data_[Tb2Sm2Tl2Sn2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Sm  1.1700  1.8500  1.2290
  Tl  1.6200  1.9000  1.3325
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [4.3996]
_cell_length_b [4.6032]
_cell_length_c [11.6240]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [TbSmTlSn]
_chemical_formula_sum '[Tb2 Sm2 Tl2 Sn2]'
_cell_volume [235.4128]
_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
[
  Tb  Tb0  2  0.0000  0.0000  0.8644  1.0
  Sm  Sm1  2  0.5000  0.0000  0.1342  1.0
  Tl  Tl2  2  0.0000  0.0000  0.5909  1.0
  Sn  Sn3  2  0.5000  0.0000  0.4105  1.0
]