data_[Cu3Pd18Pt3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cu  1.9000  1.3500  0.8200
  Pd  2.2000  1.4000  0.8462
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [7.2524]
_cell_length_b [7.2524]
_cell_length_c [8.2337]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [CuPd6Pt]
_chemical_formula_sum '[Cu3 Pd18 Pt3]'
_cell_volume [375.0499]
_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  3  0.0000  0.0000  0.5000  1
  Pd  Pd1  18  0.0049  0.7262  0.2452  1
  Pt  Pt2  3  0.0000  0.0000  0.0000  1
]