data_[K2Os2Se4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Os  2.2000  1.3000  0.6730
  Se  2.5500  1.1500  1.0133
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.0924]
_cell_length_b [5.3838]
_cell_length_c [8.2260]
_cell_angle_alpha [90.0000]
_cell_angle_beta [99.5342]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [KOs(SeO4)2]
_chemical_formula_sum '[K2 Os2 Se4 O16]'
_cell_volume [440.7916]
_cell_formula_units_Z [2]
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
[
  K  K0  2  0.0000  0.0000  0.5000  1.0
  Os  Os1  2  0.0000  0.0000  0.0000  1.0
  Se  Se2  4  0.1229  0.5000  0.2128  1.0
  O  O3  8  0.0028  0.2562  0.8244  1.0
  O  O4  4  0.1557  0.5000  0.4158  1.0
  O  O5  4  0.1776  0.0000  0.0358  1.0
]