data_[Rb6U4O14]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  U  1.3800  1.7500  0.9913
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [4.3725]
_cell_length_b [24.1014]
_cell_length_c [4.3481]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [Rb3U2O7]
_chemical_formula_sum '[Rb6 U4 O14]'
_cell_volume [458.2191]
_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  4  0.0000  0.3183  0.5000  1
  Rb  Rb1  2  0.0000  0.5000  0.5000  1
  U  U2  4  0.0000  0.0902  0.0000  1
  O  O3  4  0.0000  0.0898  0.5000  1
  O  O4  4  0.0000  0.1717  0.0000  1
  O  O5  4  0.0000  0.4103  0.0000  1
  O  O6  2  0.0000  0.0000  0.0000  1
]