data_[Na6Co3Sn3F18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Co  1.8800  1.3500  0.7683
  Sn  1.9600  1.4500  0.8300
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [5.8078]
_cell_length_b [5.8078]
_cell_length_c [15.2839]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [Na2CoSnF6]
_chemical_formula_sum '[Na6 Co3 Sn3 F18]'
_cell_volume [446.4679]
_cell_formula_units_Z [3]
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
[
  Na  Na0  3  0.0000  0.0000  0.4691  1.0
  Na  Na1  3  0.0000  0.0000  0.9765  1.0
  Co  Co2  3  0.0000  0.0000  0.6805  1.0
  Sn  Sn3  3  0.0000  0.0000  0.1886  1.0
  F  F4  9  0.0054  0.3757  0.4140  1.0
  F  F5  9  0.0575  0.6697  0.2580  1.0
]