data_AgGePb2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.46
_cell_length_b   3.58
_cell_length_c   8.17
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   AgGePb2
_chemical_formula_sum   'Ag1 Ge1 Pb2'
_cell_volume   101.03
_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
  Ag  Ag0  1  0.73  0.79  0.36  1.0
  Ge  Ge1  1  0.0  0.0  0.8  1.0
  Pb  Pb2  1  0.73  0.79  0.88  1.0
  Pb  Pb3  1  0.0  0.0  0.38  1.0

data_AgGePb2
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.46
_cell_length_b   3.58
_cell_length_c   8.17
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   AgGePb2
_chemical_formula_sum   'Ag1 Ge1 Pb2'
_cell_volume   101.03
_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
  Ag  Ag0  1  0.73  0.79  0.36  1.0
  Ge  Ge1  1  0.0  0.0  0.8  1.0
  Pb  Pb2  1  0.0  0.0  0.38  1.0
  Pb  Pb3  1  0.73  0.79  0.88  1.0

Ag Ge Pb Pb
Ag Ge Pb Pb 0 3 + + o 1 2 - - o 