data_[K2Ba4Bi2O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Ba  0.8900  2.1500  1.4900
  Bi  2.0200  1.6000  1.0350
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [6.3924]
_cell_length_b [6.6605]
_cell_length_c [10.9531]
_cell_angle_alpha [90.0000]
_cell_angle_beta [124.3716]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [KBa2BiO6]
_chemical_formula_sum '[K2 Ba4 Bi2 O12]'
_cell_volume [384.9174]
_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  2  0.5000  0.0000  0.0000  1
  Ba  Ba1  4  0.2732  0.0537  0.2560  1
  Bi  Bi2  2  0.0000  0.0000  0.5000  1
  O  O3  4  0.1018  0.0624  0.7178  1
  O  O4  4  0.2394  0.7395  0.5749  1
  O  O5  4  0.3171  0.1718  0.5451  1
]