data_[Na4Li4Sn8Te16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Li  0.9800  1.4500  0.9000
  Sn  1.9600  1.4500  0.8300
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [Imma]
_cell_length_a [8.6971]
_cell_length_b [8.8511]
_cell_length_c [12.3863]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [74]
_chemical_formula_structural [NaLi(SnTe2)2]
_chemical_formula_sum '[Na4 Li4 Sn8 Te16]'
_cell_volume [953.4737]
_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  4  0.2500  0.2500  0.2500  1.0
  Li  Li1  4  0.0000  0.0000  0.0000  1.0
  Sn  Sn2  4  0.0000  0.0000  0.5000  1.0
  Sn  Sn3  4  0.2500  0.2500  0.7500  1.0
  Te  Te4  8  0.0000  0.0087  0.7551  1.0
  Te  Te5  8  0.2416  0.2500  0.9952  1.0
]