data_[Ni4Ag4Cl16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ni  1.9100  1.3500  0.7400
  Ag  1.9300  1.6000  1.0867
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [F-43m]
_cell_length_a [8.2899]
_cell_length_b [8.2899]
_cell_length_c [8.2899]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [216]
_chemical_formula_structural [NiAgCl4]
_chemical_formula_sum '[Ni4 Ag4 Cl16]'
_cell_volume [569.6933]
_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
[
  Ni  Ni0  4  0.2500  0.2500  0.2500  1
  Ag  Ag1  4  0.0000  0.0000  0.0000  1
  Cl  Cl2  16  0.1247  0.3753  0.8753  1
]