data_[Cs2K4Ru2O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  K  0.8200  2.2000  1.5200
  Ru  2.2000  1.3000  0.6610
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [I-4]
_cell_length_a [6.1541]
_cell_length_b [6.1541]
_cell_length_c [9.7131]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [82]
_chemical_formula_structural [CsK2RuO4]
_chemical_formula_sum '[Cs2 K4 Ru2 O8]'
_cell_volume [367.8599]
_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
[
  Cs  Cs0  2  0.0000  0.5000  0.7500  1.0
  K  K1  2  0.0000  0.0000  0.0000  1.0
  K  K2  2  0.0000  0.5000  0.2500  1.0
  Ru  Ru3  2  0.0000  0.0000  0.5000  1.0
  O  O4  8  0.1713  0.7859  0.4218  1.0
]