data_[Ac10Y4Pb8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Y  1.2200  1.8000  1.0400
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [28.5081]
_cell_length_b [3.7974]
_cell_length_c [7.9852]
_cell_angle_alpha [90.0000]
_cell_angle_beta [92.1643]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ac5(YPb2)2]
_chemical_formula_sum '[Ac10 Y4 Pb8]'
_cell_volume [863.8341]
_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  4  0.1373  0.0000  0.8504  1
  Ac  Ac1  4  0.2359  0.0000  0.2312  1
  Ac  Ac2  2  0.0000  0.5000  0.0000  1
  Y  Y3  4  0.0858  0.0000  0.3177  1
  Pb  Pb4  4  0.0306  0.0000  0.6566  1
  Pb  Pb5  4  0.1662  0.5000  0.4957  1
]