data_[Tl2Cu4Sb2Br16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tl  1.6200  1.9000  1.3325
  Cu  1.9000  1.3500  0.8200
  Sb  2.0500  1.4500  0.8300
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.0303]
_cell_length_b [7.9287]
_cell_length_c [8.7049]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.2030]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [TlCu2SbBr8]
_chemical_formula_sum '[Tl2 Cu4 Sb2 Br16]'
_cell_volume [761.1315]
_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
[
  Tl  Tl0  2  0.0000  0.0000  0.5000  1.0
  Cu  Cu1  4  0.1582  0.5000  0.2390  1.0
  Sb  Sb2  2  0.0000  0.0000  0.0000  1.0
  Br  Br3  8  0.0075  0.2569  0.2363  1.0
  Br  Br4  4  0.2460  0.5000  0.9917  1.0
  Br  Br5  4  0.2481  0.5000  0.4852  1.0
]