data_[Tb4Y24Er8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Y  1.2200  1.8000  1.0400
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [12.8061]
_cell_length_b [14.2231]
_cell_length_c [6.5390]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.4669]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Tb(Y3Er)2]
_chemical_formula_sum '[Tb4 Y24 Er8]'
_cell_volume [1158.2876]
_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  0.0000  0.1199  0.7500  1
  Y  Y1  8  0.0367  0.3148  0.5037  1
  Y  Y2  8  0.1364  0.0858  0.3132  1
  Y  Y3  8  0.2395  0.3016  0.2258  1
  Er  Er4  8  0.1386  0.4773  0.8678  1
]