data_[Ac16Sn10Pb2]
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
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [I-4]
_cell_length_a [10.2181]
_cell_length_b [10.2181]
_cell_length_c [10.2324]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [82]
_chemical_formula_structural [Ac8Sn5Pb]
_chemical_formula_sum '[Ac16 Sn10 Pb2]'
_cell_volume [1068.3614]
_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  8  0.0687  0.3177  0.5581  1
  Ac  Ac1  8  0.0687  0.1799  0.1932  1
  Sn  Sn2  8  0.1252  0.2500  0.8756  1
  Sn  Sn3  2  0.0000  0.0000  0.5000  1
  Pb  Pb4  2  0.0000  0.5000  0.2500  1
]