data_Nb2RhPb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.99
_cell_length_b   4.31
_cell_length_c   5.74
_cell_angle_alpha   90.0
_cell_angle_beta   93.57
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Nb2RhPb
_chemical_formula_sum   'Nb2 Rh1 Pb1'
_cell_volume   73.8
_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  0.32  0.16  0.31  1.0
  Nb  Nb1  1  0.31  0.16  0.42  1.0
  Rh  Rh3  1  0.0  0.0  0.0  1.0
  Pb  Pb2  1  0.82  0.0  0.86  1.0

data_Nb2RhPb
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.99
_cell_length_b   4.31
_cell_length_c   5.74
_cell_angle_alpha   90.0
_cell_angle_beta   93.57
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Nb2RhPb
_chemical_formula_sum   'Nb2 Rh1 Pb1'
_cell_volume   73.8
_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  0.31  0.16  0.42  1.0
  Nb  Nb1  1  0.32  0.16  0.31  1.0
  Rh  Rh2  1  0.0  0.0  0.0  1.0
  Pb  Pb3  1  0.82  0.0  0.86  1.0

Nb Nb Rh Pb
Nb Nb Rh Pb 0 1 o o o 2 3 - o - 