data_[Cs2K4Bi4]
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
  Bi  2.0200  1.6000  1.0350
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [14.2945]
_cell_length_b [5.1726]
_cell_length_c [7.2190]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.5085]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Cs(KBi)2]
_chemical_formula_sum '[Cs2 K4 Bi4]'
_cell_volume [533.5794]
_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  0.0000  0.0000  1.0
  K  K1  4  0.1561  0.5000  0.6168  1.0
  Bi  Bi2  4  0.2172  0.5000  0.1120  1.0
]