data_[Tb16Zn2Sn4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Zn  1.6500  1.3500  0.8800
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [19.3143]
_cell_length_b [5.0702]
_cell_length_c [6.7339]
_cell_angle_alpha [90.0000]
_cell_angle_beta [104.6228]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb8ZnSn2]
_chemical_formula_sum '[Tb16 Zn2 Sn4]'
_cell_volume [638.0769]
_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  4  0.0179  0.0000  0.7803  1.0
  Tb  Tb1  4  0.0921  0.5000  0.4726  1.0
  Tb  Tb2  4  0.1521  0.5000  0.9984  1.0
  Tb  Tb3  4  0.2151  0.0000  0.3170  1.0
  Zn  Zn4  2  0.0000  0.5000  0.0000  1.0
  Sn  Sn5  4  0.1807  0.0000  0.7557  1.0
]