data_[Li8Be4O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Be  1.5700  1.0500  0.5900
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.1745]
_cell_length_b [3.5002]
_cell_length_c [6.9174]
_cell_angle_alpha [90.0000]
_cell_angle_beta [128.8084]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Li2BeO2]
_chemical_formula_sum '[Li8 Be4 O8]'
_cell_volume [191.9648]
_cell_formula_units_Z [4]
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  4  0.0578  0.0000  0.7360  1.0
  Li  Li1  4  0.1646  0.5000  0.5036  1.0
  Be  Be2  4  0.1263  0.5000  0.1371  1.0
  O  O3  4  0.0276  0.5000  0.8506  1.0
  O  O4  4  0.1937  0.0000  0.6294  1.0
]