data_SrSn2Ge
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.51
_cell_length_b   5.51
_cell_length_c   5.78
_cell_angle_alpha   107.44
_cell_angle_beta   107.44
_cell_angle_gamma   44.28
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrSn2Ge
_chemical_formula_sum   'Sr1 Sn2 Ge1'
_cell_volume   115.94
_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  0.26  0.0  0.8  1.0
  Sn  Sn1  1  0.24  0.0  0.36  1.0
  Sn  Sn2  1  0.23  0.0  0.96  1.0
  Ge  Ge0  1  0.11  0.0  0.56  1.0

data_SrSn2Ge
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.15
_cell_length_b   5.51
_cell_length_c   5.78
_cell_angle_alpha   107.44
_cell_angle_beta   90.0
_cell_angle_gamma   112.14
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrSn2Ge
_chemical_formula_sum   'Sr1 Sn2 Ge1'
_cell_volume   115.94
_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  0.74  0.2  1.0
  Sn  Sn1  1  0.0  0.76  0.64  1.0
  Sn  Sn2  1  0.0  0.77  0.04  1.0
  Ge  Ge3  1  0.0  0.89  0.44  1.0

Sr Sn Sn Ge