data_[Tb16Zn2Ag4]
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
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [17.8566]
_cell_length_b [5.2094]
_cell_length_c [6.9032]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.9175]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb8ZnAg2]
_chemical_formula_sum '[Tb16 Zn2 Ag4]'
_cell_volume [614.3572]
_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  0.0269  0.0000  0.7806  1.0
  Tb  Tb1  4  0.0923  0.5000  0.4571  1.0
  Tb  Tb2  4  0.1666  0.5000  0.9783  1.0
  Tb  Tb3  4  0.1975  0.0000  0.3134  1.0
  Zn  Zn4  2  0.0000  0.5000  0.0000  1.0
  Ag  Ag5  4  0.1825  0.0000  0.7213  1.0
]