data_[Na5Sr4Tl2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Sr  0.9500  2.0000  1.3200
  Tl  1.6200  1.9000  1.3325
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [9.2318]
_cell_length_b [4.1917]
_cell_length_c [11.8469]
_cell_angle_alpha [90.0000]
_cell_angle_beta [93.7896]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [Na5(Sr2Tl)2]
_chemical_formula_sum '[Na5 Sr4 Tl2]'
_cell_volume [457.4327]
_cell_formula_units_Z [1]
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  0.1984  0.0000  0.1596  1.0
  Na  Na1  2  0.4432  0.0000  0.6877  1.0
  Na  Na2  1  0.5000  0.0000  0.0000  1.0
  Sr  Sr3  2  0.1546  0.5000  0.8576  1.0
  Sr  Sr4  2  0.2252  0.5000  0.4545  1.0
  Tl  Tl5  2  0.0577  0.0000  0.6433  1.0
]