data_[Tl6In3Ge3Br18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tl  1.6200  1.9000  1.3325
  In  1.7800  1.5500  0.9400
  Ge  2.0100  1.2500  0.7700
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [7.8311]
_cell_length_b [7.8311]
_cell_length_c [19.8678]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [Tl2InGeBr6]
_chemical_formula_sum '[Tl6 In3 Ge3 Br18]'
_cell_volume [1055.1739]
_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
[
  Tl  Tl0  3  0.0000  0.0000  0.0349  1.0
  Tl  Tl1  3  0.0000  0.0000  0.5368  1.0
  In  In2  3  0.0000  0.0000  0.3189  1.0
  Ge  Ge3  3  0.0000  0.0000  0.8184  1.0
  Br  Br4  9  0.0096  0.4326  0.5746  1.0
  Br  Br5  9  0.0994  0.7633  0.4106  1.0
]