data_[Zn8Ag8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Zn  1.6500  1.3500  0.8800
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [P4/mmm]
_cell_length_a [8.3360]
_cell_length_b [8.3360]
_cell_length_c [4.0705]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [123]
_chemical_formula_structural [ZnAg]
_chemical_formula_sum '[Zn8 Ag8]'
_cell_volume [282.8505]
_cell_formula_units_Z [8]
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
[
  Zn  Zn0  4  0.1757  0.5000  0.5000  1
  Zn  Zn1  4  0.3448  0.3448  0.0000  1
  Ag  Ag2  4  0.0000  0.3293  0.0000  1
  Ag  Ag3  4  0.1738  0.1738  0.5000  1
]