data_[Cs2K2Cu2Cl8]
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
  Cu  1.9000  1.3500  0.8200
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.3031]
_cell_length_b [7.6079]
_cell_length_c [9.5985]
_cell_angle_alpha [90.0000]
_cell_angle_beta [102.4819]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [CsKCuCl4]
_chemical_formula_sum '[Cs2 K2 Cu2 Cl8]'
_cell_volume [449.4007]
_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  0.2305  0.2500  0.9108  1.0
  K  K1  2  0.3245  0.7500  0.5350  1.0
  Cu  Cu2  2  0.1178  0.2500  0.2941  1.0
  Cl  Cl3  4  0.2556  0.5125  0.2508  1.0
  Cl  Cl4  2  0.2024  0.2500  0.5356  1.0
  Cl  Cl5  2  0.2079  0.7500  0.8590  1.0
]