data_[Rb9As6Ru9]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  As  2.1800  1.1500  0.6600
  Ru  2.2000  1.3000  0.6610
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [5.6133]
_cell_length_b [5.6133]
_cell_length_c [23.3130]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Rb3As2Ru3]
_chemical_formula_sum '[Rb9 As6 Ru9]'
_cell_volume [636.1552]
_cell_formula_units_Z [3]
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  6  0.0000  0.0000  0.0921  1
  Rb  Rb1  3  -0.0000  -0.0000  0.5000  1
  As  As2  6  0.0000  0.0000  0.2520  1
  Ru  Ru3  9  0.0000  0.5000  0.0000  1
]