Institute of Experimental Mineralogy
                 Russian Academy of Sciences
     -------------------------------------------------
           142432, Chernogolovka, Moscow district
             A.V. Chichagov  +7(496)52-22320

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BUKOVITE

3, t-thalcusite, f-sabatierite

Tl(2)(Cu,Fe)(4)Se(4)


Tetragonal  I 4/mmm  Z = 1

R =0.0264          NR =92

16 .4 .24

Ref.Str.:

         Sejkora J., Mauro D., Biagioni C. (2023)

         * J. Geosciences, 68, 179–184, DOI:10.3190/jgeosci.373

         L: $Tl1.97 Cu3.06 Fe0.97 Se3.91 S0.09$

         R: Locality - Ustalec uranium deposit, 15 km west of Horazd’ovice,

         SW Bohemia, Czech Republic.  N.A.D.

                   Initial data from BDM-file 

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

             a =   3.9694   alpha =   90.0 
             b =   3.9694   beta  =   90.0 
             c =  13.694    gamma =   90.0 

    Unit cell volume (cub. angs.) =   215.76

    Molar volume ( cub.cm/mol.) =   129.96

  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    Tl    = 1.00
   2 0.0     0.5     0.25     0.0    Cu    = 0.75, Fe    = 0.25
   3 0.0     0.0     0.3379   0.0    Se    = 0.99, S     = 0.01


  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        0.5        0.25  
     3       3     0.0        0.0        0.3379
     4       2     0.5        0.0        0.25  
     5       1     0.5        0.5        0.5   
     6       2     0.5        0.0        0.75  
     7       3     0.5        0.5        0.8379
     8       2     0.0        0.5        0.75  
     9       3     0.0        0.0        0.6621
    10       3     0.5        0.5        0.1621


X-ray density (g/cm cub.)   =      7.45

MU (1/cm) =    1495.816    Mass attenuation coefficient (cm**2/g) =    200.683

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

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

    1    Tl                  4.236        8
                                                 3.5788       3
                                                 3.5788       3
                                                 3.5788       3
                                                 3.5788       3
                                                 3.5788       3
                                                 3.5788       3
                                                 3.5788       3
                                                 3.5788       3
    2   Cu   ,Fe             3.492        4
                                                 2.3209       3
                                                 2.3209       3
                                                 2.3209       3
                                                 2.3209       3
    3   Se   ,S              4.632        9
                                                 3.9694       3
                                                 3.9694       3
                                                 3.9694       3
                                                 3.9694       3
                                                 4.4407       3
                                                 3.6971       3
                                                 3.6971       3
                                                 3.6971       3
                                                 3.6971       3

  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   0   0   2  7.506  15.013   0.073  114.24    2       10.2       51.0
    2   1   0   1 13.569  27.138   0.131   33.49    8       86.3     4282.7
    3   0   0   4 15.145  30.291   0.146   26.49    2      178.8     3636.6
    4   1   0   3 17.375  34.75    0.167   19.68    8      255.4    22061.9
    5   1   1   0 18.583  37.166   0.178   16.99    4      153.6     3444.5
    6   1   1   2 20.146  40.292   0.193   14.2     8      186.9     8524.1
    7   0   0   6 23.073  46.146   0.219   10.47    2      142.8      917.8
    8   1   0   5 23.377  46.755   0.222   10.17    8       95.5     1593.6
    9   1   1   4 24.336  48.672   0.23     9.28    8       21.1       70.7
   10   2   0   0 26.787  53.574   0.252    7.46    4      319.0     6520.5
   11   2   0   2 27.984  55.969   0.262    6.75    8        5.8        3.9
   12   1   1   6 30.339  60.679   0.282    5.63    8      305.5     9030.4
   13   2   1   1 30.537  61.073   0.284    5.55   16       74.8     1066.6
   14   1   0   7 30.646  61.293   0.285    5.51    8       61.8      360.9
   15   2   0   4 31.395  62.79    0.291    5.22    8      154.1     2129.6
   16   0   0   8 31.503  63.006   0.292    5.18    2      182.3      739.6
   17   2   1   3 32.727  65.454   0.302    4.77   16      213.6     7475.6
   18   2   0   6 36.673  73.346   0.334    3.78    8      122.3      971.6
   19   2   1   5 36.903  73.805   0.336    3.74   16       84.1      908.0
   20   1   1   8 37.738  75.476   0.342    3.59    8        9.5        5.6
   21   1   0   9 39.018  78.036   0.352    3.39    8      197.9     2280.4
   22   2   2   0 39.595  79.19    0.356    3.31    4      279.1     2212.9
   23   2   2   2 40.587  81.174   0.364    3.18    8        3.8        0.8
   24   0   0  10 40.782  81.563   0.365    3.16    2       26.9        9.8
   25   3   0   1 42.778  85.557   0.38     2.97    8       67.3      231.4
   26   2   1   7 42.875  85.749   0.38     2.96   16       55.9      318.4
   27   2   2   4 43.537  87.075   0.385    2.91    8      137.4      945.5
   28   2   0   8 43.634  87.267   0.386    2.91    8      162.2     1315.4
   29   3   0   3 44.736  89.472   0.393    2.84    8      190.2     1765.8


  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   1  13.569  27.138  3.81247     4282.7     19.4     19.5     5.6
    2   0   0   4  15.145  30.291  3.4235      3636.6     16.5     16.5     5.6
    3   1   0   3  17.375  34.75   2.99529    22061.9    100.0    100.0     5.7
    4   1   1   0  18.583  37.166  2.80679     3444.5     15.6     15.6     5.7
    5   1   1   2  20.146  40.292  2.59705     8524.1     38.6     38.4     5.7
    6   0   0   6  23.073  46.146  2.28233      917.8      4.2      4.1     5.7
    7   1   0   5  23.377  46.755  2.25427     1593.6      7.2      7.1     5.7
    8   2   0   0  26.787  53.574  1.9847      6520.5     29.6     29.0     5.8
    9   1   1   6  30.339  60.679  1.77079     9030.4     40.9     39.7     5.8
   10   2   1   1  30.537  61.073  1.76044     1066.6      4.8      4.7     5.8
   11   1   0   7  30.646  61.293  1.75475      360.9      1.6      1.6     5.8
   12   2   0   4  31.395  62.79   1.71703     2129.6      9.7      9.3     5.9
   13   0   0   8  31.503  63.006  1.71175      739.6      3.4      3.2     5.9
   14   2   1   3  32.727  65.454  1.65446     7475.6     33.9     32.6     5.9
   15   2   0   6  36.673  73.346  1.49765      971.6      4.4      4.2     6.0
   16   2   1   5  36.903  73.805  1.48963      908.0      4.1      3.9     6.0
   17   1   0   9  39.018  78.036  1.42075     2280.4     10.3      9.7     6.0
   18   2   2   0  39.595  79.19   1.40339     2212.9     10.0      9.4     6.0
   19   3   0   1  42.778  85.557  1.317        231.4      1.0      1.0     6.1
   20   2   1   7  42.875  85.749  1.31461      318.4      1.4      1.3     6.1
   21   2   2   4  43.537  87.075  1.29853      945.5      4.3      3.9     6.1
   22   2   0   8  43.634  87.267  1.29624     1315.4      6.0      5.5     6.2
   23   3   0   3  44.736  89.472  1.27082     1765.8      8.0      7.3     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)