data_[Na4Sb2Te2S8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Sb  2.0500  1.4500  0.8300
  Te  2.1000  1.4000  1.2933
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [C2]
_cell_length_a [8.1100]
_cell_length_b [8.0779]
_cell_length_c [6.9045]
_cell_angle_alpha [90.0000]
_cell_angle_beta [124.2702]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [5]
_chemical_formula_structural [Na2SbTeS4]
_chemical_formula_sum '[Na4 Sb2 Te2 S8]'
_cell_volume [373.7977]
_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  2  0.0000  0.0778  0.5000  1.0
  Na  Na1  2  0.0000  0.8225  0.0000  1.0
  Sb  Sb2  2  0.0000  0.5636  0.5000  1.0
  Te  Te3  2  0.0000  0.3339  0.0000  1.0
  S  S4  4  0.2154  0.3531  0.4728  1.0
  S  S5  4  0.2330  0.5671  0.9833  1.0
]