data_[Tb2Sm4Sb6]
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
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [4.4550]
_cell_length_b [6.2829]
_cell_length_c [13.3164]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [TbSm2Sb3]
_chemical_formula_sum '[Tb2 Sm4 Sb6]'
_cell_volume [372.7324]
_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  0.5000  0.0000  1.0
  Sm  Sm1  4  0.0000  0.5000  0.3327  1.0
  Sb  Sb2  4  0.0000  0.0000  0.3357  1.0
  Sb  Sb3  2  0.0000  0.0000  0.0000  1.0
]