data_[Dy2Tl2Ni4]
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
  Ni  1.9100  1.3500  0.7400
]
_symmetry_space_group_name_H-M [Pmma]
_cell_length_a [5.1321]
_cell_length_b [3.9696]
_cell_length_c [7.1671]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [51]
_chemical_formula_structural [DyTlNi2]
_chemical_formula_sum '[Dy2 Tl2 Ni4]'
_cell_volume [146.0119]
_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
[
  Dy  Dy0  2  0.2500  0.0000  0.2599  1.0
  Tl  Tl1  2  0.2500  0.5000  0.6406  1.0
  Ni  Ni2  2  0.0000  0.5000  0.0000  1.0
  Ni  Ni3  2  0.2500  0.0000  0.8916  1.0
]