data_[Y16Cu2Ag4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Cu  1.9000  1.3500  0.8200
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [17.7362]
_cell_length_b [5.1934]
_cell_length_c [6.8513]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.5506]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Y8CuAg2]
_chemical_formula_sum '[Y16 Cu2 Ag4]'
_cell_volume [604.9413]
_cell_formula_units_Z [2]
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
[
  Y  Y0  4  0.0283  0.0000  0.7844  1.0
  Y  Y1  4  0.0909  0.5000  0.4476  1.0
  Y  Y2  4  0.1627  0.5000  0.9740  1.0
  Y  Y3  4  0.2001  0.0000  0.3150  1.0
  Cu  Cu4  2  0.0000  0.5000  0.0000  1.0
  Ag  Ag5  4  0.1846  0.0000  0.7241  1.0
]