data_[Nd2Nb2Cr2N6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  Nb  1.6000  1.4500  0.8200
  Cr  1.6600  1.4000  0.9400
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [7.0495]
_cell_length_b [3.1937]
_cell_length_c [7.3132]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.9075]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [NdNbCrN3]
_chemical_formula_sum '[Nd2 Nb2 Cr2 N6]'
_cell_volume [158.3458]
_cell_formula_units_Z [2]
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
[
  Nd  Nd0  2  0.1986  0.2500  0.2127  1.0
  Nb  Nb1  2  0.3473  0.7500  0.8555  1.0
  Cr  Cr2  2  0.0953  0.2500  0.6015  1.0
  N  N3  2  0.1238  0.2500  0.8643  1.0
  N  N4  2  0.1940  0.7500  0.5002  1.0
  N  N5  2  0.4428  0.7500  0.1569  1.0
]