data_[La20Sn8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [16.6285]
_cell_length_b [6.1170]
_cell_length_c [9.3147]
_cell_angle_alpha [90.0000]
_cell_angle_beta [95.8561]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [La5Sn2]
_chemical_formula_sum '[La20 Sn8]'
_cell_volume [942.5107]
_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  0.1115  0.1986  0.4414  1.0
  La  La1  8  0.2212  0.4074  0.8233  1.0
  La  La2  4  0.0000  0.2635  0.7500  1.0
  Sn  Sn3  8  0.0921  0.2980  0.0912  1.0
]