data_[K8Cu4Ag4Cl20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Cu  1.9000  1.3500  0.8200
  Ag  1.9300  1.6000  1.0867
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [3.9854]
_cell_length_b [19.6595]
_cell_length_c [12.5633]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [K2CuAgCl5]
_chemical_formula_sum '[K8 Cu4 Ag4 Cl20]'
_cell_volume [984.3466]
_cell_formula_units_Z [4]
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  4  0.0000  0.1176  0.3106  1.0
  K  K1  4  0.0000  0.1212  0.6777  1.0
  Cu  Cu2  4  0.0000  0.4416  0.4400  1.0
  Ag  Ag3  4  0.0000  0.2187  0.0306  1.0
  Cl  Cl4  4  0.0000  0.0320  0.0233  1.0
  Cl  Cl5  4  0.0000  0.2879  0.6710  1.0
  Cl  Cl6  4  0.0000  0.3267  0.3999  1.0
  Cl  Cl7  4  0.0000  0.3507  0.9945  1.0
  Cl  Cl8  4  0.0000  0.4913  0.2762  1.0
]