data_[Ba4Pb4O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [7.9998]
_cell_length_b [7.9288]
_cell_length_c [6.5466]
_cell_angle_alpha [90.0000]
_cell_angle_beta [126.1078]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [BaPbO2]
_chemical_formula_sum '[Ba4 Pb4 O8]'
_cell_volume [335.4760]
_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
[
  Ba  Ba0  4  0.0000  0.1322  0.2500  1
  Pb  Pb1  4  0.0000  0.3880  0.7500  1
  O  O2  8  0.2121  0.4242  0.2558  1
]