data_[Rb8W64]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  W  2.3600  1.3500  0.7667
]
_symmetry_space_group_name_H-M [Fddd]
_cell_length_a [6.3451]
_cell_length_b [8.9341]
_cell_length_c [25.7253]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [70]
_chemical_formula_structural [RbW8]
_chemical_formula_sum '[Rb8 W64]'
_cell_volume [1458.3241]
_cell_formula_units_Z [8]
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  8  0.0000  0.0000  0.0000  1
  W  W1  32  0.1110  0.1288  0.5456  1
  W  W2  32  0.1122  0.1271  0.8734  1
]