data_SrSn3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.51
_cell_length_b   6.51
_cell_length_c   6.23
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   99.74
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrSn3
_chemical_formula_sum   'Sr2 Sn6'
_cell_volume   260.15
_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
  Sr  Sr6  1  0.2  0.15  0.56  1.0
  Sr  Sr7  1  0.2  0.85  0.67  1.0
  Sn  Sn0  1  0.2  0.7  0.67  1.0
  Sn  Sn1  1  0.2  0.3  0.56  1.0
  Sn  Sn2  1  0.67  0.98  0.67  1.0
  Sn  Sn3  1  0.72  0.02  0.56  1.0
  Sn  Sn4  1  0.72  0.98  0.67  1.0
  Sn  Sn5  1  0.67  0.02  0.56  1.0

data_SrSn3
_symmetry_space_group_name_H-M   P-1
_cell_length_a   6.23
_cell_length_b   6.51
_cell_length_c   6.51
_cell_angle_alpha   99.74
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   2
_chemical_formula_structural   SrSn3
_chemical_formula_sum   'Sr2 Sn6'
_cell_volume   260.15
_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
  Sr  Sr0  2  0.44  0.0  0.15  1.0
  Sn  Sn1  2  0.44  0.0  0.3  1.0
  Sn  Sn2  2  0.44  0.48  0.02  1.0
  Sn  Sn3  2  0.44  0.52  0.02  1.0

Sr Sr Sn Sn Sn Sn Sn Sn