data_[Rb2Sb2O6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Sb  2.0500  1.4500  0.8300
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [5.5039]
_cell_length_b [6.7045]
_cell_length_c [7.5973]
_cell_angle_alpha [68.2856]
_cell_angle_beta [72.1744]
_cell_angle_gamma [67.7636]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [RbSbO3]
_chemical_formula_sum '[Rb2 Sb2 O6]'
_cell_volume [236.5417]
_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  0.1312  0.0735  0.1965  1.0
  Sb  Sb1  2  0.2610  0.4037  0.5771  1.0
  O  O2  2  0.1363  0.4195  0.3533  1.0
  O  O3  2  0.2806  0.1514  0.7943  1.0
  O  O4  2  0.3448  0.6763  0.5570  1.0
]