data_[K4Na4As8O24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Na  0.9300  1.8000  1.1600
  As  2.1800  1.1500  0.6600
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [11.0765]
_cell_length_b [11.5315]
_cell_length_c [5.0274]
_cell_angle_alpha [90.0000]
_cell_angle_beta [94.5049]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [KNa(AsO3)2]
_chemical_formula_sum '[K4 Na4 As8 O24]'
_cell_volume [640.1649]
_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  4  0.0000  0.1090  0.7500  1
  Na  Na1  4  0.0000  0.3023  0.2500  1
  As  As2  8  0.2175  0.4129  0.7517  1
  O  O3  8  0.1247  0.3060  0.6496  1
  O  O4  8  0.1317  0.1007  0.2356  1
  O  O5  8  0.1704  0.4534  0.0780  1
]