data_[Rb2Cu2W2S8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Cu  1.9000  1.3500  0.8200
  W  2.3600  1.3500  0.7667
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [5.4972]
_cell_length_b [7.5836]
_cell_length_c [9.9857]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.8022]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbCuWS4]
_chemical_formula_sum '[Rb2 Cu2 W2 S8]'
_cell_volume [400.5554]
_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  2  0.1839  0.2500  0.8455  1.0
  Cu  Cu1  2  0.3582  0.7500  0.7185  1.0
  W  W2  2  0.1420  0.2500  0.2805  1.0
  S  S3  4  0.3782  0.0109  0.2831  1.0
  S  S4  2  0.0020  0.7500  0.5334  1.0
  S  S5  2  0.1900  0.7500  0.9104  1.0
]