data_[Rb4Ce2V2F12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ce  1.1200  1.8500  1.0800
  V  1.6300  1.3500  0.7775
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Pmmn]
_cell_length_a [6.2942]
_cell_length_b [9.0811]
_cell_length_c [6.6703]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [59]
_chemical_formula_structural [Rb2CeVF6]
_chemical_formula_sum '[Rb4 Ce2 V2 F12]'
_cell_volume [381.2627]
_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  0.2645  0.7820  1
  Ce  Ce1  2  0.0000  0.5000  0.2807  1
  V  V2  2  0.0000  0.0000  0.2293  1
  F  F3  4  0.0000  0.2388  0.2223  1
  F  F4  4  0.2434  0.0000  0.9965  1
  F  F5  4  0.2484  0.5000  0.5497  1
]