data_[Nd4Np4O20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  Np  1.3600  1.7500  1.0000
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [9.4718]
_cell_length_b [6.6973]
_cell_length_c [8.2182]
_cell_angle_alpha [90.0000]
_cell_angle_beta [115.6695]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [NdNpO5]
_chemical_formula_sum '[Nd4 Np4 O20]'
_cell_volume [469.8746]
_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
[
  Nd  Nd0  4  0.0000  0.4543  0.7500  1
  Np  Np1  4  0.0000  0.0000  0.0000  1
  O  O2  8  0.0060  0.2964  0.4671  1
  O  O3  8  0.2232  0.0100  0.1138  1
  O  O4  4  0.0000  0.1000  0.7500  1
]