data_[Y4Tm8Tl8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Tm  1.2500  1.7500  1.0950
  Tl  1.6200  1.9000  1.3325
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.0779]
_cell_length_b [5.2168]
_cell_length_c [9.0667]
_cell_angle_alpha [90.0000]
_cell_angle_beta [104.4098]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Y(TmTl)2]
_chemical_formula_sum '[Y4 Tm8 Tl8]'
_cell_volume [553.3031]
_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
[
  Y  Y0  4  0.0658  0.0000  0.8533  1
  Tm  Tm1  4  0.0678  0.5000  0.3586  1
  Tm  Tm2  4  0.2488  0.5000  0.7481  1
  Tl  Tl3  4  0.1361  0.0000  0.5426  1
  Tl  Tl4  4  0.1365  0.5000  0.0495  1
]