data_[Na8Te4O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Te  2.1000  1.4000  1.2933
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [5.1351]
_cell_length_b [11.0708]
_cell_length_c [8.1593]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.4820]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na2TeO3]
_chemical_formula_sum '[Na8 Te4 O12]'
_cell_volume [463.6971]
_cell_formula_units_Z [4]
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
[
  Na  Na0  8  0.2434  0.1564  0.1389  1.0
  Te  Te1  4  0.2314  0.5000  0.2968  1.0
  O  O2  8  0.2294  0.1324  0.8486  1.0
  O  O3  4  0.1344  0.5000  0.6933  1.0
]