data_[Ag12Se12N4O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ag  1.9300  1.6000  1.0867
  Se  2.5500  1.1500  1.0133
  N  3.0400  0.6500  0.6300
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cc]
_cell_length_a [6.8078]
_cell_length_b [11.8988]
_cell_length_c [10.2851]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.3006]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [9]
_chemical_formula_structural [Ag3Se3NO3]
_chemical_formula_sum '[Ag12 Se12 N4 O12]'
_cell_volume [832.9233]
_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
[
  Ag  Ag0  4  0.0202  0.2877  0.3744  1
  Ag  Ag1  4  0.2145  0.0753  0.2342  1
  Ag  Ag2  4  0.4406  0.2075  0.4313  1
  Se  Se3  4  0.1310  0.1329  0.5306  1
  Se  Se4  4  0.1899  0.1341  0.9979  1
  Se  Se5  4  0.2389  0.4736  0.7445  1
  N  N6  4  0.0602  0.9999  0.4164  1
  O  O7  4  0.0269  0.4530  0.2614  1
  O  O8  4  0.1750  0.3389  0.7698  1
  O  O9  4  0.3564  0.4833  0.4161  1
]