data_[K2Ni2Ag2Cl8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Ni  1.9100  1.3500  0.7400
  Ag  1.9300  1.6000  1.0867
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.4845]
_cell_length_b [7.1778]
_cell_length_c [8.4035]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.6414]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [KNiAgCl4]
_chemical_formula_sum '[K2 Ni2 Ag2 Cl8]'
_cell_volume [380.1026]
_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  0.2579  0.2500  0.0598  1.0
  Ni  Ni1  2  0.2181  0.7500  0.3332  1.0
  Ag  Ag2  2  0.1498  0.2500  0.5132  1.0
  Cl  Cl3  4  0.0231  0.0140  0.7262  1.0
  Cl  Cl4  2  0.3510  0.7500  0.1089  1.0
  Cl  Cl5  2  0.4865  0.7500  0.5560  1.0
]