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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OXIDE_CS

3

Cs(2)O(3)


Cubic  I 4(-)3d  Z = 8

I4(-)3d

2 .2 .26

Ref.Str.:

         Helms A., Klemm W. (1939)

         * Z. Anorg. Allgem. Chemie, 242, 201-214

         R: N.A.D.

                   Initial data from BDM-file 

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

             a =   9.86     alpha =   90.0 
             b =   9.86     beta  =   90.0 
             c =   9.86     gamma =   90.0 

    Unit cell volume (cub. angs.) =   958.59

    Molar volume ( cub.cm/mol.) =    72.17

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

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

   1 0.054   0.054   0.054    0.0    Cs    = 1.00
   2 0.375   0.0     0.25     0.0    O     = 1.00
   3 0.625   0.0     0.75     0.0    O     = 1.00


  Co-ordinates for all atomic positions :

   No       NoP      x/a        y/b       z/c 

     1       1     0.054      0.054      0.054 
     2       2     0.375      0.0        0.25  
     3       3     0.625      0.0        0.75  
     4       1     0.446      0.946      0.554 
     5       2     0.125      0.0        0.75  
     6       3     0.875      0.0        0.25  
     7       1     0.946      0.554      0.446 
     8       2     0.625      0.5        0.25  
     9       3     0.375      0.5        0.75  
    10       1     0.554      0.446      0.946 
    11       2     0.875      0.5        0.75  
    12       3     0.125      0.5        0.25  
    13       1     0.946      0.446      0.054 
    14       1     0.554      0.554      0.554 
    15       1     0.054      0.946      0.446 
    16       1     0.446      0.054      0.946 
    17       1     0.304      0.304      0.304 
    18       2     0.25       0.625      0.5   
    19       3     0.25       0.875      0.0   
    20       1     0.196      0.696      0.804 
    21       2     0.25       0.375      0.0   
    22       3     0.25       0.125      0.5   
    23       1     0.804      0.196      0.696 
    24       2     0.75       0.875      0.5   
    25       3     0.75       0.625      0.0   
    26       1     0.696      0.804      0.196 
    27       2     0.75       0.125      0.0   
    28       3     0.75       0.375      0.5   
    29       1     0.696      0.196      0.304 
    30       1     0.804      0.804      0.804 
    31       1     0.196      0.304      0.696 
    32       1     0.304      0.696      0.196 
    33       2     0.0        0.25       0.375 
    34       3     0.0        0.75       0.625 
    35       2     0.0        0.75       0.125 
    36       3     0.0        0.25       0.875 
    37       2     0.5        0.25       0.625 
    38       3     0.5        0.75       0.375 
    39       2     0.5        0.75       0.875 
    40       3     0.5        0.25       0.125 


X-ray density (g/cm cub.)   =      4.35

MU (1/cm) =    1178.671    Mass attenuation coefficient (cm**2/g) =    271.121

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

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

    1    Cs                  3.612        6
                                                 3.1238       2
                                                 2.6708       3
                                                 2.6708       3
                                                 3.1238       2
                                                 3.1238       2
                                                 2.6708       3
    2    O                   3.264        4
                                                 3.019        3
                                                 3.019        3
                                                 3.019        3
                                                 3.019        3
    3    O                   3.264        4
                                                 3.019        2
                                                 3.019        2
                                                 3.019        2
                                                 3.019        2

  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   0  6.343  12.686   0.072  160.89   12        0.0        0.0
    2   2   0   0  8.989  17.978   0.101   78.99    6        0.0        0.0
    3   1   1   2 11.032  22.064   0.124   51.72   24      211.1     6018.0
    4   2   2   0 12.766  25.531   0.143   38.1    12      400.8     7991.1
    5   3   1   0 14.303  28.605   0.16    29.94   24      356.9     9964.4
    6   3   2   1 16.996  33.992   0.19    20.65   48      251.3     6810.1
    7   4   0   0 18.209  36.418   0.203   17.76    6      190.1      419.2
    8   3   3   0 19.356  38.713   0.215   15.52   12        0.0        0.0
    9   4   2   0 20.449  40.898   0.227   13.74   24       83.6      251.0
   10   3   3   2 21.495  42.99    0.238   12.29   24      316.7     3219.4
   11   2   2   4 22.502  45.004   0.248   11.08   24      273.9     2171.7
   12   4   3   1 23.475  46.949   0.259   10.07   48      307.1     4961.1
   13   5   1   0 23.475  46.949   0.259   10.07   24      307.1     2480.6
   14   5   2   1 25.334  50.667   0.278    8.47   48      252.2     2814.3
   15   4   4   0 26.227  52.453   0.287    7.83   12        7.4        0.6
   16   5   3   0 27.099  54.197   0.296    7.27   24      123.3      288.6
   17   6   0   0 27.952  55.904   0.304    6.77    6        0.0        0.0
   18   1   1   6 28.788  57.577   0.313    6.33   24      211.3      739.0
   19   5   3   2 28.788  57.577   0.313    6.33   48      164.3      893.4
   20   6   2   0 29.609  59.219   0.321    5.95   24      231.6      833.1
   21   5   4   1 30.417  60.834   0.329    5.6    48      277.8     2256.9
   22   6   3   1 31.995  63.99    0.344    5.01   48      149.6      585.1
   23   4   4   4 32.768  65.537   0.351    4.76    8      520.8     1122.9
   24   5   4   3 33.532  67.064   0.359    4.53   48      113.2      302.9
   25   5   5   0 33.532  67.064   0.359    4.53   12        0.0        0.0
   26   7   1   0 33.532  67.064   0.359    4.53   24      113.2      151.5
   27   6   4   0 34.287  68.575   0.366    4.32   24       54.0       33.0
   28   3   3   6 35.035  70.07    0.373    4.14   24      216.3      505.5
   29   5   5   2 35.035  70.07    0.373    4.14   24       85.8       79.5
   30   7   2   1 35.035  70.07    0.373    4.14   48      257.1     1428.0
   31   6   4   2 35.775  71.551   0.379    3.97   48      291.7     1763.6
   32   7   3   0 36.51   73.019   0.386    3.81   24      257.4      660.3
   33   6   5   1 37.961  75.923   0.399    3.55   48      253.7     1193.5
   34   7   3   2 37.961  75.923   0.399    3.55   48       52.6       51.3
   35   8   0   0 38.68   77.361   0.406    3.44    6      395.4      350.8
   36   7   4   1 39.395  78.79    0.412    3.33   48      105.6      194.2
   37   8   2   0 40.106  80.213   0.418    3.24   24        0.0        0.0
   38   6   5   3 40.815  81.629   0.424    3.16   48      178.3      524.3
   39   2   2   8 41.52   83.04    0.43     3.08   24      308.1      764.8
   40   6   6   0 41.52   83.04    0.43     3.08   12       77.6       24.2
   41   7   4   3 42.224  84.448   0.436    3.02   48      241.5      919.6
   42   7   5   0 42.224  84.448   0.436    3.02   24      198.1      309.3
   43   8   3   1 42.224  84.448   0.436    3.02   48      241.5      919.6
   44   7   5   2 43.626  87.253   0.448    2.91   48      167.2      425.0
   45   8   4   0 44.326  88.652   0.454    2.86   24       72.0       38.8


  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  11.032  22.064  4.02533     6018.0     60.4     60.7     5.6
    2   2   2   0  12.766  25.531  3.48604     7991.1     80.2     80.4     5.6
    3   3   1   0  14.303  28.605  3.11801     9964.4    100.0    100.0     5.6
    4   3   2   1  16.996  33.992  2.6352      6810.1     68.3     68.0     5.7
    5   4   0   0  18.209  36.418  2.465        419.2      4.2      4.2     5.7
    6   4   2   0  20.449  40.898  2.20476      251.0      2.5      2.5     5.7
    7   3   3   2  21.495  42.99   2.10216     3219.4     32.3     31.9     5.7
    8   2   2   4  22.502  45.004  2.01266     2171.7     21.8     21.5     5.7
    9   4   3   1  23.475  46.949  1.93371     7441.7     74.7     73.4     5.7
   10   5   2   1  25.334  50.667  1.80018     2814.3     28.2     27.6     5.8
   11   5   3   0  27.099  54.197  1.69098      288.6      2.9      2.8     5.8
   12   5   3   2  28.788  57.577  1.5995      1632.4     16.4     15.9     5.8
   13   6   2   0  29.609  59.219  1.559        833.1      8.4      8.1     5.8
   14   5   4   1  30.417  60.834  1.52143     2256.9     22.7     21.9     5.8
   15   6   3   1  31.995  63.99   1.45378      585.1      5.9      5.6     5.9
   16   4   4   4  32.768  65.537  1.42317     1122.9     11.3     10.8     5.9
   17   5   4   3  33.532  67.064  1.39441      454.4      4.6      4.4     5.9
   18   7   2   1  35.035  70.07   1.34178     2013.1     20.2     19.2     5.9
   19   6   4   2  35.775  71.551  1.3176      1763.6     17.7     16.8     5.9
   20   7   3   0  36.51   73.019  1.29468      660.3      6.6      6.3     6.0
   21   6   5   1  37.961  75.923  1.25222     1244.9     12.5     11.7     6.0
   22   8   0   0  38.68   77.361  1.2325       350.8      3.5      3.3     6.0
   23   7   4   1  39.395  78.79   1.21368      194.2      1.9      1.8     6.0
   24   6   5   3  40.815  81.629  1.1785       524.3      5.3      4.9     6.1
   25   2   2   8  41.52   83.04   1.16201      789.0      7.9      7.3     6.1
   26   7   4   3  42.224  84.448  1.1462      2148.6     21.6     19.9     6.1
   27   7   5   2  43.626  87.253  1.11643      425.0      4.3      3.9     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)