data_[Li6Fe3Os3O18]
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
  Os  2.2000  1.3000  0.6730
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [5.0887]
_cell_length_b [5.0887]
_cell_length_c [13.5246]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [Li2FeOsO6]
_chemical_formula_sum '[Li6 Fe3 Os3 O18]'
_cell_volume [303.2963]
_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  0.4679  1.0
  Li  Li1  3  0.0000  0.0000  0.9664  1.0
  Fe  Fe2  3  0.0000  0.0000  0.1825  1.0
  Os  Os3  3  0.0000  0.0000  0.6787  1.0
  O  O4  9  0.0068  0.3792  0.4216  1.0
  O  O5  9  0.0493  0.6967  0.2594  1.0
]