data_[Tb12Pm2Tl6]
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
  Tl  1.6200  1.9000  1.3325
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [10.1925]
_cell_length_b [5.2298]
_cell_length_c [11.3935]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.4016]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Tb6PmTl3]
_chemical_formula_sum '[Tb12 Pm2 Tl6]'
_cell_volume [597.3483]
_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  2  0.0817  0.7500  0.9077  1
  Tb  Tb1  2  0.1350  0.7500  0.2223  1
  Tb  Tb2  2  0.1872  0.2500  0.7226  1
  Tb  Tb3  2  0.2754  0.7500  0.5182  1
  Tb  Tb4  2  0.3570  0.2500  0.3155  1
  Tb  Tb5  2  0.4441  0.7500  0.0940  1
  Pm  Pm6  2  0.0453  0.2500  0.4049  1
  Tl  Tl7  2  0.2337  0.2500  0.0362  1
  Tl  Tl8  2  0.3679  0.7500  0.8100  1
  Tl  Tl9  2  0.4616  0.2500  0.6119  1
]