data_[Ba6Te4O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Te  2.1000  1.4000  1.2933
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P6_3/mmc]
_cell_length_a [5.8624]
_cell_length_b [5.8624]
_cell_length_c [14.3028]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [194]
_chemical_formula_structural [Ba3Te2O9]
_chemical_formula_sum '[Ba6 Te4 O18]'
_cell_volume [425.6920]
_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  4  0.3333  0.6667  0.0628  1
  Ba  Ba1  2  0.3333  0.6667  0.7500  1
  Te  Te2  4  0.0000  0.0000  0.1486  1
  O  O3  12  0.1657  0.3315  0.5902  1
  O  O4  6  0.1454  0.2908  0.2500  1
]