data_[Li8Zn20Ag8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Zn  1.6500  1.3500  0.8800
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [Ima2]
_cell_length_a [15.6144]
_cell_length_b [4.8123]
_cell_length_c [7.5174]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [46]
_chemical_formula_structural [Li2Zn5Ag2]
_chemical_formula_sum '[Li8 Zn20 Ag8]'
_cell_volume [564.8640]
_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
[
  Li  Li0  8  0.0899  0.5739  0.9734  1.0
  Zn  Zn1  8  0.0795  0.0709  0.8179  1.0
  Zn  Zn2  8  0.1658  0.0526  0.1219  1.0
  Zn  Zn3  4  0.2500  0.0975  0.4249  1.0
  Ag  Ag4  4  0.0000  0.0000  0.1478  1.0
  Ag  Ag5  4  0.2500  0.6033  0.2648  1.0
]