data_[Ac1Ag2Au8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Ag  1.9300  1.6000  1.0867
  Au  2.5400  1.3500  1.0700
]
_symmetry_space_group_name_H-M [P4/mmm]
_cell_length_a [5.5333]
_cell_length_b [5.5333]
_cell_length_c [9.1246]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [123]
_chemical_formula_structural [Ac(AgAu4)2]
_chemical_formula_sum '[Ac1 Ag2 Au8]'
_cell_volume [279.3715]
_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
[
  Ac  Ac0  1  0.5000  0.5000  0.5000  1
  Ag  Ag1  2  0.0000  0.5000  0.0000  1
  Au  Au2  8  0.2471  0.2471  0.2299  1
]