data_[Rb16Cd4O2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Cd  1.6900  1.5500  1.0900
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.5983]
_cell_length_b [8.4084]
_cell_length_c [10.0342]
_cell_angle_alpha [90.0000]
_cell_angle_beta [93.4456]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb8Cd2O]
_chemical_formula_sum '[Rb16 Cd4 O2]'
_cell_volume [1313.6840]
_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  8  0.0429  0.2267  0.1932  1
  Rb  Rb1  4  0.1711  0.0000  0.9134  1
  Rb  Rb2  4  0.1780  0.5000  0.5788  1
  Cd  Cd3  4  0.0924  0.0000  0.5351  1
  O  O4  2  0.0000  0.0000  0.0000  1
]