data_[Tb12Pm20Cd4]
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
  Cd  1.6900  1.5500  1.0900
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [14.6570]
_cell_length_b [11.6722]
_cell_length_c [9.2395]
_cell_angle_alpha [90.0000]
_cell_angle_beta [121.8547]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb3Pm5Cd]
_chemical_formula_sum '[Tb12 Pm20 Cd4]'
_cell_volume [1342.6182]
_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  0.1438  0.5000  0.0938  1
  Tb  Tb1  4  0.1993  0.5000  0.7857  1
  Tb  Tb2  2  0.0000  0.0000  0.0000  1
  Tb  Tb3  2  0.0000  0.0000  0.5000  1
  Pm  Pm4  8  0.1673  0.2347  0.6850  1
  Pm  Pm5  4  0.0000  0.2571  0.0000  1
  Pm  Pm6  4  0.0523  0.5000  0.3546  1
  Pm  Pm7  4  0.1839  0.0000  0.4239  1
  Cd  Cd8  4  0.1320  0.0000  0.8562  1
]