data_[Tb8Sm4Zn8]
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
  Zn  1.6500  1.3500  0.8800
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [5.3101]
_cell_length_b [15.3952]
_cell_length_c [6.2431]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Tb2SmZn2]
_chemical_formula_sum '[Tb8 Sm4 Zn8]'
_cell_volume [510.3747]
_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  0.0000  0.0421  0.2544  1.0
  Tb  Tb1  4  0.0000  0.2021  0.6500  1.0
  Sm  Sm2  4  0.0000  0.4162  0.4058  1.0
  Zn  Zn3  4  0.0000  0.2219  0.1411  1.0
  Zn  Zn4  4  0.0000  0.3755  0.9142  1.0
]