data_[Cu12Ag8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cu  1.9000  1.3500  0.8200
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [P1]
_cell_length_a [4.7007]
_cell_length_b [7.1697]
_cell_length_c [9.4169]
_cell_angle_alpha [102.4977]
_cell_angle_beta [99.6758]
_cell_angle_gamma [108.9739]
_symmetry_Int_Tables_number [1]
_chemical_formula_structural [Cu3Ag2]
_chemical_formula_sum '[Cu12 Ag8]'
_cell_volume [283.0796]
_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  0.1959  0.1920  0.3010  1
  Cu  Cu1  1  0.2091  0.1992  0.7943  1
  Cu  Cu2  1  0.3866  0.3886  0.5907  1
  Cu  Cu3  1  0.3979  0.9101  0.3454  1
  Cu  Cu4  1  0.4034  0.9064  0.8646  1
  Cu  Cu5  1  0.6014  0.6041  0.9041  1
  Cu  Cu6  1  0.6149  0.1006  0.1597  1
  Cu  Cu7  1  0.7968  0.2909  0.4367  1
  Cu  Cu8  1  0.8108  0.8136  0.2062  1
  Cu  Cu9  1  0.9924  0.0092  0.4887  1
  Cu  Cu10  1  0.9956  0.4910  0.2499  1
  Cu  Cu11  1  0.9963  0.9972  0.0121  1
  Ag  Ag12  1  0.0117  0.4987  0.7484  1
  Ag  Ag13  1  0.1930  0.6990  0.5441  1
  Ag  Ag14  1  0.2041  0.7101  0.0592  1
  Ag  Ag15  1  0.4027  0.3910  0.0987  1
  Ag  Ag16  1  0.5891  0.1007  0.6374  1
  Ag  Ag17  1  0.5948  0.5999  0.3958  1
  Ag  Ag18  1  0.7967  0.2860  0.9478  1
  Ag  Ag19  1  0.8066  0.8115  0.7151  1
]