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       ***
                  ***********************
CERITE_CE

1, DF

(Ce,La,Nd,Ca)(9)(Fe''',Mg,Al)[SiO(4)](6)[SiO(3)OH](OH)(3)


Hexagonal  R 3c  Z = 6

R =0.032          NR =1711

21 .9 .1990

Ref.Str.:

         Moore P.B. (1983)

         * Amer. Mineral., 68, 996-1003

Reserv:

         See U(ij) in the original

                   Initial data from BDM-file 

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

             a =  10.779    alpha =   90.0 
             b =  10.779    beta  =   90.0 
             c =  38.06     gamma =  120.0 

    Unit cell volume (cub. angs.) =  3829.63

    Molar volume ( cub.cm/mol.) =   384.45

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

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

   1 0.2552  0.1318  0.0683   0.0    Ce    = 0.94, La    = 0.06
   2 0.1435  0.2621  0.4329   0.0    Ce    = 0.89, La    = 0.11
   3 0.2592  0.1357  0.1762   0.0    Ce    = 0.88, La    = 0.12
   4 0.3164  0.1471  0.3641   0.0    Si    = 1.00
   5 0.2653  0.0907  0.3232   0.0    O     = 1.00
   6 0.2764  0.0034  0.3871   0.0    O     = 1.00
   7 0.2578  0.2478  0.3796   0.0    O     = 1.00
   8 0.0857  0.1785  0.0334   0.0    O     = 1.00
   9 0.1499  0.3255  0.1376   0.0    Si    = 1.00
  10 0.2415  0.2645  0.1177   0.0    O     = 1.00
  11 0.986   0.264   0.1236   0.0    O     = 1.00
  12 0.1682  0.0743  0.4655   0.0    O     = 1.00
  13 0.1396  0.2824  0.1788   0.0    O     = 1.00
  14 0.0     0.0     0.0      0.0    Mg    = 1.00
  15 0.0     0.0     0.2524   0.0    Si    = 0.86, Si    = 0.0 
  16 0.1602  0.0392  0.2398   0.0    O     = 1.00
  17 0.0     0.0     0.2967   0.0    OH    = 0.87, OH    = 0.0 
  18 0.0     0.0     0.0638   0.0    OH    = 0.04, OH    = 0.0 
  19 0.0     0.0     0.09     0.0    OH    = 1.00
  20 0.0     0.0     0.1633   0.0    OH    = 0.94, OH    = 0.0 
  21 0.0     0.0     0.3444   0.0    Ca    = 0.17, Ca    = 0.0 
  22 0.0     0.0     0.409    0.0    OH    = 1.00


  Co-ordinates for all atomic positions :

   No       NoP      x/a        y/b       z/c 

     1       1     0.2552     0.1318     0.0683
     2       2     0.1435     0.2621     0.4329
     3       3     0.2592     0.1357     0.1762
     4       4     0.3164     0.1471     0.3641
     5       5     0.2653     0.0907     0.3232
     6       6     0.2764     0.0034     0.3871
     7       7     0.2578     0.2478     0.3796
     8       8     0.0857     0.1785     0.0334
     9       9     0.1499     0.3255     0.1376
    10      10     0.2415     0.2645     0.1177
    11      11     0.986      0.264      0.1236
    12      12     0.1682     0.0743     0.4655
    13      13     0.1396     0.2824     0.1788
    14      14     0.0        0.0        0.0   
    15      15     0.0        0.0        0.2524
    16      16     0.1602     0.0392     0.2398
    17      17     0.0        0.0        0.2967
    18      18     0.0        0.0        0.0638
    19      19     0.0        0.0        0.09  
    20      20     0.0        0.0        0.1633
    21      21     0.0        0.0        0.3444
    22      22     0.0        0.0        0.409 
    23       1     0.8682     0.1234     0.0683
    24       1     0.8766     0.7448     0.0683
    25       2     0.7379     0.8814     0.4329
    26       2     0.1186     0.8565     0.4329
    27       3     0.8643     0.1235     0.1762
    28       3     0.8765     0.7408     0.1762
    29       4     0.8529     0.1693     0.3641
    30       4     0.8307     0.6836     0.3641
    31       5     0.9093     0.1746     0.3232
    32       5     0.8254     0.7347     0.3232
    33       6     0.9966     0.273      0.3871
    34       6     0.727      0.7236     0.3871
    35       7     0.7522     0.01       0.3796
    36       7     0.99       0.7422     0.3796
    37       8     0.8215     0.9072     0.0334
    38       8     0.0928     0.9143     0.0334
    39       9     0.6745     0.8244     0.1376
    40       9     0.1756     0.8501     0.1376
    41      10     0.7355     0.977      0.1177
    42      10     0.023      0.7585     0.1177
    43      11     0.736      0.722      0.1236
    44      11     0.278      0.014      0.1236
    45      12     0.9257     0.0939     0.4655
    46      12     0.9061     0.8318     0.4655
    47      13     0.7176     0.8572     0.1788
    48      13     0.1428     0.8604     0.1788
    49      16     0.9608     0.121      0.2398
    50      16     0.879      0.8398     0.2398
    51       1     0.5349     0.4567     0.4016
    52       1     0.2099     0.4115     0.735 
    53       2     0.4046     0.2147     0.7662
    54       2     0.4519     0.5232     0.0996
    55       3     0.531      0.4568     0.5095
    56       3     0.2098     0.4075     0.8429
    57       4     0.5196     0.5026     0.6974
    58       4     0.164      0.3503     0.0308
    59       5     0.576      0.5079     0.6565
    60       5     0.1587     0.4014     0.9899
    61       6     0.6633     0.6063     0.7204
    62       6     0.0603     0.3903     0.0538
    63       7     0.4189     0.3433     0.7129
    64       7     0.3233     0.4089     0.0463
    65       8     0.4882     0.2405     0.3667
    66       8     0.4261     0.581      0.7001
    67       9     0.3412     0.1577     0.4709
    68       9     0.5089     0.5168     0.8043
    69      10     0.4022     0.3103     0.451 
    70      10     0.3563     0.4252     0.7844
    71      11     0.4027     0.0553     0.4569
    72      11     0.6113     0.6807     0.7903
    73      12     0.5924     0.4272     0.7988
    74      12     0.2394     0.4985     0.1322
    75      13     0.3843     0.1905     0.5121
    76      13     0.4761     0.5271     0.8455
    77      14     0.6667     0.3333     0.3333
    78      14     0.3333     0.6667     0.6667
    79      15     0.6667     0.3333     0.5857
    80      15     0.3333     0.6667     0.9191
    81      16     0.6275     0.4543     0.5731
    82      16     0.2123     0.5065     0.9065
    83      17     0.6667     0.3333     0.63  
    84      17     0.3333     0.6667     0.9634
    85      18     0.6667     0.3333     0.3971
    86      18     0.3333     0.6667     0.7305
    87      19     0.6667     0.3333     0.4233
    88      19     0.3333     0.6667     0.7567
    89      20     0.6667     0.3333     0.4966
    90      20     0.3333     0.6667     0.83  
    91      21     0.6667     0.3333     0.6777
    92      21     0.3333     0.6667     0.0111
    93      22     0.6667     0.3333     0.7423
    94      22     0.3333     0.6667     0.0757
    95       1     0.5433     0.0781     0.4016
    96       1     0.5885     0.7985     0.735 
    97       1     0.9219     0.4651     0.4016
    98       1     0.2015     0.7901     0.735 
    99       2     0.7853     0.1898     0.7662
   100       2     0.4768     0.9288     0.0996
   101       2     0.8102     0.5954     0.7662
   102       2     0.0712     0.548      0.0996
   103       3     0.5432     0.0741     0.5095
   104       3     0.5925     0.8024     0.8429
   105       3     0.9259     0.469      0.5095
   106       3     0.1976     0.7902     0.8429
   107       4     0.4974     0.0169     0.6974
   108       4     0.6497     0.8138     0.0308
   109       4     0.9831     0.4804     0.6974
   110       4     0.1862     0.8359     0.0308
   111       5     0.4921     0.068      0.6565
   112       5     0.5986     0.7574     0.9899
   113       5     0.932      0.424      0.6565
   114       5     0.2426     0.8413     0.9899
   115       6     0.3937     0.0569     0.7204
   116       6     0.6097     0.6701     0.0538
   117       6     0.9431     0.3367     0.7204
   118       6     0.3299     0.9396     0.0538
   119       7     0.6567     0.0755     0.7129
   120       7     0.5911     0.9145     0.0463
   121       7     0.9245     0.5811     0.7129
   122       7     0.0855     0.6767     0.0463
   123       8     0.7595     0.2476     0.3667
   124       8     0.419      0.8452     0.7001
   125       8     0.7524     0.5118     0.3667
   126       8     0.1548     0.5738     0.7001
   127       9     0.8423     0.1834     0.4709
   128       9     0.4832     0.9922     0.8043
   129       9     0.8166     0.6588     0.4709
   130       9     0.0078     0.491      0.8043
   131      10     0.6897     0.0918     0.451 
   132      10     0.5748     0.9312     0.7844
   133      10     0.9082     0.5978     0.451 
   134      10     0.0688     0.6436     0.7844
   135      11     0.9447     0.3473     0.4569
   136      11     0.3193     0.9307     0.7903
   137      11     0.6527     0.5973     0.4569
   138      11     0.0693     0.3886     0.7903
   139      12     0.5728     0.1651     0.7988
   140      12     0.5015     0.741      0.1322
   141      12     0.8349     0.4076     0.7988
   142      12     0.259      0.7606     0.1322
   143      13     0.8095     0.1937     0.5121
   144      13     0.4729     0.9491     0.8455
   145      13     0.8063     0.6157     0.5121
   146      13     0.0509     0.5238     0.8455
   147      16     0.5457     0.1731     0.5731
   148      16     0.4935     0.7059     0.9065
   149      16     0.8269     0.3725     0.5731
   150      16     0.2941     0.7876     0.9065
   151       1     0.2552     0.1234     0.5683
   152       2     0.1435     0.8814     0.9329
   153       3     0.2592     0.1235     0.6762
   154       4     0.3164     0.1693     0.8641
   155       5     0.2653     0.1746     0.8232
   156       6     0.2764     0.273      0.8871
   157       7     0.2578     0.01       0.8796
   158       8     0.0857     0.9072     0.5334
   159       9     0.1499     0.8244     0.6376
   160      10     0.2415     0.977      0.6177
   161      11     0.986      0.722      0.6236
   162      12     0.1682     0.0939     0.9655
   163      13     0.1396     0.8572     0.6788
   164      14     0.0        0.0        0.5   
   165      15     0.0        0.0        0.7524
   166      16     0.1602     0.121      0.7398
   167      17     0.0        0.0        0.7967
   168      18     0.0        0.0        0.5638
   169      19     0.0        0.0        0.59  
   170      20     0.0        0.0        0.6633
   171      21     0.0        0.0        0.8444
   172      22     0.0        0.0        0.909 
   173       1     0.8682     0.7448     0.5683
   174       1     0.8766     0.1318     0.5683
   175       2     0.7379     0.8565     0.9329
   176       2     0.1186     0.2621     0.9329
   177       3     0.8643     0.7408     0.6762
   178       3     0.8765     0.1357     0.6762
   179       4     0.8529     0.6836     0.8641
   180       4     0.8307     0.1471     0.8641
   181       5     0.9093     0.7347     0.8232
   182       5     0.8254     0.0907     0.8232
   183       6     0.9966     0.7236     0.8871
   184       6     0.727      0.0034     0.8871
   185       7     0.7522     0.7422     0.8796
   186       7     0.99       0.2478     0.8796
   187       8     0.8215     0.9143     0.5334
   188       8     0.0928     0.1785     0.5334
   189       9     0.6745     0.8501     0.6376
   190       9     0.1756     0.3255     0.6376
   191      10     0.7355     0.7585     0.6177
   192      10     0.023      0.2645     0.6177
   193      11     0.736      0.014      0.6236
   194      11     0.278      0.264      0.6236
   195      12     0.9257     0.8318     0.9655
   196      12     0.9061     0.0743     0.9655
   197      13     0.7176     0.8604     0.6788
   198      13     0.1428     0.2824     0.6788
   199      16     0.9608     0.8398     0.7398
   200      16     0.879      0.0392     0.7398
   201       1     0.5349     0.0781     0.9016
   202       1     0.2099     0.7985     0.235 
   203       2     0.4046     0.1898     0.2662
   204       2     0.4519     0.9288     0.5996
   205       3     0.531      0.0741     0.0095
   206       3     0.2098     0.8024     0.3429
   207       4     0.5196     0.0169     0.1974
   208       4     0.164      0.8138     0.5308
   209       5     0.576      0.068      0.1565
   210       5     0.1587     0.7574     0.4899
   211       6     0.6633     0.0569     0.2204
   212       6     0.0603     0.6701     0.5538
   213       7     0.4189     0.0755     0.2129
   214       7     0.3233     0.9145     0.5463
   215       8     0.4882     0.2476     0.8667
   216       8     0.4261     0.8452     0.2001
   217       9     0.3412     0.1834     0.9709
   218       9     0.5089     0.9922     0.3043
   219      10     0.4022     0.0918     0.951 
   220      10     0.3563     0.9312     0.2844
   221      11     0.4027     0.3473     0.9569
   222      11     0.6113     0.9307     0.2903
   223      12     0.5924     0.1651     0.2988
   224      12     0.2394     0.741      0.6322
   225      13     0.3843     0.1937     0.0121
   226      13     0.4761     0.9491     0.3455
   227      14     0.6667     0.3333     0.8333
   228      14     0.3333     0.6667     0.1667
   229      15     0.6667     0.3333     0.0857
   230      15     0.3333     0.6667     0.4191
   231      16     0.6275     0.1731     0.0731
   232      16     0.2123     0.7059     0.4065
   233      17     0.6667     0.3333     0.13  
   234      17     0.3333     0.6667     0.4634
   235      18     0.6667     0.3333     0.8971
   236      18     0.3333     0.6667     0.2305
   237      19     0.6667     0.3333     0.9233
   238      19     0.3333     0.6667     0.2567
   239      20     0.6667     0.3333     0.9966
   240      20     0.3333     0.6667     0.33  
   241      21     0.6667     0.3333     0.1777
   242      21     0.3333     0.6667     0.5111
   243      22     0.6667     0.3333     0.2423
   244      22     0.3333     0.6667     0.5757
   245       1     0.5433     0.4651     0.9016
   246       1     0.5885     0.7901     0.235 
   247       1     0.9219     0.4567     0.9016
   248       1     0.2015     0.4115     0.235 
   249       2     0.7853     0.5954     0.2662
   250       2     0.4768     0.5481     0.5996
   251       2     0.8102     0.2147     0.2662
   252       2     0.0712     0.5232     0.5996
   253       3     0.5432     0.469      0.0095
   254       3     0.5925     0.7902     0.3429
   255       3     0.9259     0.4568     0.0095
   256       3     0.1976     0.4075     0.3429
   257       4     0.4974     0.4804     0.1974
   258       4     0.6497     0.836      0.5308
   259       4     0.9831     0.5026     0.1974
   260       4     0.1862     0.3503     0.5308
   261       5     0.4921     0.424      0.1565
   262       5     0.5986     0.8413     0.4899
   263       5     0.932      0.5079     0.1565
   264       5     0.2426     0.4014     0.4899
   265       6     0.3937     0.3367     0.2204
   266       6     0.6097     0.9397     0.5538
   267       6     0.9431     0.6063     0.2204
   268       6     0.3299     0.3903     0.5538
   269       7     0.6567     0.5811     0.2129
   270       7     0.5911     0.6767     0.5463
   271       7     0.9245     0.3433     0.2129
   272       7     0.0855     0.4089     0.5463
   273       8     0.7595     0.5118     0.8667
   274       8     0.419      0.5739     0.2001
   275       8     0.7524     0.2405     0.8667
   276       8     0.1548     0.581      0.2001
   277       9     0.8423     0.6588     0.9709
   278       9     0.4832     0.4911     0.3043
   279       9     0.8166     0.1577     0.9709
   280       9     0.0078     0.5168     0.3043
   281      10     0.6897     0.5978     0.951 
   282      10     0.5748     0.6437     0.2844
   283      10     0.9082     0.3103     0.951 
   284      10     0.0688     0.4252     0.2844
   285      11     0.9447     0.5973     0.9569
   286      11     0.3193     0.3887     0.2903
   287      11     0.6527     0.0553     0.9569
   288      11     0.0693     0.6807     0.2903
   289      12     0.5728     0.4076     0.2988
   290      12     0.5015     0.7606     0.6322
   291      12     0.8349     0.4272     0.2988
   292      12     0.259      0.4985     0.6322
   293      13     0.8095     0.6157     0.0121
   294      13     0.4729     0.5239     0.3455
   295      13     0.8063     0.1905     0.0121
   296      13     0.0509     0.5271     0.3455
   297      16     0.5457     0.3725     0.0731
   298      16     0.4935     0.7877     0.4065
   299      16     0.8269     0.4543     0.0731
   300      16     0.2941     0.5065     0.4065


X-ray density (g/cm cub.)   =      5.15

MU (1/cm) =    1680.871    Mass attenuation coefficient (cm**2/g) =    326.233

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

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

    1   Ce   ,La             2.928       10
                                                 2.5051       8
                                                 2.4112      10
                                                 2.3888      18
                                                 2.5218      19
                                                 2.4942       8
                                                 2.5327      11
                                                 2.8229       7
                                                 2.6292       6
                                                 2.4541      13
                                                 2.9061      16
    2   Ce   ,La             2.928        9
                                                 2.418        7
                                                 2.4994      12
                                                 2.6137      22
                                                 2.397        6
                                                 2.4661      12
                                                 2.659       10
                                                 2.8711      11
                                                 2.5477       5
                                                 2.512       16
    3   Ce   ,La             2.928        8
                                                 2.6807      10
                                                 2.4921      13
                                                 2.6401      16
                                                 2.4698      20
                                                 2.4568      11
                                                 2.582       13
                                                 2.5402       7
                                                 2.5474       6
    4    Si                  2.148        4
                                                 1.6617       5
                                                 1.6382       6
                                                 1.6158       7
                                                 1.6085       8
    5    O                   3.312        6
                                                 2.632        6
                                                 2.7602       7
                                                 2.712       17
                                                 2.6915       8
                                                 2.7915      10
                                                 3.218       11
    6    O                   3.312        8
                                                 2.632        5
                                                 2.755        7
                                                 3.0762      22
                                                 2.9743       7
                                                 2.5515       8
                                                 2.9099      11
                                                 2.9581      13
                                                 3.015       16
    7    O                   3.312        8
                                                 2.7602       5
                                                 2.755        6
                                                 2.9472      22
                                                 2.9743       6
                                                 2.5703       8
                                                 3.0361      10
                                                 3.0033      13
                                                 2.8073      16
    8    O                   3.312       11
                                                 2.029       18
                                                 2.7237      19
                                                 2.8869       8
                                                 2.8869       8
                                                 2.6917       5
                                                 2.5514       6
                                                 2.5702       7
                                                 3.0186      12
                                                 3.0843      12
                                                 3.242       13
                                                 3.1836      13
    9    Si                  2.148        4
                                                 1.6217      10
                                                 1.635       11
                                                 1.6234      13
                                                 1.6281      12
   10    O                   3.312        8
                                                 2.7605      11
                                                 2.6198      13
                                                 2.9316      19
                                                 3.2396      20
                                                 2.9255      11
                                                 3.0364       7
                                                 2.5922      12
                                                 2.7913       5
   11    O                   3.312        8
                                                 2.7605      10
                                                 2.6203      13
                                                 3.1914      19
                                                 3.2914      20
                                                 2.9255      10
                                                 2.9102       6
                                                 2.6555      12
                                                 3.2178       5
   12    O                   3.312        8
                                                 2.6647      22
                                                 2.7256      12
                                                 2.7256      12
                                                 2.5923      10
                                                 2.6555      11
                                                 2.688       13
                                                 3.0186       8
                                                 3.0844       8
   13    O                   3.312        9
                                                 2.6198      10
                                                 2.6203      11
                                                 2.7014      20
                                                 2.9628      16
                                                 2.6883      12
                                                 2.958        6
                                                 3.0032       7
                                                 3.1834       8
                                                 3.2421       8
   14    Mg                  2.568        7
                                                 2.0962       8
                                                 2.4282      18
                                                 2.0962       8
                                                 2.0962       8
                                                 2.0495      12
                                                 2.0495      12
                                                 2.0495      12
   15   Si   ,Si             2.148        4
                                                 1.6312      16
                                                 1.6861      17
                                                 1.6311      16
                                                 1.6311      16
   16    O                   3.312        7
                                                 2.6684      17
                                                 3.3027      20
                                                 2.9628      13
                                                 2.7003      16
                                                 2.7003      16
                                                 2.8073       7
                                                 3.0151       6
   17   OH   ,OH             3.36         6
                                                 2.712        5
                                                 2.6684      16
                                                 2.7119       5
                                                 2.712        5
                                                 2.6684      16
                                                 2.6684      16
   18   OH   ,OH             3.36         4
                                                 2.029        8
                                                 0.9972      19
                                                 2.029        8
                                                 2.029        8
   19    OH                  3.36        11
                                                 2.7237       8
                                                 2.9316      10
                                                 3.1914      11
                                                 0.9972      18
                                                 2.7898      20
                                                 2.7237       8
                                                 2.7238       8
                                                 2.9316      10
                                                 2.9317      10
                                                 3.1915      11
                                                 3.1915      11
   20   OH   ,OH             3.36        13
                                                 3.2396      10
                                                 3.2914      11
                                                 2.7014      13
                                                 3.3027      16
                                                 2.7898      19
                                                 3.2396      10
                                                 3.2397      10
                                                 3.2914      11
                                                 3.2915      11
                                                 2.7014      13
                                                 2.7015      13
                                                 3.3027      16
                                                 3.3027      16
   21   Ca   ,Ca             2.928        5
                                                 2.6436       5
                                                 1.8155      17
                                                 2.4587      22
                                                 2.6435       5
                                                 2.6436       5
   22    OH                  3.36         9
                                                 3.0762       6
                                                 2.9472       7
                                                 2.6647      12
                                                 3.0761       6
                                                 3.0762       6
                                                 2.9472       7
                                                 2.9473       7
                                                 2.6646      12
                                                 2.6647      12

  X-ray diffraction powder data (II),  X-Ray W.L. =   1.78892(angs.):

  No   H   K   L   Theta 2*Theta    S       LPG   MF        F          I int.
                    ( degree )                                         *100

    1   1   0  -2  6.127  12.253   0.06   172.62    6      303.8      651.9
    2   1   0   4  7.714  15.428   0.075  108.05    6      358.4      567.7
    3   0   0   6  8.106  16.212   0.079   97.64    2      566.7      427.6
    4   1   1   0  9.553  19.106   0.093   69.69    6      486.5      674.7
    5   1   1   3 10.388  20.777   0.101   58.6    12      111.3       59.4
    6   2   0   2 11.38   22.76    0.11    48.48    6      794.5     1251.9
    7   1   0  -8 12.182  24.364   0.118   42.04    6      806.6     1119.0
    8   2   0  -4 12.325  24.65    0.119   41.02    6      287.0      138.2
    9   1   1   6 12.579  25.157   0.122   39.3    12       67.0       14.4
   10   1   0  10 14.702  29.405   0.142   28.23    6      947.0     1035.9
   11   2   1   1 14.75   29.5     0.142   28.04   12       56.7        7.4
   12   2   1  -2 14.942  29.883   0.144   27.27   12     1061.3     2513.7
   13   2   0   8 15.573  31.146   0.15    24.95    6      543.8      301.9
   14   1   1   9 15.596  31.192   0.15    24.87   12      125.5       32.1
   15   2   1   4 15.687  31.374   0.151   24.56   12      824.0     1364.8
   16   2   1  -5 16.226  32.451   0.156   22.84   12      126.3       29.8
   17   0   0  12 16.381  32.761   0.158   22.37    2     1052.7      338.1
   18   3   0   0 16.706  33.412   0.161   21.44    6     1267.8     1409.7
   19   2   1   7 17.591  35.181   0.169   19.16   12       96.9       14.7
   20   2   0 -10 17.652  35.305   0.17    19.01    6     2200.4     3765.9
   21   2   1  -8 18.398  36.797   0.176   17.36   12      975.8     1352.7
   22   3   0  -6 18.674  37.348   0.179   16.8     6      797.9      437.7
   23   3   0   6 18.674  37.348   0.179   16.8     6     1168.4      938.6
   24   1   1  12 19.1    38.201   0.183   15.99   12      167.7       36.8
   25   2   2   0 19.386  38.772   0.186   15.47    6     1568.2     1556.4
   26   2   2   3 19.836  39.672   0.19    14.7    12      194.4       45.4
   27   1   0 -14 20.041  40.081   0.192   14.37    6      113.2        7.5
   28   2   1  10 20.224  40.448   0.193   14.08   12      937.8     1013.4
   29   3   1  -1 20.26   40.52    0.194   14.03   12      222.6       56.9
   30   3   1   2 20.406  40.811   0.195   13.8    12      497.0      279.0
   31   3   1  -4 20.98   41.96    0.2     12.97   12      406.8      175.7
   32   2   2   6 21.139  42.279   0.202   12.76   12       63.4        4.2
   33   2   1 -11 21.228  42.455   0.202   12.64   12      169.1       29.6
   34   3   1   5 21.402  42.805   0.204   12.41   12      120.3       14.7
   35   2   0  14 22.381  44.762   0.213   11.22    6      636.2      185.8
   36   3   1  -7 22.498  44.996   0.214   11.09   12      118.3       12.7
   37   4   0  -2 22.715  45.43    0.216   10.85    6      271.9       32.8
   38   1   0  16 22.832  45.665   0.217   10.73    6      869.0      331.4
   39   1   1  15 22.932  45.863   0.218   10.62   12      166.2       24.0
   40   3   1   8 23.162  46.323   0.22    10.38   12      306.4       79.7
   41   2   2   9 23.178  46.356   0.22    10.37   12      127.3       13.8
   42   4   0   4 23.243  46.487   0.221   10.3     6      527.0      117.0
   43   2   1  13 23.391  46.782   0.222   10.15   12      162.7       22.0
   44   3   0 -12 23.747  47.494   0.225    9.81    6      492.5       97.4
   45   3   0  12 23.747  47.494   0.225    9.81    6     1560.6      977.7
   46   2   1 -14 24.542  49.084   0.232    9.11   12      395.6      116.6
   47   3   1 -10 24.698  49.396   0.234    8.97   12      644.6      305.1
   48   3   2   1 24.729  49.458   0.234    8.95   12      267.6       52.5
   49   3   2  -2 24.854  49.707   0.235    8.85   12      708.5      363.4
   50   2   0 -16 24.963  49.927   0.236    8.76    6      831.7      247.9
   51   0   0  18 25.026  50.051   0.236    8.71    2      959.2      109.3
   52   4   0  -8 25.271  50.543   0.239    8.52    6      966.7      325.6
   53   3   2   4 25.348  50.696   0.239    8.46   12      746.8      386.0
   54   3   1  11 25.562  51.125   0.241    8.3    12       67.0        3.1
   55   3   2  -5 25.714  51.428   0.243    8.19   12      101.8        6.9
   56   2   2  12 25.821  51.641   0.243    8.11   12      742.3      365.7
   57   4   1   0 26.046  52.093   0.245    7.95   12      254.7       42.2
   58   4   1  -3 26.406  52.811   0.249    7.71   12      261.0       42.9
   59   4   1   3 26.406  52.811   0.249    7.71   12       69.9        3.1
   60   3   2   7 26.673  53.346   0.251    7.53   12      162.8       16.3
   61   4   0  10 26.717  53.435   0.251    7.5     6      951.7      278.1
   62   2   1  16 26.968  53.937   0.254    7.35   12      553.1      183.9
   63   1   1  18 27.027  54.055   0.254    7.31   12      189.2       21.4
   64   3   2  -8 27.26   54.52    0.256    7.17   12     1773.3     1844.4
   65   4   1  -6 27.464  54.927   0.258    7.05   12      629.4      228.5
   66   4   1   6 27.464  54.927   0.258    7.05   12      684.2      269.9
   67   3   1 -13 27.464  54.928   0.258    7.05   12      127.1        9.3
   68   2   1 -17 28.24   56.48    0.264    6.62   12      107.4        6.2
   69   3   1  14 28.495  56.99    0.267    6.48   12      151.7       12.2
   70   3   2  10 28.636  57.272   0.268    6.41   12      891.4      416.8
   71   1   0 -20 28.665  57.331   0.268    6.4     6     1027.2      276.1
   72   5   0   2 28.777  57.553   0.269    6.34    6     1690.6      741.4
   73   2   2  15 28.96   57.92    0.271    6.25   12       20.3        0.2
   74   4   1  -9 29.169  58.338   0.272    6.15   12      203.9       20.9
   75   4   1   9 29.169  58.338   0.272    6.15   12      413.6       86.1
   76   5   0  -4 29.224  58.449   0.273    6.12    6     1201.5      361.6
   77   3   2 -11 29.419  58.839   0.275    6.03   12      137.9        9.4
   78   3   3   0 29.861  59.721   0.278    5.83    6     1620.5      626.8


  X-ray diffraction powder data (I)...X-Ray wave length =  1.78892 (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   6.127  12.253  8.38087      651.9     17.3     17.6     5.6
    2   1   0   4   7.714  15.428  6.66353      567.7     15.1     15.3     5.6
    3   0   0   6   8.106  16.212  6.34333      427.6     11.4     11.5     5.6
    4   1   1   0   9.553  19.106  5.3895       674.7     17.9     18.1     5.6
    5   1   1   3  10.388  20.777  4.96045       59.4      1.6      1.6     5.6
    6   2   0   2  11.38   22.76   4.53309     1251.9     33.2     33.6     5.6
    7   1   0   8  12.182  24.364  4.23875     1119.0     29.7     30.0     5.6
    8   2   0   4  12.325  24.65   4.19043      138.2      3.7      3.7     5.6
    9   1   0  10  14.702  29.405  3.52433     1035.9     27.5     27.6     5.6
   10   2   1   2  14.942  29.883  3.46913     2513.7     66.7     67.1     5.6
   11   2   0   8  15.573  31.146  3.33176      334.0      8.9      8.9     5.6
   12   2   1   4  15.687  31.374  3.30814     1364.8     36.2     36.4     5.6
   13   0   0  12  16.381  32.761  3.17167      338.1      9.0      9.0     5.6
   14   3   0   0  16.706  33.412  3.11163     1409.7     37.4     37.5     5.7
   15   2   0  10  17.652  35.305  2.94965     3765.9    100.0    100.0     5.7
   16   2   1   8  18.398  36.797  2.83396     1352.7     35.9     35.9     5.7
   17   3   0   6  18.674  37.348  2.79362     1376.2     36.5     36.5     5.7
   18   2   2   0  19.386  38.772  2.69475     1556.4     41.3     41.2     5.7
   19   2   2   3  19.836  39.672  2.63594       45.4      1.2      1.2     5.7
   20   2   1  10  20.224  40.448  2.58748     1013.4     26.9     26.8     5.7
   21   3   1   1  20.26   40.52   2.58306       56.9      1.5      1.5     5.7
   22   3   1   2  20.406  40.811  2.5654       279.0      7.4      7.4     5.7
   23   3   1   4  20.98   41.96   2.4982       175.7      4.7      4.6     5.7
   24   2   0  14  22.381  44.762  2.34914      185.8      4.9      4.9     5.7
   25   1   0  16  22.832  45.665  2.30509      331.4      8.8      8.7     5.7
   26   3   1   8  23.162  46.323  2.2741        93.5      2.5      2.5     5.7
   27   4   0   4  23.243  46.487  2.26654      117.0      3.1      3.1     5.7
   28   3   0  12  23.747  47.494  2.22118     1075.1     28.5     28.2     5.7
   29   2   1  14  24.542  49.084  2.15347      116.6      3.1      3.1     5.7
   30   3   1  10  24.698  49.396  2.14069      305.1      8.1      8.0     5.7
   31   3   2   1  24.729  49.458  2.13819       52.5      1.4      1.4     5.7
   32   3   2   2  24.854  49.707  2.12814      363.4      9.6      9.5     5.7
   33   2   0  16  24.963  49.927  2.11938      247.9      6.6      6.5     5.7
   34   0   0  18  25.026  50.051  2.11444      109.3      2.9      2.9     5.7
   35   4   0   8  25.271  50.543  2.09522      325.6      8.6      8.5     5.8
   36   3   2   4  25.348  50.696  2.0893       386.0     10.2     10.1     5.8
   37   2   2  12  25.821  51.641  2.05361      365.7      9.7      9.5     5.8
   38   4   1   0  26.046  52.093  2.03704       42.2      1.1      1.1     5.8
   39   4   1   3  26.406  52.811  2.01128       46.0      1.2      1.2     5.8
   40   4   0  10  26.717  53.435  1.9895       278.1      7.4      7.2     5.8
   41   2   1  16  26.968  53.937  1.97236      183.9      4.9      4.8     5.8
   42   3   2   8  27.26   54.52   1.95284     1844.4     49.0     47.9     5.8
   43   4   1   6  27.464  54.927  1.93949      507.7     13.5     13.2     5.8
   44   3   2  10  28.636  57.272  1.86639      416.8     11.1     10.8     5.8
   45   1   0  20  28.665  57.331  1.86465      276.1      7.3      7.1     5.8
   46   5   0   2  28.777  57.553  1.85806      741.4     19.7     19.2     5.8
   47   4   1   9  29.169  58.338  1.83522      107.0      2.8      2.8     5.8
   48   5   0   4  29.224  58.449  1.83204      361.6      9.6      9.4     5.8
   49   3   3   0  29.861  59.721  1.7965       626.8     16.6     16.2     5.8

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)