data_[Na2Li6Tl2]
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
  Tl  1.6200  1.9000  1.3325
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.4713]
_cell_length_b [4.6972]
_cell_length_c [7.2166]
_cell_angle_alpha [90.0000]
_cell_angle_beta [97.1314]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [NaLi3Tl]
_chemical_formula_sum '[Na2 Li6 Tl2]'
_cell_volume [217.6661]
_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  0.1612  0.7500  0.5648  1.0
  Li  Li1  2  0.0262  0.2500  0.8697  1.0
  Li  Li2  2  0.3607  0.7500  0.9749  1.0
  Li  Li3  2  0.4694  0.2500  0.6443  1.0
  Tl  Tl4  2  0.2732  0.2500  0.2339  1.0
]