data_[Ac8Ce2Sn8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Ce  1.1200  1.8500  1.0800
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [P4_2/n]
_cell_length_a [10.0045]
_cell_length_b [10.0045]
_cell_length_c [6.8335]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [86]
_chemical_formula_structural [Ac4CeSn4]
_chemical_formula_sum '[Ac8 Ce2 Sn8]'
_cell_volume [683.9659]
_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  0.0766  0.2851  0.6336  1
  Ce  Ce1  2  0.0000  0.0000  0.0000  1
  Sn  Sn2  8  0.1087  0.2652  0.1437  1
]