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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OTAVITE

1, g-smithsonite

CdCO(3)


Hexagonal  R 3(-)c  Z = 6

R3(-)c

25 .6 .1992

Ref.Str.:

         1. Reeder R.J., Editor (1983)

         * Reviews in Mineralogy, 11, 6-22

         2. Borodin V.L., Lyntin V.I., Ilyukhin V.V., Belov N.V. (1979)

         * Soviet Phys. Dokl., 24, 226-227

                   Initial data from BDM-file 

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

             a =   4.923    alpha =   90.0 
             b =   4.923    beta  =   90.0 
             c =  16.287    gamma =  120.0 

    Unit cell volume (cub. angs.) =   341.85

    Molar volume ( cub.cm/mol.) =    34.32

  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      0.0    Cd    = 1.00
   2 0.0     0.0     0.25     0.0    C     = 1.00
   3 0.2621  0.0     0.25     0.0    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     0.0        0.0        0.25  
     3       3     0.2621     0.0        0.25  
     4       3     0.0        0.2621     0.25  
     5       3     0.7379     0.7379     0.25  
     6       1     0.6667     0.3333     0.3333
     7       1     0.3333     0.6667     0.6667
     8       2     0.6667     0.3333     0.5833
     9       2     0.3333     0.6667     0.9167
    10       3     0.6667     0.5954     0.5833
    11       3     0.0712     0.4046     0.9167
    12       3     0.4046     0.0712     0.5833
    13       3     0.5954     0.6667     0.9167
    14       3     0.9288     0.3333     0.5833
    15       3     0.3333     0.9287     0.9167
    16       1     0.0        0.0        0.5   
    17       2     0.0        0.0        0.75  
    18       3     0.2621     0.2621     0.75  
    19       3     0.0        0.7379     0.75  
    20       3     0.7379     0.0        0.75  
    21       1     0.6667     0.3333     0.8333
    22       1     0.3333     0.6667     0.1667
    23       2     0.6667     0.3333     0.0833
    24       2     0.3333     0.6667     0.4167
    25       3     0.6667     0.0712     0.0833
    26       3     0.0712     0.6667     0.4167
    27       3     0.4046     0.3333     0.0833
    28       3     0.5954     0.9288     0.4167
    29       3     0.9288     0.5954     0.0833
    30       3     0.3333     0.4046     0.4167


X-ray density (g/cm cub.)   =      5.02

MU (1/cm) =     774.187    Mass attenuation coefficient (cm**2/g) =    154.121

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

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

    1    Cd                  2.82         6
                                                 2.2877       3
                                                 2.2878       3
                                                 2.2877       3
                                                 2.2877       3
                                                 2.2876       3
                                                 2.2877       3
    2    C                   1.872        3
                                                 1.2903       3
                                                 1.2903       3
                                                 1.2903       3
    3    O                   3.264        8
                                                 3.1897       3
                                                 2.2349       3
                                                 3.1897       3
                                                 3.1897       3
                                                 3.1897       3
                                                 2.2349       3
                                                 3.0662       3
                                                 3.0664       3

  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   0  -2 11.767  23.534   0.132   45.21    6      195.3     8853.4
    2   1   0   4 15.164  30.329   0.17    26.42    6      299.9    12200.3
    3   0   0   6 16.485  32.97    0.184   22.07    2      109.4      451.8
    4   1   1   0 18.236  36.472   0.203   17.7     6      215.1     4206.9
    5   1   1   3 20.096  40.192   0.223   14.28   12       68.1      679.8
    6   2   0   2 21.933  43.865   0.242   11.74    6      229.4     3173.3
    7   2   0  -4 24.071  48.142   0.265    9.52    6      200.7     1967.8
    8   1   0  -8 24.789  49.578   0.272    8.9     6      248.0     2810.5
    9   1   1   6 24.988  49.976   0.274    8.74   12      222.2     4430.3
   10   2   1   1 28.708  57.416   0.312    6.37   12       43.5      124.1
   11   2   1  -2 29.162  58.324   0.316    6.15   12      199.7     2520.9
   12   1   0  10 30.416  60.832   0.329    5.6     6      157.5      712.8
   13   2   1   4 30.936  61.872   0.334    5.39   12      184.1     1875.6
   14   2   0   8 31.546  63.092   0.34     5.16    6      179.4      853.5
   15   1   1   9 31.891  63.781   0.343    5.04   12       46.6      112.4
   16   2   1  -5 32.229  64.458   0.346    4.93   12       39.1       77.4
   17   3   0   0 32.821  65.642   0.352    4.74    6      227.6     1260.3
   18   0   0  12 34.578  69.156   0.368    4.25    2      252.1      462.0
   19   2   1   7 35.553  71.106   0.377    4.02   12       35.6       52.3
   20   2   0 -10 36.526  73.051   0.386    3.81    6      180.9      640.4
   21   2   1  -8 37.563  75.125   0.396    3.62   12      168.3     1052.1
   22   3   0  -6 37.72   75.44    0.397    3.59    6      132.9      325.5
   23   3   0   6 37.72   75.44    0.397    3.59    6      132.9      325.5
   24   2   2   0 38.746  77.491   0.406    3.43    6      162.5      464.7
   25   2   2   3 39.922  79.844   0.417    3.26   12       10.6        3.7
   26   1   1  12 40.397  80.795   0.421    3.21   12      157.4      815.4
   27   3   1  -1 40.778  81.556   0.424    3.16   12        4.8        0.7
   28   3   1   2 41.167  82.333   0.427    3.12   12      134.1      576.4
   29   2   1  10 42.255  84.51    0.436    3.02   12      164.9      842.1
   30   3   1  -4 42.713  85.427   0.44     2.98   12      190.4     1108.4
   31   1   0 -14 43.34   86.68    0.446    2.93    6      135.3      275.2
   32   2   2   6 43.408  86.816   0.446    2.92   12      165.6      823.1
   33   3   1   5 43.869  87.738   0.45     2.89   12        4.4        0.6
   34   2   1 -11 44.951  89.901   0.459    2.83   12       28.7       23.9


  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   0   2  11.767  23.534  3.77711     8853.4     72.6     73.0     5.6
    2   1   0   4  15.164  30.329  2.9446     12200.3    100.0    100.0     5.6
    3   0   0   6  16.485  32.97   2.7145       451.8      3.7      3.7     5.6
    4   1   1   0  18.236  36.472  2.4615      4206.9     34.5     34.3     5.7
    5   1   1   3  20.096  40.192  2.24183      679.8      5.6      5.5     5.7
    6   2   0   2  21.933  43.865  2.06224     3173.3     26.0     25.7     5.7
    7   2   0   4  24.071  48.142  1.88856     1967.8     16.1     15.8     5.7
    8   1   0   8  24.789  49.578  1.83716     2810.5     23.0     22.6     5.7
    9   1   1   6  24.988  49.976  1.82344     4430.3     36.3     35.6     5.7
   10   2   1   1  28.708  57.416  1.6036       124.1      1.0      1.0     5.8
   11   2   1   2  29.162  58.324  1.58078     2520.9     20.7     20.0     5.8
   12   1   0  10  30.416  60.832  1.52146      712.8      5.8      5.6     5.8
   13   2   1   4  30.936  61.872  1.49836     1875.6     15.4     14.8     5.8
   14   2   0   8  31.546  63.092  1.4723       853.5      7.0      6.7     5.9
   15   3   0   0  32.821  65.642  1.42115     1260.3     10.3      9.9     5.9
   16   0   0  12  34.578  69.156  1.35725      462.0      3.8      3.6     5.9
   17   2   0  10  36.526  73.051  1.29419      640.4      5.2      5.0     6.0
   18   2   1   8  37.563  75.125  1.26353     1052.1      8.6      8.1     6.0
   19   3   0   6  37.72   75.44   1.25904      650.9      5.3      5.0     6.0
   20   2   2   0  38.746  77.491  1.23075      464.7      3.8      3.6     6.0
   21   1   1  12  40.397  80.795  1.18854      815.4      6.7      6.2     6.1
   22   3   1   2  41.167  82.333  1.17019      576.4      4.7      4.4     6.1
   23   2   1  10  42.255  84.51   1.14551      842.1      6.9      6.4     6.1
   24   3   1   4  42.713  85.427  1.13555     1108.4      9.1      8.4     6.1
   25   1   0  14  43.34   86.68   1.12232      275.2      2.3      2.1     6.1
   26   2   2   6  43.408  86.816  1.12092      823.1      6.7      6.2     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)