data_[Ba3Sr3Bi3Sb3O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Sr  0.9500  2.0000  1.3200
  Bi  2.0200  1.6000  1.0350
  Sb  2.0500  1.4500  0.8300
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [6.1148]
_cell_length_b [6.1148]
_cell_length_c [14.6435]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [BaSrBiSbO6]
_chemical_formula_sum '[Ba3 Sr3 Bi3 Sb3 O18]'
_cell_volume [474.1792]
_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  3  0.0000  0.0000  0.7498  1.0
  Sr  Sr1  3  0.0000  0.0000  0.2602  1.0
  Bi  Bi2  3  0.0000  0.0000  0.0007  1.0
  Sb  Sb3  3  0.0000  0.0000  0.5005  1.0
  O  O4  9  0.0317  0.4337  0.2452  1.0
  O  O5  9  0.1227  0.7573  0.0844  1.0
]