data_[Ag6N6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ag  1.9300  1.6000  1.0867
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [18.7199]
_cell_length_b [2.9498]
_cell_length_c [18.7199]
_cell_angle_alpha [90.0000]
_cell_angle_beta [120.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [AgN]
_chemical_formula_sum '[Ag6 N6]'
_cell_volume [895.2289]
_cell_formula_units_Z [6]
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
[
  Ag  Ag0  2  0.3077  0.0000  0.9289  1
  Ag  Ag1  2  0.3500  0.5000  0.7837  1
  Ag  Ag2  2  0.4550  0.0000  0.1411  1
  N  N3  2  0.2913  0.0000  0.8131  1
  N  N4  2  0.3388  0.0000  0.0476  1
  N  N5  2  0.4226  0.0000  0.7745  1
]