data_[K36Na12Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Na  0.9300  1.8000  1.1600
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [C222_1]
_cell_length_a [13.3989]
_cell_length_b [18.3387]
_cell_length_c [12.4006]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [20]
_chemical_formula_structural [K9Na3Pb]
_chemical_formula_sum '[K36 Na12 Pb4]'
_cell_volume [3047.0324]
_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  8  0.0710  0.3416  0.5788  1
  K  K1  8  0.1165  0.2116  0.1353  1
  K  K2  8  0.1384  0.4568  0.2769  1
  K  K3  8  0.2196  0.1182  0.4635  1
  K  K4  4  0.0000  0.0133  0.7500  1
  Na  Na5  8  0.1446  0.1927  0.8133  1
  Na  Na6  4  0.1669  0.0000  0.0000  1
  Pb  Pb7  4  0.0622  0.5000  0.0000  1
]