data_[Cu18Ni6Pd3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cu  1.9000  1.3500  0.8200
  Ni  1.9100  1.3500  0.7400
  Pd  2.2000  1.4000  0.8462
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [7.1506]
_cell_length_b [7.1506]
_cell_length_c [7.4554]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Cu6Ni2Pd]
_chemical_formula_sum '[Cu18 Ni6 Pd3]'
_cell_volume [330.1310]
_cell_formula_units_Z [3]
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  18  0.0000  0.3312  0.5000  1
  Ni  Ni1  6  0.0000  0.0000  0.3402  1
  Pd  Pd2  3  0.0000  0.0000  0.0000  1
]