data_[Rb4Ba4C8O24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ba  0.8900  2.1500  1.4900
  C  2.5500  0.7000  0.3000
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [9.4099]
_cell_length_b [10.8699]
_cell_length_c [7.7760]
_cell_angle_alpha [90.0000]
_cell_angle_beta [112.9138]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [RbBa(CO3)2]
_chemical_formula_sum '[Rb4 Ba4 C8 O24]'
_cell_volume [732.6069]
_cell_formula_units_Z [4]
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  0.1356  0.7500  1.0
  Ba  Ba1  4  0.0000  0.3920  0.2500  1.0
  C  C2  8  0.2412  0.3826  0.7697  1.0
  O  O3  8  0.1086  0.3844  0.6290  1.0
  O  O4  8  0.1792  0.2173  0.1878  1.0
  O  O5  8  0.2108  0.0190  0.1322  1.0
]