data_[Ac4Al12Ir4Pt4]
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
  Ir  2.2000  1.3500  0.7650
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [6.3427]
_cell_length_b [12.3523]
_cell_length_c [6.8065]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [AcAl3IrPt]
_chemical_formula_sum '[Ac4 Al12 Ir4 Pt4]'
_cell_volume [533.2741]
_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  0.2373  0.2500  1
  Al  Al1  8  0.2090  0.5000  0.0000  1
  Al  Al2  4  0.0000  0.2064  0.7500  1
  Ir  Ir3  4  0.0000  0.3933  0.7500  1
  Pt  Pt4  4  0.0000  0.0190  0.7500  1
]