data_SrGePb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.5
_cell_length_b   6.39
_cell_length_c   3.9
_cell_angle_alpha   73.87
_cell_angle_beta   70.87
_cell_angle_gamma   35.26
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrGePb
_chemical_formula_sum   'Sr1 Ge1 Pb1'
_cell_volume   88.37
_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  0.63  0.88  0.67  1.0
  Ge  Ge0  1  0.63  0.88  0.39  1.0
  Pb  Pb1  1  0.63  0.88  0.24  1.0

data_SrGePb
_symmetry_space_group_name_H-M   Cm
_cell_length_a   5.26
_cell_length_b   11.64
_cell_length_c   3.9
_cell_angle_alpha   90.0
_cell_angle_beta   132.4
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   SrGePb
_chemical_formula_sum   'Sr2 Ge2 Pb2'
_cell_volume   176.73
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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  0.17  0.5  0.3  1.0
  Ge  Ge1  2  0.39  0.0  0.02  1.0
  Pb  Pb2  2  0.24  0.0  0.87  1.0

Sr Ge Pb