The structure described by Li7Ti11O24 is Spinel-like structured and crystallizes in the monoclinic C2/m space group. There are three inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(2), one O(3), and one O(6) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Ti(3)O6 octahedra, corners with two equivalent Ti(4)O6 octahedra, corners with two equivalent Ti(5)O6 octahedra, corners with three equivalent Ti(1)O6 octahedra, and corners with three equivalent Ti(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-63°. In the second Li site, Li(2) is bonded to two equivalent O(4) and four equivalent O(6) atoms to form LiO6 octahedra that share corners with two equivalent Li(3)O4 tetrahedra, corners with four equivalent Li(1)O4 tetrahedra, edges with two equivalent Ti(3)O6 octahedra, and edges with four equivalent Ti(2)O6 octahedra. In the third Li site, Li(3) is bonded to one O(4), one O(5), and two equivalent O(7) atoms to form LiO4 tetrahedra that share  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Ti(3)O6 octahedra, corners with two equivalent Ti(4)O6 octahedra, corners with two equivalent Ti(5)O6 octahedra, and corners with six equivalent Ti(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-63°. There are five inequivalent Ti sites. In the first Ti site, Ti(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form TiO6 octahedra that share corners with six equivalent Li(1)O4 tetrahedra, edges with two equivalent Ti(2)O6 octahedra, edges with two equivalent Ti(4)O6 octahedra, and edges with two equivalent Ti(5)O6 octahedra. In the second Ti site, Ti(2) is bonded to one O(2), one O(3), one O(4), one O(5), one O(6), and one O(7) atom to form TiO6 octahedra that share corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(3)O4 tetrahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Ti(1)O6 octahedra,  an edgeedge with one Ti(2)O6 octahedra,  an edgeedge with one Ti(3)O6 octahedra,  an edgeedge with one Ti(4)O6 octahedra, and  an edgeedge with one Ti(5)O6 octahedra. In the third Ti site, Ti(3) is bonded to two equivalent O(5) and four equivalent O(6) atoms to form TiO6 octahedra that share corners with two equivalent Li(3)O4 tetrahedra, corners with four equivalent Li(1)O4 tetrahedra, edges with two equivalent Li(2)O6 octahedra, and edges with four equivalent Ti(2)O6 octahedra. In the fourth Ti site, Ti(4) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(7) atoms to form TiO6 octahedra that share corners with two equivalent Li(3)O4 tetrahedra, corners with four equivalent Li(1)O4 tetrahedra, edges with two equivalent Ti(1)O6 octahedra, edges with two equivalent Ti(2)O6 octahedra, and edges with two equivalent Ti(5)O6 octahedra. In the fifth Ti site, Ti(5) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(7) atoms to form TiO6 octahedra that share corners with two equivalent Li(3)O4 tetrahedra, corners with four equivalent Li(1)O4 tetrahedra, edges with two equivalent Ti(1)O6 octahedra, edges with two equivalent Ti(2)O6 octahedra, and edges with two equivalent Ti(4)O6 octahedra. There are seven inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Ti(1), one Ti(4), and one Ti(5) atom to form a mixture of distorted edge and corner-sharing OLiTi3 trigonal pyramids. In the second O site, O(2) is bonded to one Li(1), one Ti(1), one Ti(2), and one Ti(4) atom to form a mixture of distorted edge and corner-sharing OLiTi3 tetrahedra. In the third O site, O(3) is bonded to one Li(1), one Ti(1), one Ti(2), and one Ti(5) atom to form a mixture of distorted edge and corner-sharing OLiTi3 tetrahedra. In the fourth O site, O(4) is bonded in a rectangular see-saw-like geometry to one Li(2), one Li(3), and two equivalent Ti(2) atoms. In the fifth O site, O(5) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), one Ti(3), and two equivalent Ti(2) atoms. In the sixth O site, O(6) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Li(2), one Ti(2), and one Ti(3) atom. In the seventh O site, O(7) is bonded to one Li(3), one Ti(2), one Ti(4), and one Ti(5) atom to form a mixture of distorted edge and corner-sharing OLiTi3 tetrahedra. is represented by the CIF card [CIF]
data_Li7Ti11O24
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.349
_cell_length_b   10.349
_cell_length_c   5.965
_cell_angle_alpha   73.214
_cell_angle_beta   73.214
_cell_angle_gamma   120.002
_symmetry_Int_Tables_number   1
_cell_volume   451.614
_cell_formula_units_Z   1
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  0.788  0.458  0.130  1.0
  Li  Li1  1  0.458  0.788  0.130  1.0
  Li  Li2  1  0.500  0.500  0.000  1.0
  Li  Li3  1  0.542  0.212  0.870  1.0
  Li  Li4  1  0.212  0.542  0.870  1.0
  Li  Li5  1  0.124  0.124  0.128  1.0
  Li  Li6  1  0.876  0.876  0.872  1.0
  Ti  Ti7  1  0.500  0.000  0.500  1.0
  Ti  Ti8  1  0.657  0.821  0.521  1.0
  Ti  Ti9  1  0.500  0.500  0.500  1.0
  Ti  Ti10  1  0.179  0.343  0.479  1.0
  Ti  Ti11  1  0.343  0.179  0.479  1.0
  Ti  Ti12  1  0.000  0.500  0.500  1.0
  Ti  Ti13  1  0.166  0.834  0.500  1.0
  Ti  Ti14  1  0.834  0.166  0.500  1.0
  Ti  Ti15  1  0.166  0.834  0.000  1.0
  Ti  Ti16  1  0.834  0.166  0.000  1.0
  Ti  Ti17  1  0.821  0.657  0.521  1.0
  O  O18  1  0.771  0.255  0.736  1.0
  O  O19  1  0.745  0.229  0.264  1.0
  O  O20  1  0.595  0.928  0.715  1.0
  O  O21  1  0.597  0.931  0.263  1.0
  O  O22  1  0.751  0.751  0.715  1.0
  O  O23  1  0.737  0.737  0.287  1.0
  O  O24  1  0.441  0.595  0.718  1.0
  O  O25  1  0.255  0.771  0.736  1.0
  O  O26  1  0.595  0.441  0.718  1.0
  O  O27  1  0.405  0.559  0.282  1.0
  O  O28  1  0.559  0.405  0.282  1.0
  O  O29  1  0.229  0.745  0.264  1.0
  O  O30  1  0.263  0.263  0.713  1.0
  O  O31  1  0.249  0.249  0.285  1.0
  O  O32  1  0.069  0.403  0.737  1.0
  O  O33  1  0.072  0.405  0.285  1.0
  O  O34  1  0.403  0.069  0.737  1.0
  O  O35  1  0.405  0.072  0.285  1.0
  O  O36  1  0.920  0.106  0.738  1.0
  O  O37  1  0.106  0.920  0.738  1.0
  O  O38  1  0.894  0.080  0.262  1.0
  O  O39  1  0.080  0.894  0.262  1.0
  O  O40  1  0.928  0.595  0.715  1.0
  O  O41  1  0.931  0.597  0.263  1.0
[/CIF]
.
The structure described by Li7Ti11O24 is Spinel-like structured and crystallizes in the monoclinic C2/m space group. There are three inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(2), one O(3), and one O(6) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Ti(3)O6 octahedra, corners with two equivalent Ti(4)O6 octahedra, corners with two equivalent Ti(5)O6 octahedra, corners with three equivalent Ti(1)O6 octahedra, and corners with three equivalent Ti(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-63°. In the second Li site, Li(2) is bonded to two equivalent O(4) and four equivalent O(6) atoms to form LiO6 octahedra that share corners with two equivalent Li(3)O4 tetrahedra, corners with four equivalent Li(1)O4 tetrahedra, edges with two equivalent Ti(3)O6 octahedra, and edges with four equivalent Ti(2)O6 octahedra. In the third Li site, Li(3) is bonded to one O(4), one O(5), and two equivalent O(7) atoms to form LiO4 tetrahedra that share  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Ti(3)O6 octahedra, corners with two equivalent Ti(4)O6 octahedra, corners with two equivalent Ti(5)O6 octahedra, and corners with six equivalent Ti(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-63°. There are five inequivalent Ti sites. In the first Ti site, Ti(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form TiO6 octahedra that share corners with six equivalent Li(1)O4 tetrahedra, edges with two equivalent Ti(2)O6 octahedra, edges with two equivalent Ti(4)O6 octahedra, and edges with two equivalent Ti(5)O6 octahedra. In the second Ti site, Ti(2) is bonded to one O(2), one O(3), one O(4), one O(5), one O(6), and one O(7) atom to form TiO6 octahedra that share corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(3)O4 tetrahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Ti(1)O6 octahedra,  an edgeedge with one Ti(2)O6 octahedra,  an edgeedge with one Ti(3)O6 octahedra,  an edgeedge with one Ti(4)O6 octahedra, and  an edgeedge with one Ti(5)O6 octahedra. In the third Ti site, Ti(3) is bonded to two equivalent O(5) and four equivalent O(6) atoms to form TiO6 octahedra that share corners with two equivalent Li(3)O4 tetrahedra, corners with four equivalent Li(1)O4 tetrahedra, edges with two equivalent Li(2)O6 octahedra, and edges with four equivalent Ti(2)O6 octahedra. In the fourth Ti site, Ti(4) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(7) atoms to form TiO6 octahedra that share corners with two equivalent Li(3)O4 tetrahedra, corners with four equivalent Li(1)O4 tetrahedra, edges with two equivalent Ti(1)O6 octahedra, edges with two equivalent Ti(2)O6 octahedra, and edges with two equivalent Ti(5)O6 octahedra. In the fifth Ti site, Ti(5) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(7) atoms to form TiO6 octahedra that share corners with two equivalent Li(3)O4 tetrahedra, corners with four equivalent Li(1)O4 tetrahedra, edges with two equivalent Ti(1)O6 octahedra, edges with two equivalent Ti(2)O6 octahedra, and edges with two equivalent Ti(4)O6 octahedra. There are seven inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Ti(1), one Ti(4), and one Ti(5) atom to form a mixture of distorted edge and corner-sharing OLiTi3 trigonal pyramids. In the second O site, O(2) is bonded to one Li(1), one Ti(1), one Ti(2), and one Ti(4) atom to form a mixture of distorted edge and corner-sharing OLiTi3 tetrahedra. In the third O site, O(3) is bonded to one Li(1), one Ti(1), one Ti(2), and one Ti(5) atom to form a mixture of distorted edge and corner-sharing OLiTi3 tetrahedra. In the fourth O site, O(4) is bonded in a rectangular see-saw-like geometry to one Li(2), one Li(3), and two equivalent Ti(2) atoms. In the fifth O site, O(5) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), one Ti(3), and two equivalent Ti(2) atoms. In the sixth O site, O(6) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Li(2), one Ti(2), and one Ti(3) atom. In the seventh O site, O(7) is bonded to one Li(3), one Ti(2), one Ti(4), and one Ti(5) atom to form a mixture of distorted edge and corner-sharing OLiTi3 tetrahedra. is represented by the CIF card [CIF]
data_Li7Ti11O24
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.349
_cell_length_b   10.349
_cell_length_c   5.965
_cell_angle_alpha   73.214
_cell_angle_beta   73.214
_cell_angle_gamma   120.002
_symmetry_Int_Tables_number   1
_cell_volume   451.614
_cell_formula_units_Z   1
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  0.788  0.458  0.130  1.0
  Li  Li1  1  0.458  0.788  0.130  1.0
  Li  Li2  1  0.500  0.500  0.000  1.0
  Li  Li3  1  0.542  0.212  0.870  1.0
  Li  Li4  1  0.212  0.542  0.870  1.0
  Li  Li5  1  0.124  0.124  0.128  1.0
  Li  Li6  1  0.876  0.876  0.872  1.0
  Ti  Ti7  1  0.500  0.000  0.500  1.0
  Ti  Ti8  1  0.657  0.821  0.521  1.0
  Ti  Ti9  1  0.500  0.500  0.500  1.0
  Ti  Ti10  1  0.179  0.343  0.479  1.0
  Ti  Ti11  1  0.343  0.179  0.479  1.0
  Ti  Ti12  1  0.000  0.500  0.500  1.0
  Ti  Ti13  1  0.166  0.834  0.500  1.0
  Ti  Ti14  1  0.834  0.166  0.500  1.0
  Ti  Ti15  1  0.166  0.834  0.000  1.0
  Ti  Ti16  1  0.834  0.166  0.000  1.0
  Ti  Ti17  1  0.821  0.657  0.521  1.0
  O  O18  1  0.771  0.255  0.736  1.0
  O  O19  1  0.745  0.229  0.264  1.0
  O  O20  1  0.595  0.928  0.715  1.0
  O  O21  1  0.597  0.931  0.263  1.0
  O  O22  1  0.751  0.751  0.715  1.0
  O  O23  1  0.737  0.737  0.287  1.0
  O  O24  1  0.441  0.595  0.718  1.0
  O  O25  1  0.255  0.771  0.736  1.0
  O  O26  1  0.595  0.441  0.718  1.0
  O  O27  1  0.405  0.559  0.282  1.0
  O  O28  1  0.559  0.405  0.282  1.0
  O  O29  1  0.229  0.745  0.264  1.0
  O  O30  1  0.263  0.263  0.713  1.0
  O  O31  1  0.249  0.249  0.285  1.0
  O  O32  1  0.069  0.403  0.737  1.0
  O  O33  1  0.072  0.405  0.285  1.0
  O  O34  1  0.403  0.069  0.737  1.0
  O  O35  1  0.405  0.072  0.285  1.0
  O  O36  1  0.920  0.106  0.738  1.0
  O  O37  1  0.106  0.920  0.738  1.0
  O  O38  1  0.894  0.080  0.262  1.0
  O  O39  1  0.080  0.894  0.262  1.0
  O  O40  1  0.928  0.595  0.715  1.0
  O  O41  1  0.931  0.597  0.263  1.0
[/CIF]
.