data_[La4N8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [6.7549]
_cell_length_b [4.1513]
_cell_length_c [6.5153]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.3766]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [LaN2]
_chemical_formula_sum '[La4 N8]'
_cell_volume [177.7422]
_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
[
  La  La0  4  0.0000  0.2159  0.2500  1.0
  N  N1  8  0.1989  0.3680  0.9468  1.0
]