data_[K3Al2Pb1O6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Al  1.6100  1.2500  0.6750
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-3m1]
_cell_length_a [6.0735]
_cell_length_b [6.0735]
_cell_length_c [7.1996]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [164]
_chemical_formula_structural [K3Al2PbO6]
_chemical_formula_sum '[K3 Al2 Pb1 O6]'
_cell_volume [229.9910]
_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  2  0.3333  0.6667  0.7522  1
  K  K1  1  0.0000  0.0000  0.0000  1
  Al  Al2  2  0.3333  0.6667  0.2919  1
  Pb  Pb3  1  0.0000  0.0000  0.5000  1
  O  O4  6  0.1708  0.3416  0.2877  1
]