data_SiAu2Se
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.81
_cell_length_b   7.81
_cell_length_c   4.0
_cell_angle_alpha   103.95
_cell_angle_beta   103.95
_cell_angle_gamma   20.79
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SiAu2Se
_chemical_formula_sum   'Si1 Au2 Se1'
_cell_volume   84.04
_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  Si3  1  0.75  0.0  0.87  1.0
  Au  Au0  1  0.98  0.0  0.69  1.0
  Au  Au1  1  0.45  0.0  0.02  1.0
  Se  Se2  1  0.4  0.0  0.24  1.0

data_SiAu2Se
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.82
_cell_length_b   4.0
_cell_length_c   7.81
_cell_angle_alpha   103.95
_cell_angle_beta   100.4
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SiAu2Se
_chemical_formula_sum   'Si1 Au2 Se1'
_cell_volume   84.04
_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  0.87  0.75  1.0
  Au  Au1  1  0.0  0.02  0.45  1.0
  Au  Au2  1  0.0  0.69  0.98  1.0
  Se  Se3  1  0.0  0.24  0.4  1.0

Si Au Au Se