data_[Rb4Ba2Zn4O8]
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
  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 [13.0483]
_cell_length_b [3.8561]
_cell_length_c [9.5672]
_cell_angle_alpha [90.0000]
_cell_angle_beta [131.1091]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb2BaZn2O4]
_chemical_formula_sum '[Rb4 Ba2 Zn4 O8]'
_cell_volume [362.6962]
_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  0.1585  0.0000  0.7598  1.0
  Ba  Ba1  2  0.0000  0.0000  0.0000  1.0
  Zn  Zn2  4  0.1421  0.5000  0.3751  1.0
  O  O3  4  0.0448  0.5000  0.8456  1.0
  O  O4  4  0.2296  0.0000  0.3575  1.0
]