data_[Na2Ag2Te2Br12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ag  1.9300  1.6000  1.0867
  Te  2.1000  1.4000  1.2933
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [P4_2nm]
_cell_length_a [6.8301]
_cell_length_b [6.8301]
_cell_length_c [12.7700]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [102]
_chemical_formula_structural [NaAgTeBr6]
_chemical_formula_sum '[Na2 Ag2 Te2 Br12]'
_cell_volume [595.7164]
_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  0.0000  0.9980  1.0
  Ag  Ag1  2  0.0000  0.0000  0.6711  1.0
  Te  Te2  2  0.0000  0.0000  0.3322  1.0
  Br  Br3  4  0.1877  0.8123  0.4958  1.0
  Br  Br4  4  0.1975  0.8025  0.1786  1.0
  Br  Br5  4  0.2127  0.7873  0.8249  1.0
]