data_[La12Tb24Pm2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Tb  1.1000  1.7500  0.9815
  Pm  1.1300  1.8500  1.1100
]
_symmetry_space_group_name_H-M [Im-3]
_cell_length_a [10.8797]
_cell_length_b [10.8797]
_cell_length_c [10.8797]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [204]
_chemical_formula_structural [La6Tb12Pm]
_chemical_formula_sum '[La12 Tb24 Pm2]'
_cell_volume [1287.8088]
_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  24  0.0000  0.1996  0.2586  1
  La  La1  12  0.0000  0.3593  0.5000  1
  Pm  Pm2  2  0.0000  0.0000  0.0000  1
]