data_[Ac2Al16Zn2Ag4]
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
  Zn  1.6500  1.3500  0.8800
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [8.5532]
_cell_length_b [5.1319]
_cell_length_c [11.4849]
_cell_angle_alpha [90.0000]
_cell_angle_beta [93.0507]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [AcAl8ZnAg2]
_chemical_formula_sum '[Ac2 Al16 Zn2 Ag4]'
_cell_volume [503.4042]
_cell_formula_units_Z [2]
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  2  0.0000  0.0000  0.5000  1
  Al  Al1  8  0.0067  0.2493  0.8039  1
  Al  Al2  4  0.1731  0.5000  0.0134  1
  Al  Al3  4  0.2157  0.5000  0.6745  1
  Zn  Zn4  2  0.0000  0.0000  0.0000  1
  Ag  Ag5  4  0.2383  0.5000  0.2829  1
]