data_[Li4Ce4Pm4Bi4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Ce  1.1200  1.8500  1.0800
  Pm  1.1300  1.8500  1.1100
  Bi  2.0200  1.6000  1.0350
]
_symmetry_space_group_name_H-M [F-43m]
_cell_length_a [7.7018]
_cell_length_b [7.7018]
_cell_length_c [7.7018]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [216]
_chemical_formula_structural [LiCePmBi]
_chemical_formula_sum '[Li4 Ce4 Pm4 Bi4]'
_cell_volume [456.8528]
_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
[
  Li  Li0  4  0.2500  0.2500  0.2500  1
  Ce  Ce1  4  0.0000  0.0000  0.0000  1
  Pm  Pm2  4  0.0000  0.0000  0.5000  1
  Bi  Bi3  4  0.2500  0.2500  0.7500  1
]