data_[Rb4Zr2W2O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Zr  1.3300  1.5500  0.8600
  W  2.3600  1.3500  0.7667
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [I4mm]
_cell_length_a [5.5624]
_cell_length_b [5.5624]
_cell_length_c [11.3197]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [107]
_chemical_formula_structural [Rb2ZrWO6]
_chemical_formula_sum '[Rb4 Zr2 W2 O12]'
_cell_volume [350.2361]
_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  4  0.0000  0.5000  0.2896  1.0
  Zr  Zr1  2  0.0000  0.0000  0.5374  1.0
  W  W2  2  0.0000  0.0000  0.0306  1.0
  O  O3  8  0.2378  0.2378  0.9898  1.0
  O  O4  2  0.0000  0.0000  0.1893  1.0
  O  O5  2  0.0000  0.0000  0.7035  1.0
]