data_[Na4Te6O16]
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 [10.7312]
_cell_length_b [6.3781]
_cell_length_c [5.8059]
_cell_angle_alpha [90.0000]
_cell_angle_beta [92.3976]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na2Te3O8]
_chemical_formula_sum '[Na4 Te6 O16]'
_cell_volume [397.0375]
_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
[
  Na  Na0  4  0.2006  0.5000  0.5316  1.0
  Te  Te1  4  0.0000  0.2553  0.0000  1.0
  Te  Te2  2  0.0000  0.0000  0.5000  1.0
  O  O3  8  0.0938  0.2213  0.3393  1.0
  O  O4  4  0.1069  0.5000  0.9080  1.0
  O  O5  4  0.1246  0.0000  0.7493  1.0
]