data_[Tb6Pm2Tm16]
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
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [10.9782]
_cell_length_b [10.8941]
_cell_length_c [6.6979]
_cell_angle_alpha [90.0000]
_cell_angle_beta [111.0675]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [Tb3PmTm8]
_chemical_formula_sum '[Tb6 Pm2 Tm16]'
_cell_volume [747.5039]
_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  4  0.4572  0.2792  0.5813  1
  Tb  Tb1  2  0.0065  0.5000  0.8611  1
  Pm  Pm2  2  0.0786  0.0000  0.9758  1
  Tm  Tm3  4  0.1257  0.2799  0.2512  1
  Tm  Tm4  4  0.2914  0.2245  0.9173  1
  Tm  Tm5  2  0.1760  0.0000  0.5303  1
  Tm  Tm6  2  0.2402  0.5000  0.6374  1
  Tm  Tm7  2  0.3400  0.5000  0.1922  1
  Tm  Tm8  2  0.4101  0.0000  0.3036  1
]