data_[Rb16Cr40F136]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  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 [Cmcm]
_cell_length_a [7.5665]
_cell_length_b [26.2012]
_cell_length_c [14.9354]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Rb2Cr5F17]
_chemical_formula_sum '[Rb16 Cr40 F136]'
_cell_volume [2960.9475]
_cell_formula_units_Z [8]
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  8  0.0000  0.2497  0.0322  1
  Rb  Rb1  4  0.0000  0.0000  0.0000  1
  Rb  Rb2  4  0.0000  0.2525  0.7500  1
  Cr  Cr3  16  0.2470  0.3780  0.6242  1
  Cr  Cr4  16  0.2491  0.1239  0.6253  1
  Cr  Cr5  8  0.2487  0.4993  0.2500  1
  F  F6  16  0.2022  0.0490  0.1555  1
  F  F7  16  0.2042  0.1019  0.5008  1
  F  F8  16  0.2045  0.3095  0.5975  1
  F  F9  16  0.2050  0.1928  0.6025  1
  F  F10  16  0.2083  0.4499  0.1546  1
  F  F11  8  0.0000  0.1106  0.6515  1
  F  F12  8  0.0000  0.1376  0.1411  1
  F  F13  8  0.0000  0.3666  0.0960  1
  F  F14  8  0.0000  0.3974  0.6070  1
  F  F15  8  0.1992  0.6376  0.2500  1
  F  F16  8  0.2038  0.3584  0.2500  1
  F  F17  4  0.0000  0.0181  0.7500  1
  F  F18  4  0.0000  0.4813  0.7500  1
]