data_[Li6Sn3Te3O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Sn  1.9600  1.4500  0.8300
  Te  2.1000  1.4000  1.2933
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [5.2037]
_cell_length_b [5.2037]
_cell_length_c [13.7979]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [Li2SnTeO6]
_chemical_formula_sum '[Li6 Sn3 Te3 O18]'
_cell_volume [323.5740]
_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  3  0.0000  0.0000  0.0286  1.0
  Li  Li1  3  0.0000  0.0000  0.5340  1.0
  Sn  Sn2  3  0.0000  0.0000  0.8153  1.0
  Te  Te3  3  0.0000  0.0000  0.3194  1.0
  O  O4  9  0.0023  0.3674  0.5799  1.0
  O  O5  9  0.0125  0.7095  0.4082  1.0
]