data_[Cu28Pt20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cu  1.9000  1.3500  0.8200
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [Fmm2]
_cell_length_a [5.4093]
_cell_length_b [7.5879]
_cell_length_c [16.0808]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [42]
_chemical_formula_structural [Cu7Pt5]
_chemical_formula_sum '[Cu28 Pt20]'
_cell_volume [660.0371]
_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  8  0.2500  0.2500  0.3375  1.0
  Cu  Cu1  8  0.2500  0.2500  0.4941  1.0
  Cu  Cu2  4  0.0000  0.0000  0.4161  1.0
  Cu  Cu3  4  0.0000  0.0000  0.7563  1.0
  Cu  Cu4  4  0.0000  0.0000  0.9144  1.0
  Pt  Pt5  8  0.2500  0.2500  0.1699  1.0
  Pt  Pt6  4  0.0000  0.0000  0.0762  1.0
  Pt  Pt7  4  0.0000  0.0000  0.2592  1.0
  Pt  Pt8  4  0.0000  0.0000  0.5746  1.0
]