data_Cd2Si
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   11.79
_cell_length_b   11.79
_cell_length_c   11.79
_cell_angle_alpha   165.87
_cell_angle_beta   160.66
_cell_angle_gamma   24.04
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cd2Si
_chemical_formula_sum   'Cd4 Si2'
_cell_volume   132.59
_cell_formula_units_Z   2
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
  Cd  Cd0  1  0.0  0.97  0.17  1.0
  Cd  Cd1  1  0.45  0.01  0.37  1.0
  Cd  Cd2  1  0.0  0.97  0.47  1.0
  Cd  Cd3  1  0.45  0.01  0.06  1.0
  Si  Si4  1  0.45  0.99  0.86  1.0
  Si  Si5  1  0.0  0.99  0.67  1.0

data_Cd2Si
_symmetry_space_group_name_H-M   P-1
_cell_length_a   2.9
_cell_length_b   3.96
_cell_length_c   11.79
_cell_angle_alpha   99.67
_cell_angle_beta   97.07
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   2
_chemical_formula_structural   Cd2Si
_chemical_formula_sum   'Cd4 Si2'
_cell_volume   132.59
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '-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
  Cd  Cd0  2  0.07  0.28  0.05  1.0
  Cd  Cd1  2  0.37  0.58  0.36  1.0
  Si  Si2  2  0.13  0.91  0.13  1.0

Cd Cd Cd Cd Si Si