data_[Gd8N8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Gd  1.2000  1.8000  1.0750
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Pbcm]
_cell_length_a [20.6413]
_cell_length_b [6.5852]
_cell_length_c [6.7960]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [57]
_chemical_formula_structural [GdN]
_chemical_formula_sum '[Gd8 N8]'
_cell_volume [923.7708]
_cell_formula_units_Z [8]
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
[
  Gd  Gd0  4  0.3633  0.0580  0.2500  1
  Gd  Gd1  4  0.4894  0.2500  0.0000  1
  N  N2  4  0.3809  0.2500  0.0000  1
  N  N3  4  0.4692  0.5164  0.7500  1
]