[CIF]
data_CuNi
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.77000000
_cell_length_b   2.77000000
_cell_length_c   11.08000000
_cell_angle_alpha   90.00000000
_cell_angle_beta   90.00000000
_cell_angle_gamma   90.00000000
_symmetry_Int_Tables_number   1
_chemical_formula_structural   CuNi
_chemical_formula_sum   'Cu4 Ni4'
_cell_volume   85.01573200
_cell_formula_units_Z   4
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  1.38500000  1.38500000  0.00000000  1
  Cu  Cu1  1  0.00000000  0.00000000  1.38500000  1
  Cu  Cu2  1  1.38500000  1.38500000  2.77000000  1
  Cu  Cu3  1  1.38500000  1.38500000  5.54000000  1
  Ni  Ni4  1  0.00000000  0.00000000  4.15500000  1
  Ni  Ni5  1  0.00000000  0.00000000  6.92500000  1
  Ni  Ni6  1  1.38500000  1.38500000  8.31000000  1
  Ni  Ni7  1  0.00000000  0.00000000  9.69500000  1
[/CIF]
