data_NbZnPb2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.91
_cell_length_b   5.91
_cell_length_c   5.91
_cell_angle_alpha   138.6
_cell_angle_beta   138.6
_cell_angle_gamma   59.99
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NbZnPb2
_chemical_formula_sum   'Nb1 Zn1 Pb2'
_cell_volume   89.18
_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
  Nb  Nb0  1  0.09  0.0  0.56  1.0
  Zn  Zn3  1  0.0  0.0  0.0  1.0
  Pb  Pb1  1  0.0  0.0  0.12  1.0
  Pb  Pb2  1  0.0  0.09  0.56  1.0

data_NbZnPb2
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.18
_cell_length_b   4.18
_cell_length_c   5.91
_cell_angle_alpha   110.7
_cell_angle_beta   110.7
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NbZnPb2
_chemical_formula_sum   'Nb1 Zn1 Pb2'
_cell_volume   89.18
_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
  Nb  Nb0  1  0.44  0.0  0.53  1.0
  Zn  Zn1  1  0.0  0.0  0.0  1.0
  Pb  Pb2  1  0.53  0.09  0.53  1.0
  Pb  Pb3  1  0.88  0.0  0.88  1.0

Nb Zn Pb Pb