data_[Ac8Al8Ag4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Al  1.6100  1.2500  0.6750
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.3556]
_cell_length_b [4.9255]
_cell_length_c [11.5753]
_cell_angle_alpha [90.0000]
_cell_angle_beta [118.1937]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ac2Al2Ag]
_chemical_formula_sum '[Ac8 Al8 Ag4]'
_cell_volume [570.6104]
_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  0.0856  0.0000  0.8933  1
  Ac  Ac1  4  0.1873  0.5000  0.6735  1
  Al  Al2  4  0.0812  0.0000  0.4439  1
  Al  Al3  4  0.1190  0.5000  0.1113  1
  Ag  Ag4  4  0.1241  0.5000  0.3542  1
]