data_[Rb4Yb4S4O4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Yb  1.1000  1.7500  1.0840
  S  2.5800  1.0000  0.8800
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [8.8595]
_cell_length_b [6.1317]
_cell_length_c [6.3684]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.4273]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [RbYbSO]
_chemical_formula_sum '[Rb4 Yb4 S4 O4]'
_cell_volume [345.8444]
_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  0.3687  0.2478  0.4883  1
  Yb  Yb1  4  0.0072  0.5055  0.7502  1
  S  S2  4  0.2906  0.7458  0.2527  1
  O  O3  4  0.0646  0.2499  0.5026  1
]