data_[La20Nd8Sm8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Nd  1.1400  1.8500  1.2765
  Sm  1.1700  1.8500  1.2290
]
_symmetry_space_group_name_H-M [Ima2]
_cell_length_a [15.1767]
_cell_length_b [11.9620]
_cell_length_c [7.0258]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [46]
_chemical_formula_structural [La5(NdSm)2]
_chemical_formula_sum '[La20 Nd8 Sm8]'
_cell_volume [1275.4994]
_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
[
  La  La0  8  0.0521  0.7308  0.2833  1
  La  La1  8  0.1440  0.2280  0.6238  1
  La  La2  4  0.2500  0.7462  0.1042  1
  Nd  Nd3  8  0.1295  0.0059  0.9553  1
  Sm  Sm4  4  0.0000  0.0000  0.4314  1
  Sm  Sm5  4  0.2500  0.0052  0.4037  1
]