data_GePb2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.5
_cell_length_b   6.5
_cell_length_c   8.0
_cell_angle_alpha   105.11
_cell_angle_beta   105.11
_cell_angle_gamma   30.75
_symmetry_Int_Tables_number   1
_chemical_formula_structural   GePb2
_chemical_formula_sum   'Ge2 Pb4'
_cell_volume   166.64
_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
  Ge  Ge0  1  0.06  0.0  0.1  1.0
  Ge  Ge1  1  0.58  0.0  0.47  1.0
  Pb  Pb2  1  0.74  0.0  0.14  1.0
  Pb  Pb3  1  0.34  0.0  0.05  1.0
  Pb  Pb4  1  0.45  0.0  0.66  1.0
  Pb  Pb5  1  0.88  0.0  0.41  1.0

data_GePb2
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.45
_cell_length_b   6.5
_cell_length_c   8.0
_cell_angle_alpha   105.11
_cell_angle_beta   90.0
_cell_angle_gamma   105.37
_symmetry_Int_Tables_number   1
_chemical_formula_structural   GePb2
_chemical_formula_sum   'Ge2 Pb4'
_cell_volume   166.64
_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
  Ge  Ge0  1  0.0  0.42  0.53  1.0
  Ge  Ge1  1  0.0  0.94  0.9  1.0
  Pb  Pb2  1  0.0  0.12  0.59  1.0
  Pb  Pb3  1  0.0  0.26  0.86  1.0
  Pb  Pb4  1  0.0  0.55  0.34  1.0
  Pb  Pb5  1  0.0  0.66  0.95  1.0

Ge Ge Pb Pb Pb Pb