data_[Si8W4O24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Si  1.9000  1.1000  0.5400
  W  2.3600  1.3500  0.7667
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [9.8495]
_cell_length_b [9.2235]
_cell_length_c [5.4404]
_cell_angle_alpha [90.0000]
_cell_angle_beta [110.4158]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Si2WO6]
_chemical_formula_sum '[Si8 W4 O24]'
_cell_volume [463.2003]
_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
[
  Si  Si0  8  0.1939  0.4187  0.2430  1.0
  W  W1  4  0.0000  0.1062  0.2500  1.0
  O  O2  8  0.1234  0.0652  0.6390  1.0
  O  O3  8  0.1400  0.2529  0.2041  1.0
  O  O4  8  0.1405  0.4971  0.4627  1.0
]