data_[Pm15Tm12Tl6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Tm  1.2500  1.7500  1.0950
  Tl  1.6200  1.9000  1.3325
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [5.2699]
_cell_length_b [5.2699]
_cell_length_c [46.7210]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Pm5(Tm2Tl)2]
_chemical_formula_sum '[Pm15 Tm12 Tl6]'
_cell_volume [1123.6932]
_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
[
  Pm  Pm0  6  0.0000  0.0000  0.1994  1
  Pm  Pm1  6  0.0000  0.0000  0.3523  1
  Pm  Pm2  3  -0.0000  -0.0000  0.5000  1
  Tm  Tm3  6  0.0000  0.0000  0.2739  1
  Tm  Tm4  6  0.0000  0.0000  0.4264  1
  Tl  Tl5  6  0.0000  0.0000  0.1047  1
]