data_[Ag4Cl4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ag  1.9300  1.6000  1.0867
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [Pmmn]
_cell_length_a [4.5640]
_cell_length_b [5.4936]
_cell_length_c [22.1830]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [59]
_chemical_formula_structural [AgCl]
_chemical_formula_sum '[Ag4 Cl4]'
_cell_volume [556.1915]
_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  2  0.0000  0.0000  0.4621  1
  Ag  Ag1  2  0.0000  0.5000  0.6215  1
  Cl  Cl2  2  0.0000  0.0000  0.3381  1
  Cl  Cl3  2  0.0000  0.5000  0.4746  1
]