data_[Cu2Au4Cl4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cu  1.9000  1.3500  0.8200
  Au  2.5400  1.3500  1.0700
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [P4/mbm]
_cell_length_a [6.2817]
_cell_length_b [6.2817]
_cell_length_c [5.2829]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [127]
_chemical_formula_structural [Cu(AuCl)2]
_chemical_formula_sum '[Cu2 Au4 Cl4]'
_cell_volume [208.4605]
_cell_formula_units_Z [2]
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
[
  Cu  Cu0  2  0.0000  0.0000  0.0000  1
  Au  Au1  4  0.1628  0.6628  0.5000  1
  Cl  Cl2  4  0.1794  0.6794  0.0000  1
]