data_In4Si3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.29
_cell_length_b   5.29
_cell_length_c   6.41
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   In4Si3
_chemical_formula_sum   'In4 Si3'
_cell_volume   155.21
_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
  In  In0  1  0.0  0.0  0.84  1.0
  In  In1  1  0.0  0.0  0.57  1.0
  In  In2  1  0.0  0.05  0.0  1.0
  In  In3  1  0.64  0.53  0.0  1.0
  Si  Si4  1  0.32  0.29  0.21  1.0
  Si  Si5  1  0.64  0.0  0.21  1.0
  Si  Si6  1  0.68  0.29  0.21  1.0

data_In4Si3
_symmetry_space_group_name_H-M   P1
_cell_length_a   5.29
_cell_length_b   5.29
_cell_length_c   6.41
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   In4Si3
_chemical_formula_sum   'In4 Si3'
_cell_volume   155.21
_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
  In  In0  1  -0.0  0.05  0.0  1.0
  In  In1  1  0.0  0.0  0.57  1.0
  In  In2  1  0.0  0.0  0.84  1.0
  In  In3  1  0.64  0.53  0.0  1.0
  Si  Si4  1  0.32  0.29  0.21  1.0
  Si  Si5  1  0.64  0.0  0.21  1.0
  Si  Si6  1  0.68  0.29  0.21  1.0

In In In In Si Si Si