data_[Ce4Sm8Bi6N4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Sm  1.1700  1.8500  1.2290
  Bi  2.0200  1.6000  1.0350
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [4.7940]
_cell_length_b [4.7940]
_cell_length_c [26.1230]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [Ce2Sm4Bi3N2]
_chemical_formula_sum '[Ce4 Sm8 Bi6 N4]'
_cell_volume [600.3629]
_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
[
  Ce  Ce0  4  0.0000  0.0000  0.3098  1.0
  Sm  Sm1  8  0.0000  0.5000  0.0834  1.0
  Bi  Bi2  4  0.0000  0.0000  0.1786  1.0
  Bi  Bi3  2  0.0000  0.0000  0.0000  1.0
  N  N4  4  0.0000  0.0000  0.3938  1.0
]