data_[Yb8Sn4N4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Yb  1.1000  1.7500  1.0840
  Sn  1.9600  1.4500  0.8300
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.4671]
_cell_length_b [19.7442]
_cell_length_c [4.9393]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Yb2SnN]
_chemical_formula_sum '[Yb8 Sn4 N4]'
_cell_volume [338.1192]
_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
[
  Yb  Yb0  4  0.0000  0.2185  0.2500  1.0
  Yb  Yb1  4  0.0000  0.3808  0.2500  1.0
  Sn  Sn2  4  0.0000  0.0433  0.2500  1.0
  N  N3  4  0.0000  0.1992  0.7500  1.0
]