data_[Ag2Au2Br4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ag  1.9300  1.6000  1.0867
  Au  2.5400  1.3500  1.0700
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [9.9787]
_cell_length_b [3.9904]
_cell_length_c [6.3531]
_cell_angle_alpha [90.0000]
_cell_angle_beta [92.2267]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [AgAuBr2]
_chemical_formula_sum '[Ag2 Au2 Br4]'
_cell_volume [252.7819]
_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
[
  Ag  Ag0  2  0.0305  0.5000  0.3745  1
  Au  Au1  2  0.3181  0.5000  0.4123  1
  Br  Br2  2  0.1963  0.0000  0.6258  1
  Br  Br3  2  0.4551  0.5000  0.0874  1
]