data_[Yb4Cu2Au4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Yb  1.1000  1.7500  1.0840
  Cu  1.9000  1.3500  0.8200
  Au  2.5400  1.3500  1.0700
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [4.0330]
_cell_length_b [6.5357]
_cell_length_c [8.2870]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Yb2CuAu2]
_chemical_formula_sum '[Yb4 Cu2 Au4]'
_cell_volume [218.4286]
_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
[
  Yb  Yb0  4  0.0000  0.5000  0.2142  1
  Cu  Cu1  2  0.0000  0.0000  0.0000  1
  Au  Au2  4  0.0000  0.2225  0.5000  1
]