data_[Tb4Dy8Al8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Dy  1.2200  1.7500  1.1310
  Al  1.6100  1.2500  0.6750
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.6429]
_cell_length_b [26.7929]
_cell_length_c [5.1505]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Tb(DyAl)2]
_chemical_formula_sum '[Tb4 Dy8 Al8]'
_cell_volume [502.7127]
_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  0.1439  0.7500  1
  Dy  Dy1  4  0.0000  0.0480  0.2500  1
  Dy  Dy2  4  0.0000  0.2346  0.2500  1
  Al  Al3  4  0.0000  0.3581  0.7500  1
  Al  Al4  4  0.0000  0.4520  0.2500  1
]