data_Cu5Ni3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.05
_cell_length_b   4.96
_cell_length_c   4.3
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cu5Ni3
_chemical_formula_sum   'Cu5 Ni3'
_cell_volume   86.28
_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  0.02  0.48  0.0  1.0
  Cu  Cu1  1  0.02  0.72  0.15  1.0
  Cu  Cu2  1  0.02  0.0  0.0  1.0
  Cu  Cu3  1  0.02  0.24  0.15  1.0
  Cu  Cu4  1  0.0  0.48  0.86  1.0
  Ni  Ni5  1  0.0  0.72  0.72  1.0
  Ni  Ni6  1  0.0  0.0  0.86  1.0
  Ni  Ni7  1  0.0  0.24  0.72  1.0

data_Cu5Ni3
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.05
_cell_length_b   4.3
_cell_length_c   4.96
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cu5Ni3
_chemical_formula_sum   'Cu5 Ni3'
_cell_volume   86.28
_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  0.14  0.52  1.0
  Cu  Cu1  1  0.98  0.0  0.0  1.0
  Cu  Cu2  1  0.98  0.0  0.52  1.0
  Cu  Cu3  1  0.98  0.85  0.28  1.0
  Cu  Cu4  1  0.98  0.85  0.76  1.0
  Ni  Ni5  1  -0.0  0.28  0.28  1.0
  Ni  Ni6  1  -0.0  0.28  0.76  1.0
  Ni  Ni7  1  0.0  0.14  0.0  1.0

Cu Cu Cu Cu Cu Ni Ni Ni