data_[Ac2Sn3Ir4Pb1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Sn  1.9600  1.4500  0.8300
  Ir  2.2000  1.3500  0.7650
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [P-4m2]
_cell_length_a [4.5859]
_cell_length_b [4.5859]
_cell_length_c [11.1218]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [115]
_chemical_formula_structural [Ac2Sn3Ir4Pb]
_chemical_formula_sum '[Ac2 Sn3 Ir4 Pb1]'
_cell_volume [233.8920]
_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  2  0.0000  0.5000  0.7533  1
  Sn  Sn1  2  0.0000  0.5000  0.1262  1
  Sn  Sn2  1  0.0000  0.0000  0.5000  1
  Ir  Ir3  2  0.0000  0.5000  0.3626  1
  Ir  Ir4  1  0.0000  0.0000  0.0000  1
  Ir  Ir5  1  0.5000  0.5000  0.0000  1
  Pb  Pb6  1  0.5000  0.5000  0.5000  1
]