data_[Nd2Sm4Er6Bi12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  Sm  1.1700  1.8500  1.2290
  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 [19.6395]
_cell_length_b [4.5074]
_cell_length_c [9.0570]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.3091]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [NdSm2(ErBi2)3]
_chemical_formula_sum '[Nd2 Sm4 Er6 Bi12]'
_cell_volume [780.2154]
_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
[
  Nd  Nd0  2  0.0000  0.5000  0.0000  1.0
  Sm  Sm1  4  0.1670  0.0000  0.3336  1.0
  Er  Er2  4  0.1661  0.0000  0.8330  1.0
  Er  Er3  2  0.0000  0.5000  0.5000  1.0
  Bi  Bi4  4  0.0013  0.0000  0.7433  1.0
  Bi  Bi5  4  0.1649  0.5000  0.5874  1.0
  Bi  Bi6  4  0.1693  0.5000  0.0797  1.0
]