data_[Ac8La8Sn20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  La  1.1000  1.9500  1.1720
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Cmce]
_cell_length_a [17.5306]
_cell_length_b [8.5051]
_cell_length_c [8.4856]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [64]
_chemical_formula_structural [Ac2La2Sn5]
_chemical_formula_sum '[Ac8 La8 Sn20]'
_cell_volume [1265.1936]
_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
[
  La  La0  8  0.0000  0.1727  0.6721  1
  Ac  Ac1  8  0.1911  0.0000  0.0000  1
  Sn  Sn2  16  0.1298  0.1221  0.3781  1
  Sn  Sn3  4  0.0000  0.0000  0.0000  1
]