data_[Ac4Cu4Si4Au24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Cu  1.9000  1.3500  0.8200
  Si  1.9000  1.1000  0.5400
  Au  2.5400  1.3500  1.0700
]
_symmetry_space_group_name_H-M [Imma]
_cell_length_a [7.1835]
_cell_length_b [8.8801]
_cell_length_c [13.2613]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [74]
_chemical_formula_structural [AcCuSiAu6]
_chemical_formula_sum '[Ac4 Cu4 Si4 Au24]'
_cell_volume [845.9443]
_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
[
  Ac  Ac0  4  0.0000  0.2500  0.1298  1
  Si  Si1  4  0.0000  0.0000  0.5000  1
  Cu  Cu2  4  0.2500  0.2500  0.7500  1
  Au  Au3  16  0.2101  0.4852  0.6461  1
  Au  Au4  4  0.0000  0.2500  0.4154  1
  Au  Au5  4  0.0000  0.2500  0.8913  1
]