data_[Al16Bi16O56]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Al  1.6100  1.2500  0.6750
  Bi  2.0200  1.6000  1.0350
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Fd-3m]
_cell_length_a [10.1888]
_cell_length_b [10.1888]
_cell_length_c [10.1888]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [227]
_chemical_formula_structural [Al2Bi2O7]
_chemical_formula_sum '[Al16 Bi16 O56]'
_cell_volume [1057.7080]
_cell_formula_units_Z [8]
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
[
  Al  Al0  16  0.1250  0.1250  0.1250  1
  Bi  Bi1  16  0.1250  0.1250  0.6250  1
  O  O2  48  0.0000  0.0000  0.2130  1
  O  O3  8  0.0000  0.0000  0.0000  1
]