data_[Tb16Zn4Cu2]
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
  Cu  1.9000  1.3500  0.8200
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [17.7430]
_cell_length_b [5.0889]
_cell_length_c [6.7727]
_cell_angle_alpha [90.0000]
_cell_angle_beta [104.8178]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb8Zn2Cu]
_chemical_formula_sum '[Tb16 Zn4 Cu2]'
_cell_volume [591.1905]
_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  0.0270  0.0000  0.7777  1.0
  Tb  Tb1  4  0.0908  0.5000  0.4510  1.0
  Tb  Tb2  4  0.1615  0.5000  0.9684  1.0
  Tb  Tb3  4  0.2005  0.0000  0.3165  1.0
  Zn  Zn4  4  0.1881  0.0000  0.7310  1.0
  Cu  Cu5  2  0.0000  0.5000  0.0000  1.0
]