data_[Tb12Pm6Y4Tl2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Pm  1.1300  1.8500  1.1100
  Y  1.2200  1.8000  1.0400
  Tl  1.6200  1.9000  1.3325
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.1630]
_cell_length_b [10.6813]
_cell_length_c [11.7445]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.1414]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb6Pm3Y2Tl]
_chemical_formula_sum '[Tb12 Pm6 Y4 Tl2]'
_cell_volume [761.0478]
_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
[
  Tb  Tb0  8  0.2451  0.1640  0.2452  1
  Tb  Tb1  4  0.2469  0.0000  0.7531  1
  Pm  Pm2  4  0.0000  0.1675  0.5000  1
  Pm  Pm3  2  0.0000  0.5000  0.5000  1
  Y  Y4  4  0.0000  0.3340  0.0000  1
  Tl  Tl5  2  0.0000  0.0000  0.0000  1
]