data_[Na6Te2F2]
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
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [17.6125]
_cell_length_b [11.4338]
_cell_length_c [5.9299]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [Na3TeF]
_chemical_formula_sum '[Na6 Te2 F2]'
_cell_volume [1194.1419]
_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  0.4258  0.0944  0.8880  1
  Na  Na1  2  0.5000  0.4027  0.3692  1
  Te  Te2  2  0.5000  0.3270  0.8692  1
  F  F3  2  0.5000  0.0041  0.1433  1
]