data_Tl2SnTe
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   11.59
_cell_length_b   11.59
_cell_length_c   11.59
_cell_angle_alpha   17.36
_cell_angle_beta   17.36
_cell_angle_gamma   17.36
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Tl2SnTe
_chemical_formula_sum   'Tl2 Sn1 Te1'
_cell_volume   120.98
_cell_formula_units_Z   1
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  Tl2  1  0.0  0.0  0.56  1.0
  Tl  Tl3  1  0.0  0.0  0.68  1.0
  Sn  Sn0  1  0.0  0.0  0.0  1.0
  Te  Te1  1  0.0  0.0  0.12  1.0

data_Tl2SnTe
_symmetry_space_group_name_H-M   Cm
_cell_length_a   6.06
_cell_length_b   3.5
_cell_length_c   11.59
_cell_angle_alpha   90.0
_cell_angle_beta   100.03
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   Tl2SnTe
_chemical_formula_sum   'Tl4 Sn2 Te2'
_cell_volume   241.96
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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  -0.0  0.0  0.44  1.0
  Tl  Tl1  2  -0.0  0.0  0.32  1.0
  Sn  Sn2  2  0.0  0.0  0.0  1.0
  Te  Te3  2  -0.0  0.0  0.88  1.0

Tl Tl Sn Te
(Tl)2SnTe is alpha oxygen-derived structured and crystallizes in the monoclinic Cm space group. The structure is zero-dimensional and consists of two dithallium molecules and two tin telluride molecules.