data_[Tb16Ta8O32]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Ta  1.5000  1.4500  0.8200
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Fd-3m]
_cell_length_a [9.3558]
_cell_length_b [9.3558]
_cell_length_c [9.3558]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [227]
_chemical_formula_structural [Tb2TaO4]
_chemical_formula_sum '[Tb16 Ta8 O32]'
_cell_volume [818.9347]
_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
[
  Tb  Tb0  16  0.1250  0.1250  0.1250  1
  Ta  Ta1  8  0.0000  0.0000  0.5000  1
  O  O2  32  0.1191  0.1191  0.3809  1
]