data_[Na2Tl2Co2Br8]
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
  Co  1.8800  1.3500  0.7683
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [7.1615]
_cell_length_b [7.5193]
_cell_length_c [8.8801]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.1482]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [NaTlCoBr4]
_chemical_formula_sum '[Na2 Tl2 Co2 Br8]'
_cell_volume [456.9355]
_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  2  0.2296  0.2500  0.5582  1.0
  Tl  Tl1  2  0.2445  0.2500  0.0624  1.0
  Co  Co2  2  0.2300  0.7500  0.3199  1.0
  Br  Br3  4  0.0067  0.5017  0.2723  1.0
  Br  Br4  2  0.4236  0.7500  0.1405  1.0
  Br  Br5  2  0.4408  0.7500  0.5842  1.0
]