data_[K1Bi2Pb6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Bi  2.0200  1.6000  1.0350
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [P4/mmm]
_cell_length_a [5.0768]
_cell_length_b [5.0768]
_cell_length_c [12.4328]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [123]
_chemical_formula_structural [K(BiPb3)2]
_chemical_formula_sum '[K1 Bi2 Pb6]'
_cell_volume [320.4374]
_cell_formula_units_Z [1]
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  1  0.0000  0.0000  0.0000  1.0
  Bi  Bi1  2  0.5000  0.5000  0.1260  1.0
  Pb  Pb2  4  0.0000  0.5000  0.2965  1.0
  Pb  Pb3  1  0.0000  0.0000  0.5000  1.0
  Pb  Pb4  1  0.5000  0.5000  0.5000  1.0
]