data_[Tb4Pm24Tm12]
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 [Cmc2_1]
_cell_length_a [9.7628]
_cell_length_b [21.2465]
_cell_length_c [6.4070]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Tb(Pm2Tm)3]
_chemical_formula_sum '[Tb4 Pm24 Tm12]'
_cell_volume [1328.9767]
_cell_formula_units_Z [4]
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  0.0000  0.1582  0.4879  1
  Pm  Pm1  8  0.1746  0.2805  0.1767  1
  Pm  Pm2  8  0.1798  0.5595  0.4262  1
  Pm  Pm3  4  0.0000  0.0159  0.6904  1
  Pm  Pm4  4  0.0000  0.3009  0.7040  1
  Tm  Tm5  8  0.1680  0.1254  0.0103  1
  Tm  Tm6  4  0.0000  0.4192  0.4061  1
]