data_[Tb4Pm4Nd8Sm2]
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
  Nd  1.1400  1.8500  1.2765
  Sm  1.1700  1.8500  1.2290
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.4606]
_cell_length_b [5.1558]
_cell_length_c [8.1291]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.5445]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb2Pm2Nd4Sm]
_chemical_formula_sum '[Tb4 Pm4 Nd8 Sm2]'
_cell_volume [614.3446]
_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  0.1672  0.5000  0.9996  1
  Pm  Pm1  4  0.1115  0.0000  0.6684  1
  Nd  Nd2  4  0.0550  0.5000  0.3315  1
  Nd  Nd3  4  0.2222  0.0000  0.3311  1
  Sm  Sm4  2  0.0000  0.0000  0.0000  1
]