data_SrPb2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.79
_cell_length_b   5.79
_cell_length_c   6.98
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrPb2
_chemical_formula_sum   'Sr2 Pb4'
_cell_volume   202.74
_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
  Sr  Sr4  1  0.9  0.67  0.23  1.0
  Sr  Sr5  1  0.0  0.34  0.74  1.0
  Pb  Pb0  1  0.0  0.0  0.49  1.0
  Pb  Pb1  1  0.0  0.0  0.0  1.0
  Pb  Pb2  1  0.9  0.67  0.74  1.0
  Pb  Pb3  1  0.0  0.34  0.23  1.0

data_SrPb2
_symmetry_space_group_name_H-M   P1
_cell_length_a   5.79
_cell_length_b   5.79
_cell_length_c   6.98
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrPb2
_chemical_formula_sum   'Sr2 Pb4'
_cell_volume   202.74
_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
  Sr  Sr0  1  0.0  0.34  0.74  1.0
  Sr  Sr1  1  0.9  0.67  0.23  1.0
  Pb  Pb2  1  0.0  0.0  0.0  1.0
  Pb  Pb3  1  0.0  0.0  0.49  1.0
  Pb  Pb4  1  0.0  0.34  0.23  1.0
  Pb  Pb5  1  0.9  0.67  0.74  1.0

Sr Sr Pb Pb Pb Pb