data_[Tb4Ce12Si8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Ce  1.1200  1.8500  1.0800
  Si  1.9000  1.1000  0.5400
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [17.3904]
_cell_length_b [4.1045]
_cell_length_c [8.6997]
_cell_angle_alpha [90.0000]
_cell_angle_beta [115.5378]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [TbCe3Si2]
_chemical_formula_sum '[Tb4 Ce12 Si8]'
_cell_volume [560.3006]
_cell_formula_units_Z [4]
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  4  0.1095  0.0000  0.0296  1.0
  Ce  Ce1  4  0.0689  0.0000  0.4355  1.0
  Ce  Ce2  4  0.1234  0.5000  0.6825  1.0
  Ce  Ce3  4  0.2181  0.5000  0.3941  1.0
  Si  Si4  4  0.0229  0.5000  0.1599  1.0
  Si  Si5  4  0.2472  0.5000  0.0794  1.0
]