data_[Ba2Na2Tl4Sn2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Na  0.9300  1.8000  1.1600
  Tl  1.6200  1.9000  1.3325
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [4.8982]
_cell_length_b [5.1461]
_cell_length_c [13.4992]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [BaNaTl2Sn]
_chemical_formula_sum '[Ba2 Na2 Tl4 Sn2]'
_cell_volume [340.2681]
_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
[
  Ba  Ba0  2  0.0000  0.0000  0.5620  1.0
  Na  Na1  2  0.0000  0.5000  0.3008  1.0
  Tl  Tl2  2  0.0000  0.0000  0.9490  1.0
  Tl  Tl3  2  0.0000  0.5000  0.8101  1.0
  Sn  Sn4  2  0.0000  0.0000  0.1659  1.0
]