data_[Ba4Zn2Bi2O2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Zn  1.6500  1.3500  0.8800
  Bi  2.0200  1.6000  1.0350
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [7.2141]
_cell_length_b [4.5831]
_cell_length_c [9.9499]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.9807]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Ba2ZnBiO]
_chemical_formula_sum '[Ba4 Zn2 Bi2 O2]'
_cell_volume [309.1728]
_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  0.2075  0.7500  0.9749  1
  Ba  Ba1  2  0.2223  0.7500  0.4079  1
  Zn  Zn2  2  0.4400  0.2500  0.2583  1
  Bi  Bi3  2  0.3175  0.2500  0.7064  1
  O  O4  2  0.1717  0.2500  0.1148  1
]