data_[La4Tb2Sn4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Tb  1.1000  1.7500  0.9815
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [P4/mbm]
_cell_length_a [8.2547]
_cell_length_b [8.2547]
_cell_length_c [4.7223]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [127]
_chemical_formula_structural [La2TbSn2]
_chemical_formula_sum '[La4 Tb2 Sn4]'
_cell_volume [321.7844]
_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
[
  La  La0  4  0.1722  0.3278  0.5000  1.0
  Tb  Tb1  2  0.0000  0.0000  0.0000  1.0
  Sn  Sn2  4  0.1292  0.6292  0.0000  1.0
]