data_[Rb4Au8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Au  2.5400  1.3500  1.0700
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.4527]
_cell_length_b [4.8025]
_cell_length_c [6.7890]
_cell_angle_alpha [90.0000]
_cell_angle_beta [114.2229]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [RbAu2]
_chemical_formula_sum '[Rb4 Au8]'
_cell_volume [370.2693]
_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  0.1089  0.0000  0.3026  1
  Au  Au1  4  0.1007  0.5000  0.6892  1
  Au  Au2  4  0.2076  0.0000  0.8874  1
]