data_Sr2SnSb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.93
_cell_length_b   6.93
_cell_length_c   6.93
_cell_angle_alpha   143.86
_cell_angle_beta   135.95
_cell_angle_gamma   58.24
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Sr2SnSb
_chemical_formula_sum   'Sr2 Sn1 Sb1'
_cell_volume   135.4
_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
  Sr  Sr2  1  0.0  0.6  0.0  1.0
  Sr  Sr3  1  0.0  0.0  0.15  1.0
  Sn  Sn1  1  0.0  0.0  0.71  1.0
  Sb  Sb0  1  0.0  0.6  0.31  1.0

data_Sr2SnSb
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.3
_cell_length_b   5.2
_cell_length_c   6.93
_cell_angle_alpha   112.02
_cell_angle_beta   108.07
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Sr2SnSb
_chemical_formula_sum   'Sr2 Sn1 Sb1'
_cell_volume   135.4
_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
  Sr  Sr0  1  0.0  0.15  0.15  1.0
  Sr  Sr1  1  0.4  0.4  0.4  1.0
  Sn  Sn2  1  0.0  0.71  0.71  1.0
  Sb  Sb3  1  0.4  0.71  0.71  1.0

Sr Sr Sn Sb
Sr Sr Sn Sb 0 1 o + o 0 3 o o o 2 3 o - o 