data_[Sr20Ag4Au8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Ag  1.9300  1.6000  1.0867
  Au  2.5400  1.3500  1.0700
]
_symmetry_space_group_name_H-M [I4/mcm]
_cell_length_a [8.4163]
_cell_length_b [8.4163]
_cell_length_c [15.7628]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [140]
_chemical_formula_structural [Sr5AgAu2]
_chemical_formula_sum '[Sr20 Ag4 Au8]'
_cell_volume [1116.5394]
_cell_formula_units_Z [4]
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
[
  Sr  Sr0  16  0.1678  0.3322  0.3595  1
  Sr  Sr1  4  0.0000  0.0000  0.0000  1
  Ag  Ag2  4  0.0000  0.0000  0.2500  1
  Au  Au3  8  0.1283  0.6283  0.5000  1
]