data_[Nd12Ag4N2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  Ag  1.9300  1.6000  1.0867
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [6.7667]
_cell_length_b [7.3427]
_cell_length_c [12.1908]
_cell_angle_alpha [90.0000]
_cell_angle_beta [122.7347]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Nd6Ag2N]
_chemical_formula_sum '[Nd12 Ag4 N2]'
_cell_volume [509.5099]
_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  4  0.1455  0.6862  0.9513  1
  Nd  Nd1  4  0.2751  0.2081  0.9511  1
  Nd  Nd2  4  0.3731  0.5221  0.7604  1
  Ag  Ag3  4  0.1984  0.5837  0.2507  1
  N  N4  2  0.5000  0.0000  0.5000  1
]