data_[K4Cu8Ag4I24]
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
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [15.9592]
_cell_length_b [13.8855]
_cell_length_c [8.3618]
_cell_angle_alpha [90.0000]
_cell_angle_beta [116.9102]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [KCu2AgI6]
_chemical_formula_sum '[K4 Cu8 Ag4 I24]'
_cell_volume [1652.3419]
_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  0.1590  0.2500  1.0
  Cu  Cu1  8  0.2020  0.4329  0.1763  1.0
  Ag  Ag2  4  0.0000  0.1959  0.7500  1.0
  I  I3  8  0.1194  0.0564  0.6863  1.0
  I  I4  8  0.1340  0.4547  0.3989  1.0
  I  I5  8  0.1392  0.2580  0.0732  1.0
]