923      0.552 
    87       8     0.076      0.862      0.571 
    88       3     0.5        0.0        0.0   
    89       5     0.263      0.987      0.125 
    90       6     0.342      0.867      0.05  
    91       7     0.145      0.077      0.052 
    92       8     0.424      0.138      0.071 
    93       5     0.737      0.013      0.875 
    94       6     0.658      0.133      0.95  
    95       7     0.855      0.923      0.948 
    96       8     0.576      0.862      0.929 
    97       3     0.25       0.25       0.75  
    98       3     0.25       0.75       0.25  
    99       4     0.533      0.5        0.75  
   100       4     0.967      0.5        0.25  
   101       6     0.383      0.408      0.8   
   102       6     0.117      0.592      0.3   
   103       7     0.173      0.605      0.802 
   104       7     0.327      0.395      0.302 
   105       8     0.112      0.326      0.821 
   106       8     0.388      0.674      0.321 
   107       4     0.967      0.0        0.75  
   108       4     0.533      0.0        0.25  
   109       6     0.117      0.092      0.7   
   110       6     0.383      0.908      0.2   
   111       7     0.327      0.895      0.698 
   112       7     0.173      0.105      0.198 
   113       8     0.388      0.174      0.679 
   114       8     0.112      0.826      0.179 
   115       3     0.75       0.25       0.75  
   116       3     0.75       0.75       0.25  
   117       4     0.033      0.5        0.75  
   118       4     0.467      0.5        0.25  
   119       6     0.883      0.408      0.7   
   120       6     0.617      0.592      0.2   
   121       7     0.673      0.605      0.698 
   122       7     0.827      0.395      0.198 
   123       8     0.612      0.326      0.679 
   124       8     0.888      0.674      0.179 
   125       4     0.467      0.0        0.75  
   126       4     0.033      0.0        0.25  
   127       6     0.617      0.092      0.8   
   128       6     0.883      0.908      0.3   
   129       7     0.827      0.895      0.802 
   130       7     0.673      0.105      0.302 
   131       8     0.888      0.174      0.821 
   132       8     0.612      0.826      0.321 
   133       3     0.25       0.25       0.25  
   134       3     0.25       0.75       0.75  
   135       6     0.383      0.092      0.3   
   136       6     0.117      0.908      0.8   
   137       7     0.173      0.895      0.302 
   138       7     0.327      0.105      0.802 
   139       8     0.112      0.174      0.321 
   140       8     0.388      0.826      0.821 
   141       6     0.117      0.408      0.2   
   142       6     0.383      0.592      0.7   
   143       7     0.327      0.605      0.198 
   144       7     0.173      0.395      0.698 
   145       8     0.388      0.326      0.179 
   146       8     0.112      0.674      0.679 
   147       3     0.75       0.25       0.25  
   148       3     0.75       0.75       0.75  
   149       6     0.883      0.092      0.2   
   150       6     0.617      0.908      0.7   
   151       7     0.673      0.895      0.198 
   152       7     0.827      0.105      0.698 
   153       8     0.612      0.174      0.179 
   154       8     0.888      0.826      0.679 
   155       6     0.617      0.408      0.3   
   156       6     0.883      0.592      0.8   
   157       7     0.827      0.605      0.302 
   158       7     0.673      0.395      0.802 
   159       8     0.888      0.326      0.321 
   160       8     0.612      0.674      0.821 


X-ray density (g/cm cub.)   =      4.66

MU (1/cm) =     823.631    Mass attenuation coefficient (cm**2/g) =    176.924

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

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

    1    Si                  2.1          4
                                                 1.6343       8
                                                 1.6343       8
                                                 1.6343       8
                                                 1.6343       8
    2    Ca                  2.88         8
                                                 2.3342       6
                                                 2.3342       6
                                                 2.5381       7
                                                 2.5381       7
                                                 2.5381       7
                                                 2.5381       7
                                                 2.3342       6
                                                 2.3342       6
    3    Mn                  2.724        6
                                                 2.1671       6
                                                 2.0014       8
                                                 2.1671       6
                                                 2.0014       8
                                                 1.8349       7
                                                 1.8349       7
    4    Mn                  2.724        6
                                                 1.9112       6
                                                 1.9222       7
                                                 2.2473       8
                                                 1.9112       6
                                                 1.9222       7
                                                 2.2473       8
    5    Mn                  2.724        6
                                                 1.9596       6
                                                 1.9643       7
                                                 2.3208       8
                                                 1.9596       6
                                                 1.9643       7
                                                 2.3208       8
    6    O                   3.264        9
                                                 2.7213       7
                                                 2.7047       8
                                                 3.1763       8
                                                 3.2373       8
                                                 2.5638       6
                                                 2.7652       7
                                                 2.9121       7
                                                 2.7435       7
                                                 2.8786       6
    7    O                   3.264        9
                                                 2.7213       6
                                                 2.7225       8
                                                 2.7652       6
                                                 2.7888       7
                                                 2.4754       8
                                                 2.9121       6
                                                 2.9356       8
                                                 2.7435       6
                                                 2.776        7
    8    O                   3.264        9
                                                 2.7047       6
                                                 2.7225       7
                                                 3.1763       6
                                                 3.2373       6
                                                 2.5581       8
                                                 2.4754       7
                                                 2.9356       7
                                                 2.7225       8
                                                 2.7225       8

  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   1   1   2  8.125  16.25    0.092   97.18    8       18.0        8.9
    2   2   0   0  9.382  18.765   0.106   72.33    4      166.3      282.5
    3   0   0   4  9.413  18.825   0.106   71.85    2      194.9      192.9
    4   2   0   2 10.508  21.017   0.118   57.22    8       26.5       11.3
    5   2   1   1 10.766  21.531   0.121   54.42   16       39.7       48.5
    6   2   1   3 12.691  25.382   0.143   38.57   16      133.1      386.2
    7   2   2   0 13.329  26.659   0.15    34.78    4       47.6       11.1
    8   2   0   4 13.351  26.702   0.15    34.66    8       40.7       16.2
    9   3   1   2 15.689  31.379   0.176   24.56   16       61.7       52.9
   10   1   1   6 15.727  31.453   0.176   24.43    8       25.7        4.6
   11   2   1   5 15.895  31.791   0.178   23.88   16       49.6       33.3
   12   2   2   4 16.419  32.838   0.183   22.26    8     1084.4     7397.3
   13   2   0   6 17.13   34.26    0.191   20.3     8       18.6        2.0
   14   3   2   1 17.261  34.522   0.193   19.97   16       16.7        3.1
   15   3   1   4 17.774  35.548   0.198   18.73   16       69.5       51.2
   16   3   2   3 18.57   37.14    0.207   17.01   16       58.3       32.7
   17   4   0   0 19.029  38.058   0.212   16.12    4      635.6      920.2
   18   0   0   8 19.092  38.184   0.212   16.0     2      610.2      420.9
   19   4   0   2 19.642  39.284   0.218   15.03    8       65.4       18.1
   20   4   1   1 19.789  39.578   0.22    14.78   16       87.0       63.2
   21   2   1   7 19.835  39.669   0.22    14.7    16       20.5        3.5
   22   3   3   2 20.815  41.631   0.231   13.2     8      209.6      163.9
   23   3   1   6 20.845  41.689   0.231   13.16   16      179.0      238.3
   24   4   1   3 20.963  41.926   0.232   13.0    16       45.8       15.4
   25   3   2   5 20.977  41.955   0.232   12.98   16      253.8      472.6
   26   4   2   0 21.379  42.757   0.237   12.44    8       16.2        0.9
   27   4   0   4 21.393  42.786   0.237   12.42    8       17.0        1.0
   28   2   0   8 21.436  42.872   0.237   12.36    8       78.5       21.5
   29   4   2   2 21.937  43.874   0.243   11.74   16       35.4        8.3
   30   4   1   5 23.164  46.329   0.255   10.38   16        3.2        0.1
   31   4   2   4 23.549  47.098   0.259   10.0    16      131.8       98.2
   32   2   2   8 23.589  47.178   0.26     9.96    8       99.4       27.8
   33   4   0   6 24.081  48.161   0.265    9.51    8        9.6        0.2
   34   4   3   1 24.18   48.36    0.266    9.42   16      172.3      158.0
   35   3   2   7 24.219  48.438   0.266    9.38   16       53.1       14.9
   36   2   1   9 24.245  48.489   0.267    9.36   16       41.2        9.0
   37   3   1   8 24.61   49.22    0.27     9.05   16        6.2        0.2
   38   5   1   2 25.062  50.123   0.275    8.68   16      119.4       69.9
   39   3   3   6 25.087  50.174   0.275    8.66    8      158.7       61.7
   40   1   1  10 25.138  50.275   0.276    8.62    8      121.8       36.2
   41   4   3   3 25.189  50.379   0.276    8.58   16       30.6        4.5
   42   4   2   6 26.065  52.129   0.285    7.94   16       83.1       31.0
   43   2   0  10 26.114  52.228   0.286    7.91    8       16.5        0.6
   44   5   2   1 26.158  52.316   0.286    7.87   16       79.3       28.0
   45   4   1   7 26.195  52.39    0.287    7.85   16      175.3      136.4
   46   5   1   4 26.529  53.057   0.29     7.63   16        7.0        0.2
   47   5   2   3 27.114  54.228   0.296    7.26   16       89.6       32.9
   48   4   3   5 27.126  54.252   0.296    7.25   16       47.4        9.2
   49   4   4   0 27.458  54.916   0.299    7.05    4      967.9      933.6
   50   4   0   8 27.505  55.011   0.3      7.02    8     1084.7     2335.7
   51   3   2   9 28.095  56.189   0.306    6.69   16       54.9       11.4
   52   5   3   2 28.834  57.668   0.313    6.31   16        1.1        0.0
   53   5   1   6 28.857  57.714   0.313    6.3    16        6.3        0.1
   54   3   1  10 28.903  57.805   0.314    6.28   16        9.4        0.3
   55   5   2   5 28.961  57.923   0.314    6.25   16       48.8        8.4
   56   2   1  11 29.03   58.06    0.315    6.22   16       72.9       18.6
   57   6   0   0 29.279  58.559   0.317    6.1     4       74.8        4.8
   58   4   4   4 29.291  58.581   0.318    6.09    8       51.9        4.6
   59   4   2   8 29.325  58.65    0.318    6.08   16       47.0        7.6
   60   0   0  12 29.382  58.763   0.318    6.05    2       38.5        0.6
   61   6   0   2 29.726  59.452   0.322    5.89    8      108.8       19.7
   62   6   1   1 29.834  59.669   0.323    5.85   16       55.1       10.0
   63   4   3   7 29.868  59.736   0.323    5.83   16      172.6       98.2
   64   4   1   9 29.891  59.781   0.323    5.82   16      220.7      160.2
   65   5   3   4 30.175  60.349   0.326    5.7    16       42.9        5.9
   66   6   1   3 30.714  61.429   0.332    5.48   16      246.4      188.0
   67   6   2   0 31.032  62.065   0.335    5.35    8       65.8        6.6
   68   6   0   4 31.043  62.087   0.335    5.35    8       24.4        0.9
   69   2   0  12 31.131  62.262   0.336    5.32    8      135.7       27.7
   70   6   2   2 31.464  62.928   0.339    5.19   16       71.2       14.9
   71   4   0  10 31.53   63.059   0.339    5.17    8       40.2        2.4
   72   5   4   1 31.569  63.138   0.34     5.16   16      212.9      132.2
   73   5   2   7 31.602  63.203   0.34     5.14   16        9.9        0.3
   74   5   1   8 31.931  63.861   0.343    5.03   16       14.8        0.6
   75   5   3   6 32.334  64.669   0.347    4.89   16        5.0        0.1
   76   3   3  10 32.377  64.755   0.348    4.88    8       16.7        0.4
   77   5   4   3 32.422  64.843   0.348    4.87   16       55.4        8.4
   78   6   1   5 32.432  64.865   0.348    4.86   16      160.6       70.9
   79   3   2  11 32.497  64.993   0.349    4.84   16      121.8       40.6
   80   6   2   4 32.741  65.482   0.351    4.76   16      703.3     1331.9
   81   2   2  12 32.826  65.652   0.352    4.74    8      791.6      839.1
   82   6   0   6 33.171  66.342   0.355    4.63    8       83.8        9.2
   83   4   2  10 33.214  66.427   0.356    4.62   16       48.6        6.2
   84   6   3   1 33.252  66.504   0.356    4.61   16       63.4       10.5
   85   4   3   9 33.305  66.609   0.356    4.59   16       73.3       13.9
   86   3   1  12 33.657  67.313   0.36     4.49   16       30.9        2.4
   87   6   3   3 34.082  68.164   0.364    4.38   16      178.1       78.5
   88   5   4   5 34.093  68.185   0.364    4.37   16       38.3        3.6
   89   4   1  11 34.155  68.311   0.364    4.36   16       42.7        4.5
   90   2   1  13 34.187  68.373   0.365    4.35   16       99.3       24.3
   91   4   4   8 34.425  68.85    0.367    4.29    8      582.3      410.8
   92   6   2   6 34.814  69.628   0.371    4.19   16       65.5       10.1
   93   6   1   7 34.924  69.847   0.372    4.16   16       37.0        3.2
   94   5   2   9 34.944  69.889   0.372    4.16   16       21.2        1.1
   95   5   3   8 35.237  70.474   0.375    4.09   16        0.3        0.0
   96   5   5   2 35.601  71.203   0.378    4.01    8       19.5        0.4
   97   7   1   2 35.601  71.203   0.378    4.01   16       79.8       14.4
   98   5   1  10 35.663  71.326   0.378    3.99   16       43.0        4.2
   99   6   3   5 35.715  71.431   0.379    3.98   16      131.1       38.7
  100   1   1  14 35.724  71.449   0.379    3.98    8       90.1        9.1
  101   6   4   0 36.0    72.0     0.382    3.92    8      106.0       12.5
  102   6   0   8 36.041  72.082   0.382    3.91    8      144.2       23.0
  103   4   0  12 36.092  72.184   0.382    3.9     8      116.1       14.9
  104   6   4   2 36.402  72.804   0.385    3.84   16      106.1       24.4
  105   7   2   1 36.5    72.999   0.386    3.82   16       10.8        0.3
  106   2   0  14 36.524  73.048   0.386    3.81    8       35.5        1.4
  107   5   4   7 36.53   73.06    0.386    3.81   16       72.7       11.4
  108   7   1   4 36.807  73.614   0.389    3.76   16       78.5       13.1
  109   7   2   3 37.297  74.595   0.393    3.67   16      190.0       74.8
  110   4   3  11 37.368  74.736   0.394    3.65   16       38.1        3.0
  111   3   2  13 37.398  74.796   0.394    3.65   16       27.8        1.6
  112   6   4   4 37.598  75.195   0.396    3.61   16       44.0        3.9
  113   6   2   8 37.628  75.256   0.396    3.61   16       27.1        1.5
  114   4   2  12 37.678  75.356   0.397    3.6    16       21.2        0.9
  115   6   3   7 38.109  76.219   0.401    3.53   16        8.3        0.1
  116   6   1   9 38.129  76.259   0.401    3.52   16        1.3        0.0
  117   7   3   2 38.765  77.531   0.406    3.42   16       33.9        2.2
  118   5   5   6 38.785  77.571   0.407    3.42    8      109.6       11.6
  119   7   1   6 38.785  77.571   0.407    3.42   16       64.8        8.1
  120   5   3  10 38.825  77.65    0.407    3.42   16       15.3        0.5
  121   7   2   5 38.876  77.752   0.407    3.41   16       61.4        7.3
  122   3   1  14 38.885  77.769   0.407    3.41   16       80.3       12.4
  123   5   2  11 38.935  77.871   0.408    3.4    16       64.0        7.9
  124   4   1  13 38.965  77.931   0.408    3.39   16       67.7        8.8
  125   6   4   6 39.563  79.125   0.413    3.31   16       72.1        9.7
  126   6   0  10 39.602  79.204   0.414    3.31    8       27.0        0.7
  127   6   5   1 39.638  79.276   0.414    3.3    16       36.7        2.5
  128   5   4   9 39.687  79.375   0.415    3.29   16       40.4        3.0
  129   2   1  15 39.776  79.553   0.415    3.28   16       62.8        7.3
  130   7   3   4 39.937  79.875   0.417    3.26   16       58.6        6.3
  131   5   1  12 40.016  80.033   0.417    3.25   16        7.8        0.1
  132   6   5   3 40.416  80.832   0.421    3.2    16       93.5       15.8
  133   8   0   0 40.699  81.399   0.423    3.17    4      597.1      159.8
  134   0   0  16 40.856  81.713   0.425    3.15    2      843.7      158.6
  135   8   0   2 41.086  82.173   0.427    3.13    8       68.1        4.1
  136   6   2  10 41.145  82.29    0.427    3.12   16       50.3        4.5
  137   7   4   1 41.181  82.361   0.427    3.12   16      116.6       24.0
  138   8   1   1 41.181  82.361   0.427    3.12   16      211.5       78.9
  139   4   0  14 41.204  82.408   0.428    3.12    8       57.8        2.9
  140   7   2   7 41.21   82.42    0.428    3.12   16       60.3        6.4
  141   6   3   9 41.23   82.459   0.428    3.11   16        1.6        0.0
  142   7   1   8 41.507  83.014   0.43     3.09   16        1.0        0.0
  143   7   3   6 41.873  83.746   0.433    3.05   16      142.1       34.8
  144   7   4   3 41.952  83.905   0.434    3.04   16       38.1        2.5
  145   8   1   3 41.952  83.905   0.434    3.04   16       10.7        0.2
  146   6   5   5 41.962  83.924   0.434    3.04   16      184.5       58.5
  147   3   3  14 41.971  83.942   0.434    3.04    8      160.6       22.2
  148   6   1  11 42.021  84.041   0.435    3.04   16       89.2       13.7
  149   4   3  13 42.05   84.1     0.435    3.03   16       14.1        0.3
  150   8   2   0 42.234  84.468   0.436    3.02    8       72.6        4.5
  151   8   0   4 42.244  84.487   0.436    3.02    8        0.2        0.0
  152   6   4   8 42.273  84.546   0.437    3.01   16       32.0        1.7
  153   4   4  12 42.322  84.643   0.437    3.01    8       37.4        1.2
  154   2   0  16 42.39   84.78    0.438    3.0     8       60.3        3.1
  155   8   2   2 42.618  85.237   0.44     2.98   16      129.6       28.3
  156   4   2  14 42.735  85.471   0.44     2.97   16       12.6        0.3
  157   3   2  15 42.849  85.697   0.441    2.97   16        0.2        0.0
  158   5   3  12 43.085  86.171   0.443    2.95   16       19.8        0.7
  159   7   4   5 43.49   86.98    0.447    2.92   16       48.4        3.9
  160   8   1   5 43.49   86.98    0.447    2.92   16       36.0        2.1
  161   5   4  11 43.548  87.096   0.447    2.91   16        4.0        0.0
  162   5   2  13 43.577  87.155   0.447    2.91   16       79.2       10.3
  163   6   6   0 43.76   87.521   0.449    2.9     4      103.1        4.4
  164   8   2   4 43.77   87.54    0.449    2.9    16       95.3       14.9
  165   6   0  12 43.848  87.696   0.45     2.89    8      141.0       16.3
  166   2   2  16 43.916  87.832   0.45     2.89    8       31.6        0.8
  167   8   0   6 44.163  88.326   0.452    2.87    8      151.4       18.6
  168   8   3   1 44.237  88.474   0.453    2.87   16      178.2       51.5
  169   6   5   7 44.266  88.533   0.453    2.87   16       73.9        8.9
  170   7   2   9 44.286  88.572   0.453    2.87   16        0.9        0.0
  171   4   1  15 44.373  88.746   0.454    2.86   16      121.2       23.8
  172   7   3   8 44.561  89.122   0.455    2.85   16        9.3        0.1
  173   3   1  16 44.678  89.355   0.456    2.85   16        8.2        0.1
  174   7   5   2 44.905  89.811   0.458    2.83   16       43.5        3.0
  175   5   5  10 44.964  89.927   0.459    2.83    8      102.7        8.4
  176   7   1  10 44.964  89.927   0.459    2.83   16       15.7        0.4


  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   2   0   0   9.382  18.765  4.725        282.5      3.8      3.9     5.6
    2   0   0   4   9.413  18.825  4.71         192.9      2.6      2.6     5.6
    3   2   1   3  12.691  25.382  3.50617      386.2      5.2      5.3     5.6
    4   2   2   4  16.419  32.838  2.72508     7397.3    100.0    100.0     5.6
    5   4   0   0  19.029  38.058  2.3625       920.2     12.4     12.4     5.7
    6   0   0   8  19.092  38.184  2.355        420.9      5.7      5.7     5.7
    7   3   3   2  20.815  41.631  2.16761      163.9      2.2      2.2     5.7
    8   3   1   6  20.845  41.689  2.16471      238.3      3.2      3.2     5.7
    9   3   2   5  20.977  41.955  2.15163      488.0      6.6      6.5     5.7
   10   4   2   4  23.549  47.098  1.92795       98.2      1.3      1.3     5.7
   11   4   3   1  24.18   48.36   1.88056      158.0      2.1      2.1     5.7
   12   5   1   2  25.062  50.123  1.81844      131.6      1.8      1.7     5.7
   13   4   1   7  26.195  52.39   1.74498      136.4      1.8      1.8     5.8
   14   4   4   0  27.458  54.916  1.67054      933.6     12.6     12.3     5.8
   15   4   0   8  27.505  55.011  1.66788     2335.7     31.6     30.8     5.8
   16   4   1   9  29.891  59.781  1.54567      258.4      3.5      3.4     5.8
   17   6   1   3  30.714  61.429  1.50811      188.0      2.5      2.5     5.8
   18   5   4   1  31.569  63.138  1.47133      132.2      1.8      1.7     5.9
   19   6   1   5  32.432  64.865  1.43628       79.3      1.1      1.0     5.9
   20   6   2   4  32.741  65.482  1.42423     1331.9     18.0     17.3     5.9
   21   2   2  12  32.826  65.652  1.42094      839.1     11.3     10.9     5.9
   22   6   3   3  34.082  68.164  1.37456       82.1      1.1      1.1     5.9
   23   4   4   8  34.425  68.85   1.36254      410.8      5.6      5.3     5.9
   24   7   2   3  37.297  74.595  1.27119       74.8      1.0      1.0     6.0
   25   8   0   0  40.699  81.399  1.18125      159.8      2.2      2.0     6.1
   26   0   0  16  40.856  81.713  1.1775       158.6      2.1      2.0     6.1
   27   8   1   1  41.181  82.361  1.16987      112.2      1.5      1.4     6.1
   28   3   3  14  41.971  83.942  1.15182       83.4      1.1      1.0     6.1

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)