data_SrSn2Pb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.41
_cell_length_b   6.41
_cell_length_c   6.41
_cell_angle_alpha   138.15
_cell_angle_beta   133.07
_cell_angle_gamma   64.67
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrSn2Pb
_chemical_formula_sum   'Sr1 Sn2 Pb1'
_cell_volume   126.78
_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  Sr3  1  0.0  0.0  0.21  1.0
  Sn  Sn1  1  0.0  0.0  0.45  1.0
  Sn  Sn2  1  0.29  0.0  0.56  1.0
  Pb  Pb0  1  0.0  0.55  0.62  1.0

data_SrSn2Pb
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.58
_cell_length_b   5.11
_cell_length_c   6.41
_cell_angle_alpha   113.46
_cell_angle_beta   110.92
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrSn2Pb
_chemical_formula_sum   'Sr1 Sn2 Pb1'
_cell_volume   126.78
_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  0.21  0.21  1.0
  Sn  Sn1  1  0.0  0.45  0.45  1.0
  Sn  Sn2  1  0.0  0.56  0.27  1.0
  Pb  Pb3  1  0.45  0.07  0.07  1.0

Sr Sn Sn Pb
Sr Sn Sn Pb 0 2 o o o 0 1 o o o 0 3 o - - 0 3 o o o 1 2 o o o 1 3 o o o 