data_[Li18Si3Ag36]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Si  1.9000  1.1000  0.5400
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [9.6804]
_cell_length_b [9.6804]
_cell_length_c [11.8300]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Li6SiAg12]
_chemical_formula_sum '[Li18 Si3 Ag36]'
_cell_volume [960.0741]
_cell_formula_units_Z [3]
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  18  0.0288  0.4334  0.7060  1.0
  Si  Si1  3  0.0000  0.0000  0.0000  1.0
  Ag  Ag2  18  0.0225  0.1823  0.8232  1.0
  Ag  Ag3  18  0.0619  0.8520  0.4084  1.0
]