data_Cu2Pt
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.79
_cell_length_b   4.79
_cell_length_c   7.81
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cu2Pt
_chemical_formula_sum   'Cu8 Pt4'
_cell_volume   155.48
_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  1  0.0  0.0  0.0  1.0
  Cu  Cu1  1  0.0  0.0  0.91  1.0
  Cu  Cu2  1  0.0  0.41  0.86  1.0
  Cu  Cu3  1  0.83  0.45  0.86  1.0
  Cu  Cu4  1  0.22  0.71  0.95  1.0
  Cu  Cu5  1  0.17  0.45  0.86  1.0
  Cu  Cu6  1  0.57  0.71  0.95  1.0
  Cu  Cu7  1  0.4  0.74  0.95  1.0
  Pt  Pt8  1  0.0  0.77  0.49  1.0
  Pt  Pt9  1  0.0  0.77  0.42  1.0
  Pt  Pt10  1  0.4  0.38  0.39  1.0
  Pt  Pt11  1  0.4  0.38  0.33  1.0

data_Cu2Pt
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.79
_cell_length_b   4.79
_cell_length_c   7.81
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cu2Pt
_chemical_formula_sum   'Cu8 Pt4'
_cell_volume   155.48
_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  1  -0.0  0.41  0.86  1.0
  Cu  Cu1  1  0.0  0.0  0.0  1.0
  Cu  Cu2  1  0.0  0.0  0.91  1.0
  Cu  Cu3  1  0.17  0.45  0.86  1.0
  Cu  Cu4  1  0.22  0.71  0.95  1.0
  Cu  Cu5  1  0.4  0.74  0.95  1.0
  Cu  Cu6  1  0.57  0.71  0.95  1.0
  Cu  Cu7  1  0.83  0.45  0.86  1.0
  Pt  Pt8  1  -0.0  0.77  0.42  1.0
  Pt  Pt9  1  -0.0  0.77  0.49  1.0
  Pt  Pt10  1  0.4  0.38  0.33  1.0
  Pt  Pt11  1  0.4  0.38  0.39  1.0

Cu Cu Cu Cu Cu Cu Cu Cu Pt Pt Pt Pt