data_[Rb4Ba8Ga4O16]
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
  Ga  1.8100  1.3000  0.7600
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.6986]
_cell_length_b [13.7935]
_cell_length_c [13.0982]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [RbBa2GaO4]
_chemical_formula_sum '[Rb4 Ba8 Ga4 O16]'
_cell_volume [668.2226]
_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  0.0906  0.7500  1.0
  Ba  Ba1  8  0.0000  0.3704  0.5367  1.0
  Ga  Ga2  4  0.0000  0.1940  0.2500  1.0
  O  O3  8  0.0000  0.2595  0.1283  1.0
  O  O4  4  0.0000  0.0000  0.0000  1.0
  O  O5  4  0.0000  0.3776  0.7500  1.0
]