data_[Y2Si2Au2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Si  1.9000  1.1000  0.5400
  Au  2.5400  1.3500  1.0700
]
_symmetry_space_group_name_H-M [P4/nmm]
_cell_length_a [4.4758]
_cell_length_b [4.4758]
_cell_length_c [6.6353]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [129]
_chemical_formula_structural [YSiAu]
_chemical_formula_sum '[Y2 Si2 Au2]'
_cell_volume [132.9212]
_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
[
  Y  Y0  2  0.0000  0.0000  0.5000  1
  Si  Si1  2  0.0000  0.5000  0.1854  1
  Au  Au2  2  0.0000  0.5000  0.8123  1
]