data_[Sm8Bi4S2N4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Bi  2.0200  1.6000  1.0350
  S  2.5800  1.0000  0.8800
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [14.9230]
_cell_length_b [4.1553]
_cell_length_c [7.9337]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.4486]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sm4Bi2SN2]
_chemical_formula_sum '[Sm8 Bi4 S2 N4]'
_cell_volume [466.6900]
_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
[
  Sm  Sm0  4  0.0326  0.5000  0.7868  1.0
  Sm  Sm1  4  0.2088  0.0000  0.1375  1.0
  Bi  Bi2  4  0.1140  0.0000  0.5289  1.0
  S  S3  2  0.0000  0.0000  0.0000  1.0
  N  N4  4  0.1738  0.5000  0.9906  1.0
]