data_[Ag4Ir4Cl4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ag  1.9300  1.6000  1.0867
  Ir  2.2000  1.3500  0.7650
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [3.6469]
_cell_length_b [3.0576]
_cell_length_c [21.8597]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [AgIrCl]
_chemical_formula_sum '[Ag4 Ir4 Cl4]'
_cell_volume [243.7576]
_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  0.7475  1
  Ag  Ag1  2  0.5000  0.0000  0.4270  1
  Ir  Ir2  2  0.0000  0.0000  0.0071  1
  Ir  Ir3  2  0.5000  0.0000  0.5515  1
  Cl  Cl4  2  0.5000  0.0000  0.3118  1
  Cl  Cl5  2  0.5000  0.0000  0.6571  1
]