data_[Tb2Ho4Er6Bi12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Ho  1.2300  1.7500  1.0410
  Er  1.2400  1.7500  1.0300
  Bi  2.0200  1.6000  1.0350
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [19.4142]
_cell_length_b [4.4547]
_cell_length_c [8.9117]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.1944]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [TbHo2(ErBi2)3]
_chemical_formula_sum '[Tb2 Ho4 Er6 Bi12]'
_cell_volume [750.3768]
_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  2  0.0000  0.5000  0.0000  1
  Ho  Ho1  4  0.1668  0.0000  0.3331  1
  Er  Er2  4  0.1663  0.0000  0.8329  1
  Er  Er3  2  0.0000  0.5000  0.5000  1
  Bi  Bi4  4  0.0000  0.0000  0.7478  1
  Bi  Bi5  4  0.1664  0.5000  0.5836  1
  Bi  Bi6  4  0.1676  0.5000  0.0829  1
]