data_[Cu4Pt8]
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 [P2_1/m]
_cell_length_a [7.6868]
_cell_length_b [2.7489]
_cell_length_c [8.2659]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.1351]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [CuPt2]
_chemical_formula_sum '[Cu4 Pt8]'
_cell_volume [174.6603]
_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  2  0.1149  0.7500  0.0799  1.0
  Cu  Cu1  2  0.1195  0.7500  0.7595  1.0
  Pt  Pt2  2  0.1152  0.7500  0.4071  1.0
  Pt  Pt3  2  0.3603  0.2500  0.9183  1.0
  Pt  Pt4  2  0.3643  0.2500  0.5864  1.0
  Pt  Pt5  2  0.3715  0.2500  0.2454  1.0
]