data_[Rb4Ga8Ir2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ga  1.8100  1.3000  0.7600
  Ir  2.2000  1.3500  0.7650
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [4.8592]
_cell_length_b [4.8592]
_cell_length_c [19.1056]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [Rb2Ga4Ir]
_chemical_formula_sum '[Rb4 Ga8 Ir2]'
_cell_volume [451.1102]
_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  0.0000  0.0000  0.3298  1
  Ga  Ga1  4  0.0000  0.0000  0.1296  1
  Ga  Ga2  4  0.0000  0.5000  0.0000  1
  Ir  Ir3  2  0.0000  0.0000  0.0000  1
]