data_[Yb2Tl4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Yb  1.1000  1.7500  1.0840
  Tl  1.6200  1.9000  1.3325
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [5.3751]
_cell_length_b [4.0009]
_cell_length_c [8.4539]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.4993]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [YbTl2]
_chemical_formula_sum '[Yb2 Tl4]'
_cell_volume [175.1932]
_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
[
  Yb  Yb0  2  0.3340  0.0000  0.6767  1.0
  Tl  Tl1  2  0.1799  0.5000  0.3447  1.0
  Tl  Tl2  1  0.0000  0.0000  0.0000  1.0
  Tl  Tl3  1  0.5000  0.5000  0.0000  1.0
]