data_[Ba8Fe4Pb4O20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Fe  1.8300  1.4000  0.8525
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [3.6562]
_cell_length_b [15.2302]
_cell_length_c [11.4749]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Ba2FePbO5]
_chemical_formula_sum '[Ba8 Fe4 Pb4 O20]'
_cell_volume [638.9725]
_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  0.1026  0.6748  1.0
  Ba  Ba1  4  0.0000  0.1371  0.3253  1.0
  Fe  Fe2  4  0.0000  0.4547  0.4343  1.0
  Pb  Pb3  4  0.0000  0.2082  0.0330  1.0
  O  O4  4  0.0000  0.0322  0.0011  1.0
  O  O5  4  0.0000  0.2858  0.6662  1.0
  O  O6  4  0.0000  0.3297  0.3983  1.0
  O  O7  4  0.0000  0.3531  0.0043  1.0
  O  O8  4  0.0000  0.4947  0.7867  1.0
]