data_[Rb4Li2Br2F12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Li  0.9800  1.4500  0.9000
  Br  2.9600  1.1500  0.8825
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Pmmn]
_cell_length_a [6.7736]
_cell_length_b [8.0455]
_cell_length_c [6.5504]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [59]
_chemical_formula_structural [Rb2LiBrF6]
_chemical_formula_sum '[Rb4 Li2 Br2 F12]'
_cell_volume [356.9817]
_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  0.2553  0.8597  1
  Li  Li1  2  0.0000  0.5000  0.2807  1
  Br  Br2  2  0.0000  0.0000  0.3816  1
  F  F3  4  0.0000  0.2404  0.3776  1
  F  F4  4  0.2156  0.5000  0.6123  1
  F  F5  4  0.2193  0.5000  0.1093  1
]