data_[Dy20Tl8Se8]
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
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [Cmce]
_cell_length_a [14.9407]
_cell_length_b [7.9998]
_cell_length_c [7.9968]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [64]
_chemical_formula_structural [Dy5(TlSe)2]
_chemical_formula_sum '[Dy20 Tl8 Se8]'
_cell_volume [955.8007]
_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  0.1280  0.1662  0.3363  1
  Dy  Dy1  4  0.0000  0.0000  0.0000  1
  Tl  Tl2  8  0.2087  0.0000  0.0000  1
  Se  Se3  8  0.0000  0.1406  0.6451  1
]