data_Cu2NiPb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.75
_cell_length_b   4.75
_cell_length_c   4.75
_cell_angle_alpha   131.77
_cell_angle_beta   130.06
_cell_angle_gamma   71.96
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cu2NiPb
_chemical_formula_sum   'Cu2 Ni1 Pb1'
_cell_volume   59.92
_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
  Cu  Cu0  1  0.0  0.0  0.03  1.0
  Cu  Cu1  1  0.94  0.0  0.92  1.0
  Ni  Ni2  1  0.0  0.0  0.82  1.0
  Pb  Pb3  1  0.0  0.01  0.93  1.0

data_Cu2NiPb
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.88
_cell_length_b   4.01
_cell_length_c   4.75
_cell_angle_alpha   114.97
_cell_angle_beta   114.12
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cu2NiPb
_chemical_formula_sum   'Cu2 Ni1 Pb1'
_cell_volume   59.92
_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
  Cu  Cu0  1  0.0  0.03  0.03  1.0
  Cu  Cu1  1  0.0  0.92  0.98  1.0
  Ni  Ni2  1  0.0  0.82  0.82  1.0
  Pb  Pb3  1  0.99  0.92  0.92  1.0

Cu Cu Ni Pb