data_Si2BiRu
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.79
_cell_length_b   4.79
_cell_length_c   3.24
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   105.71
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Si2BiRu
_chemical_formula_sum   'Si2 Bi1 Ru1'
_cell_volume   71.36
_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  Si2  1  0.44  0.91  0.62  1.0
  Si  Si3  1  0.44  0.09  0.62  1.0
  Bi  Bi0  1  0.89  0.0  0.0  1.0
  Ru  Ru1  1  0.0  0.0  0.0  1.0

data_Si2BiRu
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.24
_cell_length_b   4.79
_cell_length_c   4.79
_cell_angle_alpha   105.71
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Si2BiRu
_chemical_formula_sum   'Si2 Bi1 Ru1'
_cell_volume   71.36
_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  0.62  0.44  0.09  1.0
  Si  Si1  1  0.62  0.44  0.91  1.0
  Bi  Bi2  1  0.0  0.89  0.0  1.0
  Ru  Ru3  1  0.0  0.0  0.0  1.0

Si Si Bi Ru