data_[Li3La6Be6O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  La  1.1000  1.9500  1.1720
  Be  1.5700  1.0500  0.5900
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [5.3116]
_cell_length_b [5.3116]
_cell_length_c [15.5420]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [LiLa2Be2O6]
_chemical_formula_sum '[Li3 La6 Be6 O18]'
_cell_volume [379.7437]
_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  0.0000  1
  La  La1  6  0.0000  0.0000  0.2200  1
  Be  Be2  6  0.0000  0.0000  0.4240  1
  O  O3  18  0.0023  0.5012  0.2439  1
]