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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CORDYLITE_CE

1, f-parisite

(Na,Ca)Ba(Ce,La,Nd)(2)[CO(3)](4)F


Hexagonal  P 6(3)/mmc  Z = 2

R =0.081          NR =682

7 .9 .1998

Ref.Str.:

         Giester G., Ni Yu., Jarosch D., Hughes J., Ronsbo J.,

         Yang Zh., Zemann J. (1998)

         * Amer. Mineral., 83, 178-184

Reserv:

         from Greenland, N.A.D.

                   Initial data from BDM-file 

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

             a =   5.0905   alpha =   90.0 
             b =   5.0905   beta  =   90.0 
             c =  23.102    gamma =  120.0 

    Unit cell volume (cub. angs.) =   518.44

    Molar volume ( cub.cm/mol.) =   156.14

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

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

   1 0.0     0.0     0.0      0.01   Ba    = 1.00
   2 0.3333  0.6667  0.3535   0.01   Ce    = 0.43, La    = 0.32, Nd    = 0.13
   3 0.3333  0.6667  0.75     0.01   Na    = 0.95, Ca    = 0.05
   4 0.3333  0.6667  0.25     0.03   F     = 1.00
   5 0.0     0.0     0.6775   0.01   C     = 1.00
   6 0.1448  0.2898  0.6764   0.01   O     = 1.00
   7 0.6667  0.3333  0.4333   0.01   C     = 1.00
   8 0.5205  0.041   0.4348   0.02   O     = 1.00


  Co-ordinates for all atomic positions :

   No       NoP      x/a        y/b       z/c 

     1       1     0.0        0.0        0.0   
     2       2     0.3333     0.6667     0.3535
     3       3     0.3333     0.6667     0.75  
     4       4     0.3333     0.6667     0.25  
     5       5     0.0        0.0        0.6775
     6       6     0.1448     0.2898     0.6764
     7       7     0.6667     0.3333     0.4333
     8       8     0.5205     0.041      0.4348
     9       6     0.7102     0.855      0.6764
    10       6     0.145      0.8552     0.6764
    11       8     0.959      0.4795     0.4348
    12       8     0.5205     0.4795     0.4348
    13       1     0.0        0.0        0.5   
    14       2     0.6667     0.3333     0.8535
    15       3     0.6667     0.3333     0.25  
    16       4     0.6667     0.3333     0.75  
    17       5     0.0        0.0        0.1775
    18       6     0.8552     0.7102     0.1764
    19       7     0.3333     0.6667     0.9333
    20       8     0.4795     0.959      0.9348
    21       6     0.2898     0.145      0.1764
    22       6     0.855      0.1448     0.1764
    23       8     0.041      0.5205     0.9348
    24       8     0.4795     0.5205     0.9348
    25       2     0.3333     0.6667     0.1465
    26       5     0.0        0.0        0.8225
    27       6     0.1448     0.2898     0.8236
    28       7     0.6667     0.3333     0.0667
    29       8     0.5205     0.041      0.0652
    30       6     0.7102     0.855      0.8236
    31       6     0.145      0.8552     0.8236
    32       8     0.959      0.4795     0.0652
    33       8     0.5205     0.4795     0.0652
    34       2     0.6667     0.3333     0.6465
    35       5     0.0        0.0        0.3225
    36       6     0.8552     0.7102     0.3236
    37       7     0.3333     0.6667     0.5667
    38       8     0.4795     0.959      0.5652
    39       6     0.2898     0.145      0.3236
    40       6     0.855      0.1448     0.3236
    41       8     0.041      0.5205     0.5652
    42       8     0.4795     0.5205     0.5652


X-ray density (g/cm cub.)   =      4.27

MU (1/cm) =     887.308    Mass attenuation coefficient (cm**2/g) =    207.699

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

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

    1    Ba                  3.288       12
                                                 2.9631       8
                                                 2.9631       8
                                                 2.9631       8
                                                 2.963        8
                                                 2.963        8
                                                 2.9631       8
                                                 2.9631       8
                                                 2.9631       8
                                                 2.963        8
                                                 2.9631       8
                                                 2.9631       8
                                                 2.963        8
    2   Ce   ,La   ,Nd       2.88        10
                                                 2.3911       4
                                                 2.5001       8
                                                 2.5001       8
                                                 2.5004       8
                                                 2.645        6
                                                 2.6435       6
                                                 2.6446       6
                                                 2.644        6
                                                 2.6438       6
                                                 2.6448       6
    3   Na   ,Ca             2.88         6
                                                 2.3774       6
                                                 2.3774       6
                                                 2.377        6
                                                 2.3774       6
                                                 2.3774       6
                                                 2.377        6
    4    F                   3.228       12
                                                 3.0676       6
                                                 3.0663       6
                                                 3.0672       6
                                                 3.0667       6
                                                 3.0665       6
                                                 3.0674       6
                                                 3.0676       6
                                                 3.0663       6
                                                 3.0672       6
                                                 3.0667       6
                                                 3.0665       6
                                                 3.0674       6
    5    C                   1.872        3
                                                 1.2778       6
                                                 1.2778       6
                                                 1.2779       6
    6    O                   3.264        8
                                                 2.8776       6
                                                 2.2129       6
                                                 2.8776       6
                                                 2.2129       6
                                                 3.0676       4
                                                 3.0663       4
                                                 2.9797       8
                                                 2.98         8
    7    C                   1.872        3
                                                 1.2891       8
                                                 1.2891       8
                                                 1.2895       8
    8    O                   3.264        7
                                                 2.2322       8
                                                 2.8583       8
                                                 2.2322       8
                                                 2.8583       8
                                                 3.0341       8
                                                 2.9801       6
                                                 2.9796       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   0   2  3.824   7.647   0.043  446.76    2       24.2      195.4
    2   0   0   4  7.664  15.329   0.087  109.49    2       55.1      247.7
    3   1   0   0 10.063  20.125   0.113   62.6     6        0.6        0.1
    4   1   0   1 10.246  20.492   0.115   60.3    12       89.5     2156.8
    5   1   0   2 10.779  21.558   0.121   54.28   12       84.1     1714.3
    6   0   0   6 11.54   23.08    0.13    47.08    2      199.8     1398.7
    7   1   0   3 11.615  23.23    0.131   46.45   12       32.9      225.0
    8   1   0   4 12.698  25.396   0.143   38.53   12      140.3     3384.9
    9   1   0   5 13.975  27.95    0.157   31.46   12      159.4     3568.2
   10   1   0   6 15.404  30.807   0.172   25.55   12      110.9     1403.9
   11   0   0   8 15.47   30.941   0.173   25.31    2       34.4       22.3
   12   1   0   7 16.951  33.902   0.189   20.77   12        5.1        2.4
   13   1   1   0 17.616  35.232   0.196   19.1     6      265.0     2994.3
   14   1   1   2 18.053  36.106   0.201   18.1    12       13.1       13.9
   15   1   0   8 18.595  37.19    0.207   16.96   12       32.8       81.4
   16   1   1   4 19.312  38.625   0.215   15.6    12       13.9       13.5
   17   0   0  10 19.477  38.954   0.216   15.31    2      129.7      191.7
   18   1   0   9 20.319  40.638   0.225   13.94   12      133.0     1101.2
   19   2   0   0 20.454  40.908   0.227   13.73    6       30.2       28.0
   20   2   0   1 20.551  41.102   0.228   13.59   12      139.5     1179.9
   21   2   0   2 20.84   41.68    0.231   13.17   12      161.6     1535.2
   22   1   1   6 21.271  42.542   0.235   12.58   12      159.1     1420.8
   23   2   0   3 21.314  42.629   0.236   12.52   12       31.4       55.0
   24   2   0   4 21.965  43.93    0.243   11.7    12      130.9      896.0
   25   1   0  10 22.113  44.226   0.244   11.53   12      184.3     1748.7
   26   2   0   5 22.779  45.559   0.251   10.78   12      168.2     1361.2
   27   0   0  12 23.585  47.17    0.26     9.97    2      178.4      236.1
   28   2   0   6 23.745  47.49    0.261    9.81   12        8.3        3.0
   29   1   1   8 23.791  47.583   0.262    9.77   12      180.7     1423.8
   30   1   0  11 23.97   47.94    0.264    9.61   12       51.9      115.6
   31   2   0   7 24.849  49.698   0.273    8.85   12       64.4      163.7
   32   1   0  12 25.887  51.774   0.283    8.06   12       74.9      201.8
   33   2   0   8 26.08   52.159   0.285    7.93   12        0.8        0.0
   34   1   1  10 26.762  53.524   0.292    7.48   12       78.1      203.7
   35   2   0   9 27.427  54.854   0.299    7.07   12       85.9      233.1
   36   2   1   0 27.534  55.069   0.3      7.01   12       21.8       14.8
   37   2   1   1 27.612  55.224   0.301    6.96   24       71.9      321.6
   38   0   0  14 27.827  55.653   0.303    6.84    2      169.0      145.3
   39   2   1   2 27.844  55.688   0.303    6.83   24       88.8      481.5
   40   1   0  13 27.862  55.724   0.303    6.82   12       65.2      129.5
   41   2   1   3 28.228  56.456   0.307    6.62   24       56.7      190.0
   42   2   1   4 28.76   57.519   0.312    6.35   24      118.6      797.3
   43   2   0  10 28.882  57.763   0.314    6.29   12      125.6      442.8
   44   2   1   5 29.434  58.868   0.319    6.03   24       95.8      493.6
   45   1   0  14 29.896  59.792   0.324    5.82   12       19.1        9.5
   46   1   1  12 30.111  60.222   0.326    5.73   12       98.9      250.1
   47   2   1   6 30.246  60.492   0.327    5.67   24       54.0      147.4
   48   2   0  11 30.437  60.874   0.329    5.59   12       73.0      133.0
   49   2   1   7 31.189  62.378   0.336    5.3    24        4.3        0.9
   50   3   0   0 31.613  63.226   0.34     5.14    6      203.7      476.1
   51   3   0   1 31.684  63.368   0.341    5.12   12       28.4       18.4
   52   3   0   2 31.898  63.795   0.343    5.04   12       13.8        4.3
   53   1   0  15 31.991  63.981   0.344    5.01   12      114.5      293.1
   54   2   0  12 32.089  64.177   0.345    4.98   12       54.0       64.9
   55   0   0  16 32.241  64.482   0.346    4.93    2       95.3       33.3
   56   3   0   3 32.252  64.503   0.346    4.92   12       15.6        5.3
   57   2   1   8 32.257  64.514   0.346    4.92   24       44.3       86.1
   58   3   0   4 32.744  65.487   0.351    4.76   12       12.8        3.5
   59   3   0   5 33.37   66.741   0.357    4.57   12        3.5        0.2
   60   2   1   9 33.445  66.89    0.358    4.55   24      100.1      407.6
   61   1   1  14 33.801  67.603   0.361    4.45   12      164.2      535.7
   62   2   0  13 33.833  67.666   0.361    4.44   12       26.0       13.4
   63   3   0   6 34.129  68.258   0.364    4.36   12      133.9      349.1
   64   1   0  16 34.15   68.301   0.364    4.36   12       84.9      140.4
   65   2   1  10 34.749  69.498   0.37     4.21   24      147.2      813.2
   66   3   0   7 35.015  70.03    0.372    4.14   12       25.3       11.9
   67   2   0  14 35.669  71.339   0.379    3.99   12       57.0       57.9
   68   3   0   8 36.025  72.051   0.382    3.91   12      154.9      419.3
   69   2   1  11 36.164  72.329   0.383    3.88   24       61.8      132.7
   70   1   0  17 36.38   72.761   0.385    3.84   12        6.7        0.8
   71   0   0  18 36.882  73.764   0.39     3.74    2        9.1        0.2
   72   3   0   9 37.157  74.313   0.392    3.69   12       19.3        6.1
   73   2   2   0 37.248  74.496   0.393    3.67    6      278.3      635.4
   74   2   2   2 37.512  75.025   0.395    3.63   12       18.2        5.3
   75   2   0  15 37.599  75.197   0.396    3.61   12       75.5       91.9
   76   2   1  12 37.69   75.38    0.397    3.6    24       50.8       82.7
   77   1   1  16 37.832  75.663   0.398    3.57   12       16.6        4.4
   78   2   2   4 38.301  76.601   0.402    3.5    12       27.9       12.2
   79   3   0  10 38.407  76.813   0.403    3.48   12       63.2       62.0
   80   1   0  18 38.688  77.377   0.406    3.44   12      112.9      195.4
   81   3   1   0 39.049  78.098   0.409    3.38   12        2.9        0.1
   82   3   1   1 39.114  78.228   0.41     3.37   24       69.7      146.4
   83   3   1   2 39.309  78.618   0.411    3.35   24       73.8      162.5
   84   2   1  13 39.324  78.648   0.411    3.34   24       78.6      184.6
   85   2   2   6 39.604  79.207   0.414    3.31   12      132.7      259.9
   86   2   0  16 39.624  79.248   0.414    3.3    12      111.7      183.9
   87   3   1   3 39.634  79.267   0.414    3.3    24       29.1       25.0
   88   3   0  11 39.773  79.547   0.415    3.28   12       23.2        7.9
   89   3   1   4 40.087  80.173   0.418    3.24   24      100.1      290.3
   90   3   1   5 40.668  81.335   0.423    3.17   24      109.7      341.0
   91   2   1  14 41.069  82.138   0.426    3.13   24        3.6        0.4
   92   1   0  19 41.084  82.168   0.427    3.13   12      109.5      167.6
   93   3   0  12 41.257  82.513   0.428    3.11   12       81.6       92.5
   94   3   1   6 41.375  82.75    0.429    3.1    24       51.2       72.4
   95   2   2   8 41.41   82.819   0.429    3.1    12       69.7       67.1
   96   2   0  17 41.75   83.501   0.432    3.06   12        2.7        0.1
   97   0   0  20 41.825  83.649   0.433    3.05    2      126.0       36.1
   98   3   1   7 42.208  84.417   0.436    3.02   24       14.8        5.9
   99   1   1  18 42.233  84.467   0.436    3.02   12       31.5       13.3
  100   3   0  13 42.858  85.715   0.442    2.97   12        3.1        0.1
  101   2   1  15 42.927  85.853   0.442    2.96   24      103.2      281.6
  102   3   1   8 43.167  86.334   0.444    2.94   24       23.7       14.8
  103   1   0  20 43.58   87.159   0.447    2.91   12        8.5        0.9
  104   2   2  10 43.712  87.423   0.449    2.9    12       77.7       78.2
  105   2   0  18 43.987  87.973   0.451    2.89   12      113.5      166.0
  106   3   1   9 44.251  88.502   0.453    2.87   24       88.9      202.3
  107   4   0   0 44.339  88.678   0.454    2.86    6       12.9        1.1
  108   4   0   1 44.403  88.806   0.454    2.86   12       86.6       95.7
  109   3   0  14 44.579  89.159   0.456    2.85   12      147.6      277.4
  110   4   0   2 44.594  89.188   0.456    2.85   12      100.6      128.7
  111   2   1  16 44.903  89.806   0.458    2.83   24       71.4      129.1
  112   4   0   3 44.912  89.825   0.458    2.83   12       29.7       11.2


  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   0   2   3.824   7.647 11.551        195.4      5.5      5.6     5.6
    2   0   0   4   7.664  15.329  5.7755       247.7      6.9      7.0     5.6
    3   1   0   1  10.246  20.492  4.33036     2156.8     60.4     60.8     5.6
    4   1   0   2  10.779  21.558  4.11873     1714.3     48.0     48.3     5.6
    5   0   0   6  11.54   23.08   3.85033     1398.7     39.2     39.3     5.6
    6   1   0   3  11.615  23.23   3.82591      225.0      6.3      6.3     5.6
    7   1   0   4  12.698  25.396  3.50429     3384.9     94.9     95.1     5.6
    8   1   0   5  13.975  27.95   3.18956     3568.2    100.0    100.0     5.6
    9   1   0   6  15.404  30.807  2.89999     1403.9     39.3     39.3     5.6
   10   1   1   0  17.616  35.232  2.54525     2994.3     83.9     83.4     5.7
   11   1   0   8  18.595  37.19   2.41564       81.4      2.3      2.3     5.7
   12   0   0  10  19.477  38.954  2.3102       191.7      5.4      5.3     5.7
   13   1   0   9  20.319  40.638  2.21826     1101.2     30.9     30.5     5.7
   14   2   0   1  20.551  41.102  2.19429     1179.9     33.1     32.7     5.7
   15   2   0   2  20.84   41.68   2.16518     1535.2     43.0     42.5     5.7
   16   1   1   6  21.271  42.542  2.12327     1420.8     39.8     39.3     5.7
   17   2   0   3  21.314  42.629  2.11914       55.0      1.5      1.5     5.7
   18   2   0   4  21.965  43.93   2.05936      896.0     25.1     24.7     5.7
   19   1   0  10  22.113  44.226  2.04626     1748.7     49.0     48.3     5.7
   20   2   0   5  22.779  45.559  1.98945     1361.2     38.1     37.5     5.7
   21   0   0  12  23.585  47.17   1.92517      236.1      6.6      6.5     5.7
   22   1   1   8  23.791  47.583  1.90943     1423.8     39.9     39.2     5.7
   23   1   0  11  23.97   47.94   1.89602      115.6      3.2      3.2     5.7
   24   2   0   7  24.849  49.698  1.83301      163.7      4.6      4.5     5.7
   25   1   0  12  25.887  51.774  1.76428      201.8      5.7      5.5     5.8
   26   1   1  10  26.762  53.524  1.71063      203.7      5.7      5.6     5.8
   27   2   0   9  27.427  54.854  1.67228      233.1      6.5      6.4     5.8
   28   2   1   1  27.612  55.224  1.66194      321.6      9.0      8.8     5.8
   29   2   1   2  27.844  55.688  1.64919      756.3     21.2     20.6     5.8
   30   2   1   3  28.228  56.456  1.62857      190.0      5.3      5.2     5.8
   31   2   1   4  28.76   57.519  1.60096      797.3     22.3     21.6     5.8
   32   2   0  10  28.882  57.763  1.59478      442.8     12.4     12.0     5.8
   33   2   1   5  29.434  58.868  1.56745      493.6     13.8     13.4     5.8
   34   1   1  12  30.111  60.222  1.53542      250.1      7.0      6.8     5.8
   35   2   1   6  30.246  60.492  1.52921      147.4      4.1      4.0     5.8
   36   2   0  11  30.437  60.874  1.52051      133.0      3.7      3.6     5.8
   37   3   0   0  31.613  63.226  1.4695       476.1     13.3     12.8     5.9
   38   1   0  15  31.991  63.981  1.45396      293.1      8.2      7.9     5.9
   39   2   0  12  32.089  64.177  1.44999       64.9      1.8      1.7     5.9
   40   2   1   8  32.257  64.514  1.44323      124.8      3.5      3.4     5.9
   41   2   1   9  33.445  66.89   1.39761      407.6     11.4     10.9     5.9
   42   1   1  14  33.801  67.603  1.38461      535.7     15.0     14.3     5.9
   43   3   0   6  34.129  68.258  1.37291      489.5     13.7     13.1     5.9
   44   2   1  10  34.749  69.498  1.35142      813.2     22.8     21.7     5.9
   45   2   0  14  35.669  71.339  1.32099       57.9      1.6      1.5     5.9
   46   3   0   8  36.025  72.051  1.30968      419.3     11.8     11.1     5.9
   47   2   1  11  36.164  72.329  1.30533      132.7      3.7      3.5     5.9
   48   2   2   0  37.248  74.496  1.27262      635.4     17.8     16.8     6.0
   49   2   0  15  37.599  75.197  1.26249       91.9      2.6      2.4     6.0
   50   2   1  12  37.69   75.38   1.25989       82.7      2.3      2.2     6.0
   51   3   0  10  38.407  76.813  1.23991       62.0      1.7      1.6     6.0
   52   1   0  18  38.688  77.377  1.23228      195.4      5.5      5.1     6.0
   53   3   1   1  39.114  78.228  1.22099      146.4      4.1      3.8     6.0
   54   2   1  13  39.324  78.648  1.21551      347.1      9.7      9.1     6.0
   55   2   2   6  39.604  79.207  1.20833      468.8     13.1     12.3     6.0
   56   3   1   4  40.087  80.173  1.19619      290.3      8.1      7.6     6.0
   57   3   1   5  40.668  81.335  1.18201      341.0      9.6      8.9     6.1
   58   1   0  19  41.084  82.168  1.17213      167.6      4.7      4.4     6.1
   59   3   0  12  41.257  82.513  1.1681        92.5      2.6      2.4     6.1
   60   3   1   6  41.375  82.75   1.16535       72.4      2.0      1.9     6.1
   61   2   2   8  41.41   82.819  1.16455       67.1      1.9      1.7     6.1
   62   0   0  20  41.825  83.649  1.1551        36.1      1.0      0.9     6.1
   63   2   1  15  42.927  85.853  1.131        281.6      7.9      7.2     6.1
   64   2   2  10  43.712  87.423  1.11468       78.2      2.2      2.0     6.2
   65   2   0  18  43.987  87.973  1.10913      166.0      4.7      4.2     6.2
   66   3   1   9  44.251  88.502  1.10386      202.3      5.7      5.2     6.2
   67   4   0   1  44.403  88.806  1.10087       95.7      2.7      2.4     6.2
   68   3   0  14  44.579  89.159  1.09742      406.1     11.4     10.3     6.2
   69   2   1  16  44.903  89.806  1.09119      140.3      3.9      3.6     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)