data_[Rb8Cl2F6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Cl  3.1600  1.0000  0.7800
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [8.5400]
_cell_length_b [12.0336]
_cell_length_c [4.2074]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [Rb4ClF3]
_chemical_formula_sum '[Rb8 Cl2 F6]'
_cell_volume [432.3795]
_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  0.0000  0.2616  0.0000  1
  Rb  Rb1  4  0.2242  0.5000  0.5000  1
  Cl  Cl2  2  0.0000  0.0000  0.0000  1
  F  F3  4  0.2500  0.2500  0.5000  1
  F  F4  2  0.0000  0.5000  0.0000  1
]