data_[K10Rb2Na16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Rb  0.8200  2.3500  1.6600
  Na  0.9300  1.8000  1.1600
]
_symmetry_space_group_name_H-M [I-4]
_cell_length_a [10.6397]
_cell_length_b [10.6397]
_cell_length_c [13.6619]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [82]
_chemical_formula_structural [K5RbNa8]
_chemical_formula_sum '[K10 Rb2 Na16]'
_cell_volume [1546.5873]
_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  8  0.1499  0.2446  0.0485  1
  K  K1  2  0.0000  0.0000  0.5000  1
  Rb  Rb2  2  0.0000  0.5000  0.7500  1
  Na  Na3  8  0.0821  0.1372  0.7644  1
  Na  Na4  8  0.0899  0.3199  0.3290  1
]