data_[Tb4Dy8Bi4]
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
  Bi  2.0200  1.6000  1.0350
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [4.6379]
_cell_length_b [22.7687]
_cell_length_c [4.6225]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [TbDy2Bi]
_chemical_formula_sum '[Tb4 Dy8 Bi4]'
_cell_volume [488.1345]
_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  0.3084  0.7500  1.0
  Dy  Dy1  4  0.0000  0.0588  0.2500  1.0
  Dy  Dy2  4  0.0000  0.4398  0.2500  1.0
  Bi  Bi3  4  0.0000  0.1673  0.7500  1.0
]