data_[Dy20Tl8Sn4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Dy  1.2200  1.7500  1.1310
  Tl  1.6200  1.9000  1.3325
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [I4/mcm]
_cell_length_a [8.3559]
_cell_length_b [8.3559]
_cell_length_c [13.2034]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [140]
_chemical_formula_structural [Dy5Tl2Sn]
_chemical_formula_sum '[Dy20 Tl8 Sn4]'
_cell_volume [921.8824]
_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
[
  Dy  Dy0  16  0.1549  0.3451  0.6521  1.0
  Dy  Dy1  4  0.0000  0.0000  0.0000  1.0
  Tl  Tl2  8  0.1436  0.6436  0.5000  1.0
  Sn  Sn3  4  0.0000  0.0000  0.2500  1.0
]