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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CRYOLITHIONITE

1, t-garnet, f-cryolithionite

Na(3)Al(2)Li(3)F(12)


Cubic  I a3d  Z = 8

R =0.031

27 .4 .1990

Ref.Str.:

         S.Galler (1971)

         * Amer. Mineral., 56, 18-23

                   Initial data from BDM-file 

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

             a =  12.122    alpha =   90.0 
             b =  12.122    beta  =   90.0 
             c =  12.122    gamma =   90.0 

    Unit cell volume (cub. angs.) =  1781.24

    Molar volume ( cub.cm/mol.) =   134.11

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

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

   1 0.125   0.0     0.25     0.0    Na    = 1.00
   2 0.375   0.0     0.25     0.0    Li    = 1.00
   3 0.0     0.0     0.0      0.0    Al    = 1.00
   4 0.9711  0.0427  0.1399   0.0    F     = 1.00


  Co-ordinates for all atomic positions :

   No       NoP      x/a        y/b       z/c 

     1       1     0.125      0.0        0.25  
     2       2     0.375      0.0        0.25  
     3       3     0.0        0.0        0.0   
     4       4     0.9711     0.0427     0.1399
     5       1     0.875      0.0        0.75  
     6       2     0.625      0.0        0.75  
     7       4     0.0289     0.9573     0.8601
     8       1     0.75       0.375      0.0   
     9       1     0.375      0.0        0.75  
    10       1     0.75       0.625      0.5   
    11       2     0.75       0.625      0.0   
    12       2     0.125      0.0        0.75  
    13       2     0.75       0.375      0.5   
    14       3     0.75       0.25       0.75  
    15       3     0.5        0.0        0.5   
    16       3     0.75       0.75       0.25  
    17       4     0.7073     0.2211     0.8899
    18       4     0.5289     0.9573     0.6399
    19       4     0.7927     0.7789     0.3899
    20       1     0.75       0.125      0.5   
    21       1     0.625      0.0        0.25  
    22       1     0.75       0.875      0.0   
    23       2     0.75       0.875      0.5   
    24       2     0.875      0.0        0.25  
    25       2     0.75       0.125      0.0   
    26       4     0.7927     0.2789     0.6101
    27       4     0.4711     0.0427     0.3601
    28       4     0.7073     0.7211     0.1101
    29       3     0.0        0.0        0.5   
    30       4     0.0289     0.0427     0.6399
    31       4     0.9711     0.9573     0.3601
    32       1     0.25       0.375      0.5   
    33       1     0.25       0.625      0.0   
    34       2     0.25       0.625      0.5   
    35       2     0.25       0.375      0.0   
    36       3     0.25       0.25       0.25  
    37       3     0.5        0.0        0.0   
    38       3     0.25       0.75       0.75  
    39       4     0.2927     0.2211     0.3899
    40       4     0.4711     0.9573     0.1399
    41       4     0.2073     0.7789     0.8899
    42       1     0.25       0.125      0.0   
    43       1     0.25       0.875      0.5   
    44       2     0.25       0.875      0.0   
    45       2     0.25       0.125      0.5   
    46       4     0.2073     0.2789     0.1101
    47       4     0.5289     0.0427     0.8601
    48       4     0.2927     0.7211     0.6101
    49       1     0.375      0.5        0.25  
    50       2     0.125      0.5        0.25  
    51       3     0.5        0.5        0.5   
    52       4     0.5289     0.4573     0.3601
    53       1     0.625      0.5        0.75  
    54       2     0.875      0.5        0.75  
    55       4     0.4711     0.5427     0.6399
    56       1     0.125      0.5        0.75  
    57       2     0.375      0.5        0.75  
    58       3     0.0        0.5        0.0   
    59       4     0.9711     0.5427     0.8601
    60       1     0.875      0.5        0.25  
    61       2     0.625      0.5        0.25  
    62       4     0.0289     0.4573     0.1399
    63       3     0.5        0.5        0.0   
    64       4     0.4711     0.4573     0.8601
    65       4     0.5289     0.5427     0.1399
    66       3     0.0        0.5        0.5   
    67       4     0.0289     0.5427     0.3601
    68       4     0.9711     0.4573     0.6399
    69       1     0.0        0.25       0.125 
    70       2     0.0        0.25       0.375 
    71       4     0.0427     0.1399     0.9711
    72       4     0.1399     0.9711     0.0427
    73       1     0.0        0.75       0.875 
    74       2     0.0        0.75       0.625 
    75       4     0.9573     0.8601     0.0289
    76       4     0.8601     0.0289     0.9573
    77       1     0.0        0.75       0.375 
    78       1     0.5        0.75       0.625 
    79       2     0.0        0.75       0.125 
    80       2     0.5        0.75       0.375 
    81       4     0.2211     0.8899     0.7073
    82       4     0.8899     0.7073     0.2211
    83       4     0.9573     0.6399     0.5289
    84       4     0.6399     0.5289     0.9573
    85       4     0.7789     0.3899     0.7927
    86       4     0.3899     0.7927     0.7789
    87       1     0.5        0.75       0.125 
    88       1     0.0        0.25       0.625 
    89       2     0.5        0.75       0.875 
    90       2     0.0        0.25       0.875 
    91       4     0.2789     0.6101     0.7927
    92       4     0.6101     0.7927     0.2789
    93       4     0.0427     0.3601     0.4711
    94       4     0.3601     0.4711     0.0427
    95       4     0.7211     0.1101     0.7073
    96       4     0.1101     0.7073     0.7211
    97       4     0.0427     0.6399     0.0289
    98       4     0.6399     0.0289     0.0427
    99       4     0.9573     0.3601     0.9711
   100       4     0.3601     0.9711     0.9573
   101       1     0.5        0.25       0.375 
   102       2     0.5        0.25       0.625 
   103       4     0.2211     0.3899     0.2927
   104       4     0.3899     0.2927     0.2211
   105       4     0.9573     0.1399     0.4711
   106       4     0.1399     0.4711     0.9573
   107       4     0.7789     0.8899     0.2073
   108       4     0.8899     0.2073     0.7789
   109       1     0.5        0.25       0.875 
   110       2     0.5        0.25       0.125 
   111       4     0.2789     0.1101     0.2073
   112       4     0.1101     0.2073     0.2789
   113       4     0.0427     0.8601     0.5289
   114       4     0.8601     0.5289     0.0427
   115       4     0.7211     0.6101     0.2927
   116       4     0.6101     0.2927     0.7211
   117       4     0.4573     0.3601     0.5289
   118       4     0.3601     0.5289     0.4573
   119       4     0.5427     0.6399     0.4711
   120       4     0.6399     0.4711     0.5427
   121       4     0.5427     0.8601     0.9711
   122       4     0.8601     0.9711     0.5427
   123       4     0.4573     0.1399     0.0289
   124       4     0.1399     0.0289     0.4573
   125       4     0.4573     0.8601     0.4711
   126       4     0.8601     0.4711     0.4573
   127       4     0.5427     0.1399     0.5289
   128       4     0.1399     0.5289     0.5427
   129       4     0.5427     0.3601     0.0289
   130       4     0.3601     0.0289     0.5427
   131       4     0.4573     0.6399     0.9711
   132       4     0.6399     0.9711     0.4573
   133       3     0.25       0.25       0.75  
   134       3     0.25       0.75       0.25  
   135       4     0.2927     0.2789     0.8899
   136       4     0.2073     0.7211     0.3899
   137       4     0.2073     0.2211     0.6101
   138       4     0.2927     0.7789     0.1101
   139       3     0.75       0.25       0.25  
   140       3     0.75       0.75       0.75  
   141       4     0.7073     0.2789     0.3899
   142       4     0.7927     0.7211     0.8899
   143       4     0.7927     0.2211     0.1101
   144       4     0.7073     0.7789     0.6101
   145       4     0.7789     0.6101     0.7073
   146       4     0.1101     0.7927     0.2211
   147       4     0.2211     0.1101     0.7927
   148       4     0.6101     0.7073     0.7789
   149       4     0.7211     0.8899     0.7927
   150       4     0.3899     0.7073     0.2789
   151       4     0.2789     0.3899     0.7073
   152       4     0.8899     0.7927     0.7211
   153       4     0.7789     0.1101     0.2927
   154       4     0.6101     0.2073     0.2211
   155       4     0.2211     0.6101     0.2073
   156       4     0.1101     0.2927     0.7789
   157       4     0.7211     0.3899     0.2073
   158       4     0.8899     0.2927     0.2789
   159       4     0.2789     0.8899     0.2927
   160       4     0.3899     0.2073     0.7211


X-ray density (g/cm cub.)   =      2.77

MU (1/cm) =      63.016    Mass attenuation coefficient (cm**2/g) =     22.738

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

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

    1    Na                  2.772        8
                                                 2.3513       4
                                                 2.3513       4
                                                 2.5438       4
                                                 2.3513       4
                                                 2.5438       4
                                                 2.5438       4
                                                 2.5438       4
                                                 2.3513       4
    2    Li                  2.412        4
                                                 1.8458       4
                                                 1.8458       4
                                                 1.8458       4
                                                 1.8458       4
    3    Al                  2.28         6
                                                 1.8071       4
                                                 1.8071       4
                                                 1.8071       4
                                                 1.8071       4
                                                 1.8071       4
                                                 1.8071       4
    4    F                   3.192        9
                                                 2.863        4
                                                 2.5152       4
                                                 2.5152       4
                                                 2.5955       4
                                                 2.5955       4
                                                 3.0869       4
                                                 3.1081       4
                                                 3.0802       4
                                                 3.0869       4

  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  8.955  17.909   0.101   79.62   24       43.6      114.5
    2   2   2   0 10.354  20.708   0.117   59.0    12      205.1      939.0
    3   3   2   1 13.754  27.509   0.154   32.54   48       27.7       37.6
    4   4   0   0 14.725  29.45    0.165   28.14    6      315.6      530.2
    5   4   2   0 16.51   33.019   0.184   22.0    24      147.6      362.7
    6   3   3   2 17.34   34.681   0.193   19.77   24      104.0      161.8
    7   2   2   4 18.138  36.275   0.202   17.92   24       25.8        9.0
    8   4   3   1 18.906  37.811   0.21    16.35   48      122.3      369.8
    9   5   2   1 20.368  40.736   0.226   13.86   48      166.6      581.8
   10   4   4   0 21.067  42.134   0.233   12.85   12       90.5       39.8
   11   1   1   6 23.061  46.122   0.254   10.49   24      234.8      437.2
   12   5   3   2 23.061  46.122   0.254   10.49   48      135.3      290.4
   13   6   2   0 23.696  47.392   0.261    9.86   24      177.1      233.9
   14   5   4   1 24.319  48.637   0.267    9.3    48        5.1        0.4
   15   6   3   1 25.53   51.059   0.28     8.32   48       26.7        9.0
   16   4   4   4 26.12   52.239   0.286    7.9     8      249.3      123.8
   17   5   4   3 26.7    53.401   0.292    7.52   48       54.3       33.5
   18   6   4   0 27.272  54.545   0.297    7.16   24      208.4      235.3
   19   3   3   6 27.837  55.673   0.303    6.84   24       15.7        1.3
   20   5   5   2 27.837  55.673   0.303    6.84   24      172.5      153.9
   21   7   2   1 27.837  55.673   0.303    6.84   48        3.9        0.2
   22   6   4   2 28.393  56.786   0.309    6.54   48      211.5      442.1
   23   6   5   1 30.023  60.046   0.325    5.76   48       98.0       83.7
   24   7   3   2 30.023  60.046   0.325    5.76   48       54.5       25.9
   25   8   0   0 30.554  61.108   0.33     5.54    6      362.9      138.0
   26   7   4   1 31.08   62.16    0.335    5.34   48       61.2       30.2
   27   8   2   0 31.601  63.201   0.34     5.15   24       57.5       12.9
   28   6   5   3 32.117  64.234   0.345    4.97   48       23.5        4.2
   29   2   2   8 32.628  65.257   0.35     4.8    24      153.1       85.1
   30   6   6   0 32.628  65.257   0.35     4.8    12       88.5       14.2
   31   7   4   3 33.136  66.272   0.355    4.64   48       64.9       29.6
   32   8   3   1 33.136  66.272   0.355    4.64   48       35.0        8.6
   33   7   5   2 34.139  68.278   0.364    4.36   48       27.2        4.9
   34   8   4   0 34.636  69.271   0.369    4.23   24      239.4      183.6
   35   8   4   2 35.619  71.238   0.378    4.0    48       74.8       33.9
   36   5   5   6 36.106  72.212   0.383    3.9    24       45.2        6.0
   37   7   6   1 36.106  72.212   0.383    3.9    48       44.5       11.7
   38   9   2   1 36.106  72.212   0.383    3.9    48       47.1       13.1
   39   6   6   4 36.591  73.182   0.387    3.8    24      185.9       99.3
   40   7   5   4 37.073  74.146   0.391    3.71   48       57.5       18.6
   41   8   5   1 37.073  74.146   0.391    3.71   48       72.7       29.6
   42   7   6   3 38.031  76.061   0.4      3.54   48       13.9        1.0
   43   9   3   2 38.031  76.061   0.4      3.54   48       75.3       30.3
   44   4   4   8 38.506  77.013   0.404    3.46   24      127.7       42.7
   45   8   5   3 38.98   77.961   0.408    3.39   48      127.6       83.5
   46   9   4   1 38.98   77.961   0.408    3.39   48      110.0       62.1
   47   8   6   0 39.453  78.905   0.412    3.33   24       15.6        0.6
   48   1   1  10 39.923  79.847   0.417    3.26   24       39.0        3.8
   49   7   7   2 39.923  79.847   0.417    3.26   24       59.1        8.6
   50   8   6   2 40.393  80.786   0.421    3.21   48       61.3       18.2
   51  10   2   0 40.393  80.786   0.421    3.21   24       76.4       14.1
   52   9   4   3 40.861  81.722   0.425    3.15   48       21.9        2.3
   53   7   6   5 41.794  83.588   0.433    3.06   48       94.0       40.9
   54   9   5   2 41.794  83.588   0.433    3.06   48       42.8        8.5
   55  10   3   1 41.794  83.588   0.433    3.06   48       24.4        2.8
   56   8   7   1 42.724  85.447   0.44     2.98   48       21.1        2.0
   57   8   6   4 43.188  86.375   0.444    2.94   48       83.5       31.0
   58  10   4   0 43.188  86.375   0.444    2.94   24      151.0       50.7
   59   3   3  10 43.651  87.302   0.448    2.91   24        4.8        0.1
   60   9   6   1 43.651  87.302   0.448    2.91   48      112.1       55.2
   61  10   4   2 44.114  88.228   0.452    2.88   48      164.6      117.9
   62   8   7   3 44.577  89.154   0.456    2.85   48       78.5       26.6
   63   9   5   4 44.577  89.154   0.456    2.85   48       20.2        1.8


  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   1   1   2   8.955  17.909  4.94879      114.5     12.2     12.2     5.6
    2   2   2   0  10.354  20.708  4.28577      939.0    100.0    100.0     5.6
    3   3   2   1  13.754  27.509  3.23974       37.6      4.0      4.0     5.6
    4   4   0   0  14.725  29.45   3.0305       530.2     56.5     56.1     5.6
    5   4   2   0  16.51   33.019  2.71056      362.7     38.6     38.3     5.6
    6   3   3   2  17.34   34.681  2.58442      161.8     17.2     17.0     5.7
    7   4   3   1  18.906  37.811  2.37732      369.8     39.4     38.8     5.7
    8   5   2   1  20.368  40.736  2.21316      581.8     62.0     60.9     5.7
    9   4   4   0  21.067  42.134  2.14289       39.8      4.2      4.2     5.7
   10   1   1   6  23.061  46.122  1.96645      727.6     77.5     75.7     5.7
   11   6   2   0  23.696  47.392  1.91666      233.9     24.9     24.3     5.7
   12   4   4   4  26.12   52.239  1.74966      123.8     13.2     12.8     5.8
   13   5   4   3  26.7    53.401  1.71431       33.5      3.6      3.5     5.8
   14   6   4   0  27.272  54.545  1.68102      235.3     25.1     24.2     5.8
   15   5   5   2  27.837  55.673  1.6496       155.3     16.5     16.0     5.8
   16   6   4   2  28.393  56.786  1.61987      442.1     47.1     45.4     5.8
   17   6   5   1  30.023  60.046  1.5395       109.6     11.7     11.2     5.8
   18   8   0   0  30.554  61.108  1.51525      138.0     14.7     14.1     5.8
   19   7   4   1  31.08   62.16   1.49212       30.2      3.2      3.1     5.8
   20   8   2   0  31.601  63.201  1.47001       12.9      1.4      1.3     5.9
   21   2   2   8  32.628  65.257  1.42859       99.3     10.6     10.1     5.9
   22   7   4   3  33.136  66.272  1.40915       38.2      4.1      3.9     5.9
   23   8   4   0  34.636  69.271  1.35528      183.6     19.6     18.5     5.9
   24   8   4   2  35.619  71.238  1.32262       33.9      3.6      3.4     5.9
   25   9   2   1  36.106  72.212  1.30715       30.8      3.3      3.1     5.9
   26   6   6   4  36.591  73.182  1.29221       99.3     10.6      9.9     6.0
   27   8   5   1  37.073  74.146  1.27777       48.2      5.1      4.8     6.0
   28   9   3   2  38.031  76.061  1.25029       31.4      3.3      3.1     6.0
   29   4   4   8  38.506  77.013  1.2372        42.7      4.6      4.2     6.0
   30   8   5   3  38.98   77.961  1.22451      145.6     15.5     14.4     6.0
   31   7   7   2  39.923  79.847  1.20026       12.4      1.3      1.2     6.0
   32   8   6   2  40.393  80.786  1.18866       32.4      3.4      3.2     6.1
   33   7   6   5  41.794  83.588  1.15579       52.1      5.6      5.1     6.1
   34  10   4   0  43.188  86.375  1.1255        81.7      8.7      7.9     6.1
   35   9   6   1  43.651  87.302  1.11592       55.2      5.9      5.3     6.2
   36  10   4   2  44.114  88.228  1.10658      117.9     12.6     11.4     6.2
   37   8   7   3  44.577  89.154  1.09747       28.3      3.0      2.7     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)