data_[Nd8Sm8Er2]
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
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.4313]
_cell_length_b [5.1521]
_cell_length_c [8.1308]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.5556]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Nd4Sm4Er]
_chemical_formula_sum '[Nd8 Sm8 Er2]'
_cell_volume [612.8225]
_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  4  0.1654  0.0000  0.0002  1
  Nd  Nd1  4  0.2215  0.5000  0.3331  1
  Sm  Sm2  4  0.0551  0.0000  0.3336  1
  Sm  Sm3  4  0.1103  0.5000  0.6682  1
  Er  Er4  2  0.0000  0.5000  0.0000  1
]