data_[Nd2Sm8N10]
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
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [I4]
_cell_length_a [8.0421]
_cell_length_b [8.0421]
_cell_length_c [5.1070]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [79]
_chemical_formula_structural [NdSm4N5]
_chemical_formula_sum '[Nd2 Sm8 N10]'
_cell_volume [330.2916]
_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  0.0000  0.0071  1
  Sm  Sm1  8  0.0997  0.6994  0.5077  1
  N  N2  8  0.1008  0.6975  0.9939  1
  N  N3  2  0.0000  0.0000  0.4969  1
]