data_[Rb8Ce6Zn2O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ce  1.1200  1.8500  1.0800
  Zn  1.6500  1.3500  0.8800
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.6360]
_cell_length_b [7.0517]
_cell_length_c [7.7008]
_cell_angle_alpha [90.0000]
_cell_angle_beta [121.5559]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb4Ce3ZnO8]
_chemical_formula_sum '[Rb8 Ce6 Zn2 O16]'
_cell_volume [584.7214]
_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  0.2500  0.2500  0.0000  1
  Rb  Rb1  2  0.0000  0.0000  0.0000  1
  Rb  Rb2  2  0.0000  0.5000  0.0000  1
  Ce  Ce3  4  0.2500  0.2500  0.5000  1
  Ce  Ce4  2  0.0000  0.5000  0.5000  1
  Zn  Zn5  2  0.0000  0.0000  0.5000  1
  O  O6  8  0.0271  0.2391  0.3320  1
  O  O7  4  0.2231  0.5000  0.6802  1
  O  O8  4  0.2499  0.5000  0.3047  1
]