data_NbGa2Pb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.07
_cell_length_b   5.07
_cell_length_c   3.12
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NbGa2Pb
_chemical_formula_sum   'Nb1 Ga2 Pb1'
_cell_volume   80.15
_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  Nb2  1  0.0  0.0  0.0  1.0
  Ga  Ga0  1  0.54  0.0  0.56  1.0
  Ga  Ga1  1  0.0  0.54  0.56  1.0
  Pb  Pb3  1  0.54  0.54  0.0  1.0

data_NbGa2Pb
_symmetry_space_group_name_H-M   Cm
_cell_length_a   7.17
_cell_length_b   7.17
_cell_length_c   3.12
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   NbGa2Pb
_chemical_formula_sum   'Nb2 Ga4 Pb2'
_cell_volume   160.31
_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
  Nb  Nb0  2  0.0  0.0  0.0  1.0
  Ga  Ga1  4  0.27  0.27  0.56  1.0
  Pb  Pb2  2  0.04  0.5  0.0  1.0

Nb Ga Ga Pb
NbGa2Pb crystallizes in the monoclinic Cm space group. Nb(1) is bonded in a 8-coordinate geometry to eight equivalent Ga(1) atoms. There are a spread of Nb(1)-Ga(1) bond distances ranging from 2.73-3.23 Å. Ga(1) is bonded in a 8-coordinate geometry to four equivalent Nb(1) and four equivalent Pb(1) atoms. There are a spread of Ga(1)-Pb(1) bond distances ranging from 2.73-3.23 Å. Pb(1) is bonded in a 8-coordinate geometry to eight equivalent Ga(1) atoms.