data_[K8Rb6Na14]
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 [C2/m]
_cell_length_a [21.9157]
_cell_length_b [6.5467]
_cell_length_c [13.6530]
_cell_angle_alpha [90.0000]
_cell_angle_beta [125.7935]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [K4Rb3Na7]
_chemical_formula_sum '[K8 Rb6 Na14]'
_cell_volume [1588.9016]
_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
[
  Rb  Rb0  4  0.0607  0.5000  0.8852  1
  K  K1  4  0.0902  0.0000  0.3697  1
  K  K2  4  0.2216  0.0000  0.1015  1
  Rb  Rb3  2  0.0000  0.5000  0.5000  1
  Na  Na4  4  0.1442  0.0000  0.7251  1
  Na  Na5  4  0.1813  0.5000  0.2720  1
  Na  Na6  4  0.2119  0.5000  0.5624  1
  Na  Na7  2  0.0000  0.0000  0.0000  1
]