data_[W8N12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  W  2.3600  1.3500  0.7667
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [5.0129]
_cell_length_b [8.6261]
_cell_length_c [5.3501]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.3802]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [W2N3]
_chemical_formula_sum '[W8 N12]'
_cell_volume [219.5482]
_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
[
  W  W0  4  0.1707  0.3316  0.5141  1
  W  W1  2  0.0001  0.0000  0.0000  1
  W  W2  2  0.1858  0.0000  0.5393  1
  N  N3  4  0.0885  0.1680  0.7768  1
  N  N4  4  0.4300  0.3415  0.2714  1
  N  N5  2  0.1001  0.5000  0.7742  1
  N  N6  2  0.4126  0.0000  0.2689  1
]