data_[Ti16Ni4N8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ti  1.5400  1.4000  0.8517
  Ni  1.9100  1.3500  0.7400
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.0430]
_cell_length_b [10.1872]
_cell_length_c [10.7964]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Ti4NiN2]
_chemical_formula_sum '[Ti16 Ni4 N8]'
_cell_volume [334.6841]
_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
[
  Ti  Ti0  8  0.0000  0.2358  0.6081  1.0
  Ti  Ti1  4  0.0000  0.0745  0.2500  1.0
  Ti  Ti2  4  0.0000  0.5000  0.0000  1.0
  Ni  Ni3  4  0.0000  0.3886  0.2500  1.0
  N  N4  8  0.0000  0.1342  0.0607  1.0
]