data_[Li1Fe1Ag1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Fe  1.8300  1.4000  0.8525
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [P3m1]
_cell_length_a [2.7275]
_cell_length_b [2.7275]
_cell_length_c [6.9529]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [156]
_chemical_formula_structural [LiFeAg]
_chemical_formula_sum '[Li1 Fe1 Ag1]'
_cell_volume [44.7964]
_cell_formula_units_Z [1]
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  1  0.6667  0.3333  0.6608  1
  Fe  Fe1  1  0.3333  0.6667  0.3394  1
  Ag  Ag2  1  0.0000  0.0000  0.9998  1
]