data_[Tl4Ga4Cl8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tl  1.6200  1.9000  1.3325
  Ga  1.8100  1.3000  0.7600
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [8.5324]
_cell_length_b [8.0016]
_cell_length_c [8.0490]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [TlGaCl2]
_chemical_formula_sum '[Tl4 Ga4 Cl8]'
_cell_volume [549.5293]
_cell_formula_units_Z [4]
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  4  0.1104  0.2500  0.1349  1.0
  Ga  Ga1  4  0.0726  0.2500  0.5992  1.0
  Cl  Cl2  8  0.1665  0.0278  0.7997  1.0
]