data_[Ce3Pm24Nd18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Pm  1.1300  1.8500  1.1100
  Nd  1.1400  1.8500  1.2765
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [9.2787]
_cell_length_b [9.2787]
_cell_length_c [21.0390]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Ce(Pm4Nd3)2]
_chemical_formula_sum '[Ce3 Pm24 Nd18]'
_cell_volume [1568.6709]
_cell_formula_units_Z [3]
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
[
  Ce  Ce0  3  0.0000  0.0000  0.0000  1
  Pm  Pm1  18  0.0806  0.5598  0.8057  1
  Pm  Pm2  6  0.0000  0.0000  0.4227  1
  Nd  Nd3  18  0.0573  0.2484  0.7080  1
]