data_global
_amcsd_formula_title 'Zn0.75K0.5SU2O13H6'
loop_
_publ_author_name
'Peeters O M'
'Vochten R'
'Blaton N'
_journal_name_full 'The Canadian Mineralogist'
_journal_volume 46 
_journal_year 2008
_journal_page_first 173
_journal_page_last 182
_publ_section_title
;
 The crystal structures of synthetic potassium - transition-metal zippeite-group phases
 Sample: K-Zn
;
_database_code_amcsd 0006166
_chemical_formula_sum 'K.74 Zn1.148 U4 S2 O25.95 H11.9'
_cell_length_a 8.650
_cell_length_b 14.180
_cell_length_c 17.709
_cell_angle_alpha 90
_cell_angle_beta 104.14
_cell_angle_gamma 90
_cell_volume 2106.321
_exptl_crystal_density_diffrn      4.880
_symmetry_space_group_name_H-M 'C 1 2/c 1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2+y,z'
  'x,-y,1/2+z'
  '1/2+x,1/2-y,1/2+z'
  '-x,y,1/2-z'
  '1/2-x,1/2+y,1/2-z'
  '-x,-y,-z'
  '1/2-x,1/2-y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
K   0.19230 250.00000   0.40010   0.37000   0.03090
Zn1   0.94780   0.24880   0.37530   0.46100   0.02380
Zn2   0.50000   0.24800   0.25000   0.22600   0.01450
U1   0.41884   0.01922   0.33416   1.00000   0.00990
U2   0.91483  -0.01826   0.33517   1.00000   0.00550
S   0.75610   0.00270   0.49800   1.00000   0.01210
O1   0.41800   0.14450   0.31430   1.00000   0.01400
O1*   0.42610  -0.10510   0.36050   1.00000 ?
O2   0.94300   0.10170   0.37020   1.00000   0.05100
O2*   0.89100  -0.14380   0.32010   1.00000   0.01000
O3   0.65200  -0.00910   0.29690   1.00000   0.01700
O4   0.14600  -0.00400   0.29350   1.00000   0.00600
O5   0.82600  -0.04790   0.45180   1.00000   0.01100
O6   0.69060  -0.06800   0.55260   1.00000   0.00600
O7   0.61600   0.06760   0.45650   1.00000   0.01900
O8   0.86460   0.06220   0.55190   1.00000   0.00700
Wat9   0.70350   0.25400   0.33440   1.00000   0.02800
Wat10   0.19900   0.24300   0.43030   0.79000   0.01600
Wat11   0.95300   0.25000   0.49410   1.00000   0.04600
Wat12   0.00000   0.25200   0.25000   0.37000   0.05800