data_[Si1Bi1W1Au2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Si  1.9000  1.1000  0.5400
  Bi  2.0200  1.6000  1.0350
  W  2.3600  1.3500  0.7667
  Au  2.5400  1.3500  1.0700
]
_symmetry_space_group_name_H-M [P4/mmm]
_cell_length_a [5.2595]
_cell_length_b [5.2595]
_cell_length_c [5.4035]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [123]
_chemical_formula_structural [SiBiWAu2]
_chemical_formula_sum '[Si1 Bi1 W1 Au2]'
_cell_volume [149.4744]
_cell_formula_units_Z [1]
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
[
  Si  Si0  1  0.0000  0.0000  0.5000  1
  Bi  Bi1  1  0.0000  0.0000  0.0000  1
  W  W2  1  0.5000  0.5000  0.5000  1
  Au  Au3  2  0.0000  0.5000  0.0000  1
]