data_Co2Si3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.28
_cell_length_b   6.28
_cell_length_c   6.28
_cell_angle_alpha   50.12
_cell_angle_beta   50.12
_cell_angle_gamma   50.12
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Co2Si3
_chemical_formula_sum   'Co4 Si6'
_cell_volume   134.25
_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
  Co  Co0  1  0.0  0.0  0.8  1.0
  Co  Co1  1  0.0  0.0  0.41  1.0
  Co  Co2  1  0.0  0.0  0.02  1.0
  Co  Co3  1  0.0  0.0  0.63  1.0
  Si  Si4  1  0.75  0.54  0.59  1.0
  Si  Si5  1  0.95  0.58  0.59  1.0
  Si  Si6  1  0.29  0.88  0.59  1.0
  Si  Si7  1  0.71  0.12  0.85  1.0
  Si  Si8  1  0.05  0.42  0.85  1.0
  Si  Si9  1  0.25  0.46  0.85  1.0

data_Co2Si3
_symmetry_space_group_name_H-M   P-1
_cell_length_a   5.32
_cell_length_b   5.32
_cell_length_c   6.28
_cell_angle_alpha   64.94
_cell_angle_beta   64.94
_cell_angle_gamma   60.0
_symmetry_Int_Tables_number   2
_chemical_formula_structural   Co2Si3
_chemical_formula_sum   'Co4 Si6'
_cell_volume   134.25
_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
  Co  Co0  2  0.0  0.09  0.41  1.0
  Co  Co1  2  0.0  0.3  0.2  1.0
  Si  Si2  2  0.12  0.13  0.55  1.0
  Si  Si3  2  0.42  0.13  0.91  1.0
  Si  Si4  2  0.46  0.13  0.66  1.0

Co Co Co Co Si Si Si Si Si Si
Co Co Co Co Si Si Si Si Si Si 0 7 - o o 0 3 o o o 0 2 o o + 0 6 o - o 1 3 o o o 3 6 o - o 3 7 - o o 4 5 o o o 5 8 + o o 8 9 o o o 