data_[K24Nb4As12O4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Nb  1.6000  1.4500  0.8200
  As  2.1800  1.1500  0.6600
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_13]
_cell_length_a [11.0999]
_cell_length_b [11.0999]
_cell_length_c [11.0999]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [198]
_chemical_formula_structural [K6NbAs3O]
_chemical_formula_sum '[K24 Nb4 As12 O4]'
_cell_volume [1367.5803]
_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
[
  K  K0  12  0.0349  0.7141  0.6337  1
  K  K1  4  0.1369  0.3631  0.6369  1
  K  K2  4  0.1530  0.8470  0.3470  1
  K  K3  4  0.1809  0.1809  0.1809  1
  Nb  Nb4  4  0.0707  0.5707  0.9293  1
  As  As5  12  0.0203  0.6951  0.1136  1
  O  O6  4  0.1672  0.6672  0.8328  1
]