data_[K10Bi8]
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
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [12.7969]
_cell_length_b [5.6782]
_cell_length_c [11.7215]
_cell_angle_alpha [90.0000]
_cell_angle_beta [111.1596]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [K5Bi4]
_chemical_formula_sum '[K10 Bi8]'
_cell_volume [794.3016]
_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  0.0946  0.5000  0.8888  1.0
  K  K1  2  0.2413  0.5000  0.3347  1.0
  K  K2  2  0.2541  0.0000  0.6675  1.0
  K  K3  2  0.4055  0.0000  0.1143  1.0
  K  K4  2  0.4936  0.0000  0.4967  1.0
  Bi  Bi5  2  0.0434  0.0000  0.3324  1.0
  Bi  Bi6  2  0.1096  0.0000  0.1105  1.0
  Bi  Bi7  2  0.3892  0.5000  0.8933  1.0
  Bi  Bi8  2  0.4567  0.5000  0.6728  1.0
]