data_[Tb1Tm7Tl3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Tm  1.2500  1.7500  1.0950
  Tl  1.6200  1.9000  1.3325
]
_symmetry_space_group_name_H-M [P3m1]
_cell_length_a [7.0931]
_cell_length_b [7.0931]
_cell_length_c [7.8269]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [156]
_chemical_formula_structural [TbTm7Tl3]
_chemical_formula_sum '[Tb1 Tm7 Tl3]'
_cell_volume [341.0249]
_cell_formula_units_Z [1]
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
[
  Tb  Tb0  1  0.0000  0.0000  0.5448  1
  Tm  Tm1  3  0.0070  0.5035  0.5376  1
  Tm  Tm2  3  0.3271  0.1636  0.8971  1
  Tm  Tm3  1  0.3333  0.6667  0.8887  1
  Tl  Tl4  3  0.1675  0.3349  0.2158  1
]