data_[Na4Zn4Ag8F20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Zn  1.6500  1.3500  0.8800
  Ag  1.9300  1.6000  1.0867
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [3.2720]
_cell_length_b [13.5424]
_cell_length_c [12.0945]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [NaZnAg2F5]
_chemical_formula_sum '[Na4 Zn4 Ag8 F20]'
_cell_volume [535.9138]
_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
[
  Na  Na0  4  0.0000  0.4592  0.4463  1.0
  Zn  Zn1  4  0.0000  0.2399  0.0288  1.0
  Ag  Ag2  4  0.0000  0.0686  0.6648  1.0
  Ag  Ag3  4  0.0000  0.1555  0.2798  1.0
  F  F4  4  0.0000  0.0945  0.0528  1.0
  F  F5  4  0.0000  0.2469  0.6458  1.0
  F  F6  4  0.0000  0.2818  0.4175  1.0
  F  F7  4  0.0000  0.3843  0.0105  1.0
  F  F8  4  0.0000  0.4810  0.7776  1.0
]