data_[Li36Zn3Ag18]
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 [R-3]
_cell_length_a [9.8096]
_cell_length_b [9.8096]
_cell_length_c [11.9680]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Li12ZnAg6]
_chemical_formula_sum '[Li36 Zn3 Ag18]'
_cell_volume [997.3782]
_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  0.0372  0.1903  0.8147  1
  Li  Li1  18  0.0605  0.8416  0.4126  1
  Zn  Zn2  3  0.0000  0.0000  0.0000  1
  Ag  Ag3  18  0.0238  0.4354  0.7065  1
]