data_[Cu9Pt12]
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 [R3]
_cell_length_a [7.1887]
_cell_length_b [7.1887]
_cell_length_c [6.6442]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [Cu3Pt4]
_chemical_formula_sum '[Cu9 Pt12]'
_cell_volume [297.3526]
_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  9  0.1446  0.4311  0.7139  1.0
  Pt  Pt1  9  0.0471  0.8088  0.3792  1.0
  Pt  Pt2  3  0.0000  0.0000  0.7206  1.0
]