data_[Rb6Pu2O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Pu  1.2800  1.7500  0.9675
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2/c]
_cell_length_a [6.9281]
_cell_length_b [7.8674]
_cell_length_c [6.3339]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.6309]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [13]
_chemical_formula_structural [Rb3PuO4]
_chemical_formula_sum '[Rb6 Pu2 O8]'
_cell_volume [327.1419]
_cell_formula_units_Z [2]
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
[
  Rb  Rb0  2  0.0000  0.3874  0.7500  1
  Rb  Rb1  2  0.5000  0.1173  0.7500  1
  Rb  Rb2  2  0.5000  0.3574  0.2500  1
  Pu  Pu3  2  0.0000  0.1059  0.2500  1
  O  O4  4  0.1720  0.0833  0.9870  1
  O  O5  4  0.1975  0.2924  0.4236  1
]