data_[K6Sr4W2O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Sr  0.9500  2.0000  1.3200
  W  2.3600  1.3500  0.7667
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.1605]
_cell_length_b [10.7038]
_cell_length_c [6.5131]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.4949]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [K3Sr2WO6]
_chemical_formula_sum '[K6 Sr4 W2 O12]'
_cell_volume [407.2943]
_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
[
  K  K0  4  0.0000  0.1647  0.5000  1.0
  K  K1  2  0.0000  0.5000  0.5000  1.0
  Sr  Sr2  4  0.0000  0.3307  0.0000  1.0
  W  W3  2  0.0000  0.0000  0.0000  1.0
  O  O4  8  0.2056  0.8590  0.1912  1.0
  O  O5  4  0.2067  0.0000  0.8188  1.0
]