data_[Cs2K2Rb4F12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  K  0.8200  2.2000  1.5200
  Rb  0.8200  2.3500  1.6600
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.9429]
_cell_length_b [6.8610]
_cell_length_c [7.1392]
_cell_angle_alpha [90.0000]
_cell_angle_beta [122.6445]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [CsKRb2F6]
_chemical_formula_sum '[Cs2 K2 Rb4 F12]'
_cell_volume [492.5789]
_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
[
  Cs  Cs0  2  0.0000  0.0000  0.0000  1.0
  Rb  Rb1  4  0.2424  0.0000  0.7128  1.0
  K  K2  2  0.0000  0.5000  0.5000  1.0
  F  F3  8  0.0800  0.2398  0.3361  1.0
  F  F4  4  0.2463  0.5000  0.8763  1.0
]