data_Cu2NiSn
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.84
_cell_length_b   4.84
_cell_length_c   3.93
_cell_angle_alpha   112.75
_cell_angle_beta   112.75
_cell_angle_gamma   41.65
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cu2NiSn
_chemical_formula_sum   'Cu2 Ni1 Sn1'
_cell_volume   55.75
_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  0.34  0.0  0.86  1.0
  Cu  Cu1  1  0.09  0.0  0.72  1.0
  Ni  Ni2  1  0.0  0.0  0.0  1.0
  Sn  Sn3  1  0.71  0.0  0.79  1.0

data_Cu2NiSn
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.44
_cell_length_b   3.93
_cell_length_c   4.84
_cell_angle_alpha   112.75
_cell_angle_beta   110.83
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cu2NiSn
_chemical_formula_sum   'Cu2 Ni1 Sn1'
_cell_volume   55.75
_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  0.72  0.09  1.0
  Cu  Cu1  1  0.0  0.86  0.34  1.0
  Ni  Ni2  1  0.0  0.0  0.0  1.0
  Sn  Sn3  1  0.0  0.79  0.71  1.0

Cu Cu Ni Sn