data_Si2SbTe
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.82
_cell_length_b   7.82
_cell_length_c   7.82
_cell_angle_alpha   153.53
_cell_angle_beta   151.08
_cell_angle_gamma   39.61
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Si2SbTe
_chemical_formula_sum   'Si2 Sb1 Te1'
_cell_volume   103.09
_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
  Si  Si1  1  0.79  0.0  0.98  1.0
  Si  Si2  1  0.0  0.0  0.82  1.0
  Sb  Sb0  1  0.0  0.0  0.25  1.0
  Te  Te3  1  0.79  0.0  0.04  1.0

data_Si2SbTe
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.58
_cell_length_b   3.91
_cell_length_c   7.82
_cell_angle_alpha   104.46
_cell_angle_beta   103.23
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Si2SbTe
_chemical_formula_sum   'Si2 Sb1 Te1'
_cell_volume   103.09
_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
  Si  Si0  1  0.0  0.82  0.82  1.0
  Si  Si1  1  0.0  0.98  0.19  1.0
  Sb  Sb2  1  0.0  0.25  0.25  1.0
  Te  Te3  1  0.0  0.04  0.24  1.0

Si Si Sb Te