data_[Cs3Rb6Np9O36]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Rb  0.8200  2.3500  1.6600
  Np  1.3600  1.7500  1.0000
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [8.0452]
_cell_length_b [8.0452]
_cell_length_c [19.0927]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [CsRb2Np3O12]
_chemical_formula_sum '[Cs3 Rb6 Np9 O36]'
_cell_volume [1070.2144]
_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
[
  Cs  Cs0  3  0.0000  0.0000  0.0000  1
  Rb  Rb1  6  0.0000  0.0000  0.3839  1
  Np  Np2  9  0.0000  0.5000  0.5000  1
  O  O3  18  0.0631  0.5315  0.4061  1
  O  O4  18  0.0785  0.5392  0.8140  1
]