data_[Ba6Pr3Bi3O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Pr  1.1300  1.8500  1.0600
  Bi  2.0200  1.6000  1.0350
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [6.3055]
_cell_length_b [6.3055]
_cell_length_c [15.2077]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Ba2PrBiO6]
_chemical_formula_sum '[Ba6 Pr3 Bi3 O18]'
_cell_volume [523.6433]
_cell_formula_units_Z [3]
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  6  0.0000  0.0000  0.2530  1.0
  Pr  Pr1  3  0.0000  0.0000  0.0000  1.0
  Bi  Bi2  3  -0.0000  0.0000  0.5000  1.0
  O  O3  18  0.0193  0.5735  0.2477  1.0
]