data_[Na4Li2Ag6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Li  0.9800  1.4500  0.9000
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [P6_3/mmc]
_cell_length_a [5.6788]
_cell_length_b [5.6788]
_cell_length_c [8.9628]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [194]
_chemical_formula_structural [Na2LiAg3]
_chemical_formula_sum '[Na4 Li2 Ag6]'
_cell_volume [250.3189]
_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
[
  Na  Na0  4  0.3333  0.6667  0.0667  1
  Li  Li1  2  0.0000  0.0000  0.0000  1
  Ag  Ag2  6  0.1677  0.3355  0.7500  1
]