data_[Ce8P8O4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  P  2.1900  1.0000  0.5500
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [4.0785]
_cell_length_b [14.7611]
_cell_length_c [6.9060]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Ce2P2O]
_chemical_formula_sum '[Ce8 P8 O4]'
_cell_volume [415.7605]
_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
[
  Ce  Ce0  4  0.0000  0.1745  0.9706  1.0
  Ce  Ce1  4  0.0000  0.4614  0.1121  1.0
  P  P2  4  0.0000  0.0604  0.3180  1.0
  P  P3  4  0.0000  0.1802  0.5358  1.0
  O  O4  4  0.0000  0.3971  0.4291  1.0
]