data_[Ba6Sr3Tb9O24]
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
  Tb  1.1000  1.7500  0.9815
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R3m]
_cell_length_a [7.1074]
_cell_length_b [7.1074]
_cell_length_c [18.4300]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [160]
_chemical_formula_structural [Ba2SrTb3O8]
_chemical_formula_sum '[Ba6 Sr3 Tb9 O24]'
_cell_volume [806.2580]
_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  0.1240  1
  Ba  Ba1  3  0.0000  0.0000  0.4995  1
  Sr  Sr2  3  0.0000  0.0000  0.8796  1
  Tb  Tb3  9  0.1669  0.3338  0.3325  1
  O  O4  9  0.0274  0.5137  0.2652  1
  O  O5  9  0.1851  0.3701  0.0649  1
  O  O6  3  0.0000  0.0000  0.2688  1
  O  O7  3  0.0000  0.0000  0.7330  1
]