data_NaHfPb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.82
_cell_length_b   8.57
_cell_length_c   3.22
_cell_angle_alpha   83.73
_cell_angle_beta   74.98
_cell_angle_gamma   21.29
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaHfPb
_chemical_formula_sum   'Na1 Hf1 Pb1'
_cell_volume   79.1
_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
  Na  Na1  1  0.74  0.71  0.21  1.0
  Hf  Hf0  1  0.74  0.71  0.66  1.0
  Pb  Pb2  1  0.74  0.71  0.7  1.0

data_NaHfPb
_symmetry_space_group_name_H-M   Cm
_cell_length_a   3.47
_cell_length_b   16.78
_cell_length_c   3.22
_cell_angle_alpha   90.0
_cell_angle_beta   122.62
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   NaHfPb
_chemical_formula_sum   'Na2 Hf2 Pb2'
_cell_volume   158.19
_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
  Na  Na0  2  0.21  0.0  0.95  1.0
  Hf  Hf1  2  0.16  0.5  0.39  1.0
  Pb  Pb2  2  0.2  0.5  0.44  1.0

Na Hf Pb