data_[Na4Tl4Cr2F12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Tl  1.6200  1.9000  1.3325
  Cr  1.6600  1.4000  0.9400
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.1304]
_cell_length_b [9.9697]
_cell_length_c [6.6334]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.2636]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Na2Tl2CrF6]
_chemical_formula_sum '[Na4 Tl4 Cr2 F12]'
_cell_volume [384.9992]
_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
[
  Na  Na0  4  0.0000  0.3415  0.5000  1.0
  Tl  Tl1  4  0.0000  0.1767  0.0000  1.0
  Cr  Cr2  2  0.0000  0.0000  0.5000  1.0
  F  F3  8  0.2040  0.1504  0.6702  1.0
  F  F4  4  0.2491  0.5000  0.7188  1.0
]