data_[K6Pb6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [P6_3/mmc]
_cell_length_a [10.1566]
_cell_length_b [10.1566]
_cell_length_c [6.0042]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [194]
_chemical_formula_structural [KPb]
_chemical_formula_sum '[K6 Pb6]'
_cell_volume [536.3933]
_cell_formula_units_Z [6]
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  6  0.1838  0.3676  0.7500  1
  Pb  Pb1  6  0.1245  0.5623  0.2500  1
]