The compound described by Si(Li) crystallizes in the tetragonal I4_1/a space group. Li(1) is bonded in a 5-coordinate geometry to five equivalent Si(1) atoms. Si(1) is bonded in a 8-coordinate geometry to five equivalent Li(1) and three equivalent Si(1) atoms. is represented by the CIF file [CIF]
data_LiSi
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.127
_cell_length_b   8.127
_cell_length_c   8.127
_cell_angle_alpha   102.425
_cell_angle_beta   102.425
_cell_angle_gamma   124.727
_symmetry_Int_Tables_number   1
_cell_volume   390.848
_cell_formula_units_Z   8
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  1  0.666  0.939  0.103  1.0
  Li  Li1  1  0.836  0.563  0.897  1.0
  Li  Li2  1  0.061  0.164  0.727  1.0
  Li  Li3  1  0.584  0.811  0.397  1.0
  Li  Li4  1  0.414  0.187  0.603  1.0
  Li  Li5  1  0.813  0.416  0.227  1.0
  Li  Li6  1  0.189  0.586  0.773  1.0
  Li  Li7  1  0.437  0.334  0.273  1.0
  Si  Si8  1  0.431  0.274  0.938  1.0
  Si  Si9  1  0.524  0.085  0.343  1.0
  Si  Si10  1  0.819  0.476  0.562  1.0
  Si  Si11  1  0.335  0.493  0.062  1.0
  Si  Si12  1  0.743  0.181  0.657  1.0
  Si  Si13  1  0.726  0.665  0.157  1.0
  Si  Si14  1  0.507  0.569  0.843  1.0
  Si  Si15  1  0.915  0.257  0.438  1.0
[/CIF]
.
The compound described by Si(Li) crystallizes in the tetragonal I4_1/a space group. Li(1) is bonded in a 5-coordinate geometry to five equivalent Si(1) atoms. Si(1) is bonded in a 8-coordinate geometry to five equivalent Li(1) and three equivalent Si(1) atoms. is represented by the CIF file [CIF]
data_LiSi
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.127
_cell_length_b   8.127
_cell_length_c   8.127
_cell_angle_alpha   102.425
_cell_angle_beta   102.425
_cell_angle_gamma   124.727
_symmetry_Int_Tables_number   1
_cell_volume   390.848
_cell_formula_units_Z   8
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  1  0.666  0.939  0.103  1.0
  Li  Li1  1  0.836  0.563  0.897  1.0
  Li  Li2  1  0.061  0.164  0.727  1.0
  Li  Li3  1  0.584  0.811  0.397  1.0
  Li  Li4  1  0.414  0.187  0.603  1.0
  Li  Li5  1  0.813  0.416  0.227  1.0
  Li  Li6  1  0.189  0.586  0.773  1.0
  Li  Li7  1  0.437  0.334  0.273  1.0
  Si  Si8  1  0.431  0.274  0.938  1.0
  Si  Si9  1  0.524  0.085  0.343  1.0
  Si  Si10  1  0.819  0.476  0.562  1.0
  Si  Si11  1  0.335  0.493  0.062  1.0
  Si  Si12  1  0.743  0.181  0.657  1.0
  Si  Si13  1  0.726  0.665  0.157  1.0
  Si  Si14  1  0.507  0.569  0.843  1.0
  Si  Si15  1  0.915  0.257  0.438  1.0
[/CIF]
.