data_[Ca2Bi4W2O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ca  1.0000  1.8000  1.1400
  Bi  2.0200  1.6000  1.0350
  W  2.3600  1.3500  0.7667
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [7.1352]
_cell_length_b [7.2041]
_cell_length_c [6.9001]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [CaBi2WO8]
_chemical_formula_sum '[Ca2 Bi4 W2 O16]'
_cell_volume [354.6797]
_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
[
  Ca  Ca0  2  0.0000  0.0000  0.5000  1.0
  Bi  Bi1  4  0.0000  0.5000  0.2486  1.0
  W  W2  2  0.0000  0.0000  0.0000  1.0
  O  O3  8  0.1831  0.0000  0.2081  1.0
  O  O4  4  0.0000  0.2784  0.0000  1.0
  O  O5  4  0.0000  0.3162  0.5000  1.0
]