data_[Ba2Ac2Bi2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Ac  1.1000  1.9500  1.2600
  Bi  2.0200  1.6000  1.0350
]
_symmetry_space_group_name_H-M [P-3m1]
_cell_length_a [5.7138]
_cell_length_b [5.7138]
_cell_length_c [13.5050]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [164]
_chemical_formula_structural [BaAcBi]
_chemical_formula_sum '[Ba2 Ac2 Bi2]'
_cell_volume [381.8305]
_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  0.3333  0.6667  0.1194  1
  Ac  Ac1  2  0.3333  0.6667  0.6260  1
  Bi  Bi2  2  0.3333  0.6667  0.3748  1
]