data_[K2Rb4Na6Cl12]
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
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [19.0182]
_cell_length_b [4.3109]
_cell_length_c [8.7491]
_cell_angle_alpha [90.0000]
_cell_angle_beta [104.3644]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [KRb2Na3Cl6]
_chemical_formula_sum '[K2 Rb4 Na6 Cl12]'
_cell_volume [694.8797]
_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  0.1667  0.0000  0.3326  1
  K  K1  2  0.0000  0.5000  0.0000  1
  Na  Na2  4  0.1656  0.0000  0.8359  1
  Na  Na3  2  0.0000  0.5000  0.5000  1
  Cl  Cl4  4  0.0078  0.0000  0.7385  1
  Cl  Cl5  4  0.1571  0.5000  0.6058  1
  Cl  Cl6  4  0.1723  0.5000  0.0603  1
]