data_[K2Rb2Fe2Cl8]
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
  Fe  1.8300  1.4000  0.8525
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [7.2532]
_cell_length_b [7.2406]
_cell_length_c [9.0871]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.3165]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [KRbFeCl4]
_chemical_formula_sum '[K2 Rb2 Fe2 Cl8]'
_cell_volume [453.0503]
_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  2  0.2150  0.7500  0.5494  1.0
  Rb  Rb1  2  0.2774  0.7500  0.0700  1.0
  Fe  Fe2  2  0.2302  0.2500  0.3065  1.0
  Cl  Cl3  4  0.0137  0.0044  0.2515  1.0
  Cl  Cl4  2  0.4040  0.2500  0.5630  1.0
  Cl  Cl5  2  0.4172  0.2500  0.1454  1.0
]