data_[Tb4Zn12Si8]
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
  Si  1.9000  1.1000  0.5400
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [14.8160]
_cell_length_b [4.2226]
_cell_length_c [8.2615]
_cell_angle_alpha [90.0000]
_cell_angle_beta [121.4909]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [TbZn3Si2]
_chemical_formula_sum '[Tb4 Zn12 Si8]'
_cell_volume [440.7392]
_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  0.1497  0.0000  0.2132  1
  Zn  Zn1  4  0.0570  0.0000  0.7427  1
  Zn  Zn2  4  0.1116  0.5000  0.4512  1
  Zn  Zn3  4  0.2216  0.5000  0.0319  1
  Si  Si4  4  0.0270  0.5000  0.8893  1
  Si  Si5  4  0.1741  0.0000  0.6143  1
]