data_[Sm24Tm3Tl18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Tm  1.2500  1.7500  1.0950
  Tl  1.6200  1.9000  1.3325
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [9.2460]
_cell_length_b [9.2460]
_cell_length_c [19.7395]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Sm8TmTl6]
_chemical_formula_sum '[Sm24 Tm3 Tl18]'
_cell_volume [1461.4154]
_cell_formula_units_Z [3]
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
[
  Sm  Sm0  18  0.0006  0.6654  0.8900  1
  Sm  Sm1  6  0.0000  0.0000  0.3343  1
  Tm  Tm2  3  0.0000  0.0000  0.0000  1
  Tl  Tl3  18  0.0002  0.3275  0.9394  1
]