data_[K2Rb4Cr2F12]
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
  Cr  1.6600  1.4000  0.9400
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [6.3531]
_cell_length_b [6.3134]
_cell_length_c [10.9699]
_cell_angle_alpha [90.0000]
_cell_angle_beta [125.1877]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [KRb2CrF6]
_chemical_formula_sum '[K2 Rb4 Cr2 F12]'
_cell_volume [359.5957]
_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  0.2461  0.5193  0.7487  1.0
  K  K1  2  0.5000  0.0000  0.0000  1.0
  Cr  Cr2  2  0.0000  0.0000  0.5000  1.0
  F  F3  4  0.1587  0.7446  0.9740  1.0
  F  F4  4  0.2152  0.1886  0.4743  1.0
  F  F5  4  0.2645  0.5076  0.2148  1.0
]