data_[Tb8Er2Zn8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Er  1.2400  1.7500  1.0300
  Zn  1.6500  1.3500  0.8800
]
_symmetry_space_group_name_H-M [P4_2/n]
_cell_length_a [8.7199]
_cell_length_b [8.7199]
_cell_length_c [6.1651]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [86]
_chemical_formula_structural [Tb4ErZn4]
_chemical_formula_sum '[Tb8 Er2 Zn8]'
_cell_volume [468.7678]
_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  8  0.0923  0.2816  0.6017  1
  Er  Er1  2  0.0000  0.0000  0.0000  1
  Zn  Zn2  8  0.1166  0.2763  0.1345  1
]