data_[Li8Si2O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Si  1.9000  1.1000  0.5400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [5.0423]
_cell_length_b [5.0504]
_cell_length_c [7.5731]
_cell_angle_alpha [82.7667]
_cell_angle_beta [70.9766]
_cell_angle_gamma [68.3787]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [Li4SiO4]
_chemical_formula_sum '[Li8 Si2 O8]'
_cell_volume [169.4887]
_cell_formula_units_Z [2]
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  2  0.0766  0.2488  0.4084  1.0
  Li  Li1  2  0.2380  0.2640  0.9938  1.0
  Li  Li2  2  0.3881  0.7865  0.8076  1.0
  Li  Li3  2  0.4894  0.2369  0.5563  1.0
  Si  Si4  2  0.1589  0.7813  0.2369  1.0
  O  O5  2  0.1493  0.6642  0.0484  1.0
  O  O6  2  0.1801  0.0296  0.6313  1.0
  O  O7  2  0.3002  0.5185  0.3737  1.0
  O  O8  2  0.3639  0.9862  0.1935  1.0
]