data_[Ba4Ce8Sn4N16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Ce  1.1200  1.8500  1.0800
  Sn  1.9600  1.4500  0.8300
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.7582]
_cell_length_b [12.5336]
_cell_length_c [12.2667]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [BaCe2SnN4]
_chemical_formula_sum '[Ba4 Ce8 Sn4 N16]'
_cell_volume [577.8160]
_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
[
  Ba  Ba0  4  0.0000  0.0968  0.7500  1
  Ce  Ce1  8  0.0000  0.3719  0.5398  1
  Sn  Sn2  4  0.0000  0.1673  0.2500  1
  N  N3  8  0.0000  0.2632  0.1103  1
  N  N4  4  0.0000  0.0000  0.0000  1
  N  N5  4  0.0000  0.4175  0.7500  1
]