data_[Ba2Pt2Pb2O2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Pt  2.2800  1.3500  0.8050
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P4/nmm]
_cell_length_a [3.9520]
_cell_length_b [3.9520]
_cell_length_c [13.0172]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [129]
_chemical_formula_structural [BaPtPbO]
_chemical_formula_sum '[Ba2 Pt2 Pb2 O2]'
_cell_volume [203.3091]
_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
[
  Ba  Ba0  2  0.0000  0.5000  0.8928  1
  Pt  Pt1  2  0.0000  0.0000  0.5000  1
  Pb  Pb2  2  0.0000  0.5000  0.3467  1
  O  O3  2  0.0000  0.5000  0.0881  1
]