The material described by Li4Ti3Ni3(SnO8)2 is Spinel-derived structured and crystallizes in the triclinic P1 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(11), one O(12), one O(15), and one O(3) atom to form LiO4 tetrahedra that share  a cornercorner with one Ti(1)O6 octahedra,  a cornercorner with one Ti(2)O6 octahedra,  a cornercorner with one Ni(1)O6 octahedra, corners with two equivalent Ti(3)O6 octahedra, corners with two equivalent Ni(2)O6 octahedra, corners with two equivalent Ni(3)O6 octahedra, and corners with three equivalent Sn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-66°. In the second Li site, Li(2) is bonded in a distorted rectangular see-saw-like geometry to one O(14), one O(16), one O(5), and one O(9) atom. In the third Li site, Li(3) is bonded in a rectangular see-saw-like geometry to one O(1), one O(10), one O(4), and one O(6) atom. In the fourth Li site, Li(4) is bonded to one O(13), one O(2), one O(7), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one Ti(3)O6 octahedra,  a cornercorner with one Ni(2)O6 octahedra,  a cornercorner with one Ni(3)O6 octahedra, corners with two equivalent Ti(1)O6 octahedra, corners with two equivalent Ti(2)O6 octahedra, corners with two equivalent Ni(1)O6 octahedra, and corners with three equivalent Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-63°. There are three inequivalent Ti sites. In the first Ti site, Ti(1) is bonded to one O(14), one O(2), one O(3), one O(4), one O(7), and one O(9) atom to form TiO6 octahedra that share corners with two equivalent Sn(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Sn(1)O6 octahedra, edges with two equivalent Ti(2)O6 octahedra, and edges with two equivalent Ni(1)O6 octahedra. The corner-sharing octahedral tilt angles are 51°. In the second Ti site, Ti(2) is bonded to one O(16), one O(2), one O(3), one O(4), one O(8), and one O(9) atom to form TiO6 octahedra that share corners with two equivalent Sn(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Sn(1)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, and edges with two equivalent Ni(1)O6 octahedra. The corner-sharing octahedral tilt angles are 51°. In the third Ti site, Ti(3) is bonded to one O(1), one O(11), one O(12), one O(13), one O(5), and one O(6) atom to form TiO6 octahedra that share corners with two equivalent Sn(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Sn(2)O6 octahedra, edges with two equivalent Ni(2)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 48-55°. There are three inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to one O(14), one O(16), one O(3), one O(4), one O(7), and one O(8) atom to form NiO6 octahedra that share corners with two equivalent Sn(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Sn(1)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, and edges with two equivalent Ti(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-54°. In the second Ni site, Ni(2) is bonded to one O(1), one O(10), one O(11), one O(13), one O(15), and one O(5) atom to form NiO6 octahedra that share corners with two equivalent Sn(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Sn(2)O6 octahedra, edges with two equivalent Ti(3)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-55°. In the third Ni site, Ni(3) is bonded to one O(10), one O(12), one O(13), one O(15), one O(5), and one O(6) atom to form NiO6 octahedra that share corners with two equivalent Sn(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Sn(2)O6 octahedra, edges with two equivalent Ti(3)O6 octahedra, and edges with two equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-54°. There are two inequivalent Sn sites. In the first Sn site, Sn(1) is bonded to one O(1), one O(10), one O(2), one O(6), one O(7), and one O(8) atom to form SnO6 octahedra that share corners with two equivalent Ti(3)O6 octahedra, corners with two equivalent Ni(2)O6 octahedra, corners with two equivalent Ni(3)O6 octahedra, corners with three equivalent Li(4)O4 tetrahedra,  an edgeedge with one Ti(1)O6 octahedra,  an edgeedge with one Ti(2)O6 octahedra, and  an edgeedge with one Ni(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 48-55°. In the second Sn site, Sn(2) is bonded to one O(11), one O(12), one O(14), one O(15), one O(16), and one O(9) atom to form SnO6 octahedra that share corners with two equivalent Ti(1)O6 octahedra, corners with two equivalent Ti(2)O6 octahedra, corners with two equivalent Ni(1)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra,  an edgeedge with one Ti(3)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra, and  an edgeedge with one Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-54°. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one Li(3), one Ti(3), one Ni(2), and one Sn(1) atom. In the second O site, O(2) is bonded to one Li(4), one Ti(1), one Ti(2), and one Sn(1) atom to form distorted OLiTi2Sn tetrahedra that share corners with two equivalent O(4)LiTi2Ni tetrahedra,  a cornercorner with one O(7)LiTiNiSn trigonal pyramid,  a cornercorner with one O(8)LiTiNiSn trigonal pyramid,  an edgeedge with one O(7)LiTiNiSn trigonal pyramid, and  an edgeedge with one O(8)LiTiNiSn trigonal pyramid. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to one Li(1), one Ti(1), one Ti(2), and one Ni(1) atom. In the fourth O site, O(4) is bonded to one Li(3), one Ti(1), one Ti(2), and one Ni(1) atom to form distorted OLiTi2Ni tetrahedra that share corners with two equivalent O(2)LiTi2Sn tetrahedra, corners with two equivalent O(7)LiTiNiSn trigonal pyramids, and corners with two equivalent O(8)LiTiNiSn trigonal pyramids. In the fifth O site, O(5) is bonded to one Li(2), one Ti(3), one Ni(2), and one Ni(3) atom to form distorted OLiTiNi2 tetrahedra that share corners with two equivalent O(15)LiNi2Sn tetrahedra, corners with two equivalent O(12)LiTiNiSn tetrahedra, and corners with two equivalent O(11)LiTiNiSn trigonal pyramids. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(3), one Ti(3), one Ni(3), and one Sn(1) atom. In the seventh O site, O(7) is bonded to one Li(4), one Ti(1), one Ni(1), and one Sn(1) atom to form distorted OLiTiNiSn trigonal pyramids that share  a cornercorner with one O(2)LiTi2Sn tetrahedra, corners with two equivalent O(4)LiTi2Ni tetrahedra,  a cornercorner with one O(8)LiTiNiSn trigonal pyramid,  an edgeedge with one O(2)LiTi2Sn tetrahedra, and  an edgeedge with one O(8)LiTiNiSn trigonal pyramid. In the eighth O site, O(8) is bonded to one Li(4), one Ti(2), one Ni(1), and one Sn(1) atom to form distorted OLiTiNiSn trigonal pyramids that share  a cornercorner with one O(2)LiTi2Sn tetrahedra, corners with two equivalent O(4)LiTi2Ni tetrahedra,  a cornercorner with one O(7)LiTiNiSn trigonal pyramid,  an edgeedge with one O(2)LiTi2Sn tetrahedra, and  an edgeedge with one O(7)LiTiNiSn trigonal pyramid. In the ninth O site, O(9) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ti(1), one Ti(2), and one Sn(2) atom. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), one Ni(2), one Ni(3), and one Sn(1) atom. In the eleventh O site, O(11) is bonded to one Li(1), one Ti(3), one Ni(2), and one Sn(2) atom to form distorted OLiTiNiSn trigonal pyramids that share  a cornercorner with one O(15)LiNi2Sn tetrahedra,  a cornercorner with one O(12)LiTiNiSn tetrahedra, corners with two equivalent O(5)LiTiNi2 tetrahedra,  an edgeedge with one O(15)LiNi2Sn tetrahedra, and  an edgeedge with one O(12)LiTiNiSn tetrahedra. In the twelfth O site, O(12) is bonded to one Li(1), one Ti(3), one Ni(3), and one Sn(2) atom to form distorted OLiTiNiSn tetrahedra that share  a cornercorner with one O(15)LiNi2Sn tetrahedra, corners with two equivalent O(5)LiTiNi2 tetrahedra,  a cornercorner with one O(11)LiTiNiSn trigonal pyramid,  an edgeedge with one O(15)LiNi2Sn tetrahedra, and  an edgeedge with one O(11)LiTiNiSn trigonal pyramid. In the thirteenth O site, O(13) is bonded in a rectangular see-saw-like geometry to one Li(4), one Ti(3), one Ni(2), and one Ni(3) atom. In the fourteenth O site, O(14) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ti(1), one Ni(1), and one Sn(2) atom. In the fifteenth O site, O(15) is bonded to one Li(1), one Ni(2), one Ni(3), and one Sn(2) atom to form distorted OLiNi2Sn tetrahedra that share  a cornercorner with one O(12)LiTiNiSn tetrahedra, corners with two equivalent O(5)LiTiNi2 tetrahedra,  a cornercorner with one O(11)LiTiNiSn trigonal pyramid,  an edgeedge with one O(12)LiTiNiSn tetrahedra, and  an edgeedge with one O(11)LiTiNiSn trigonal pyramid. In the sixteenth O site, O(16) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ti(2), one Ni(1), and one Sn(2) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Li4Ti3Ni3(SnO8)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.919
_cell_length_b   5.955
_cell_length_c   9.758
_cell_angle_alpha   89.604
_cell_angle_beta   89.494
_cell_angle_gamma   60.308
_symmetry_Int_Tables_number   1
_cell_volume   298.763
_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  0.667  0.668  0.893  1.0
  Li  Li1  1  0.013  0.997  0.993  1.0
  Li  Li2  1  0.003  0.000  0.494  1.0
  Li  Li3  1  0.335  0.328  0.399  1.0
  Ti  Ti4  1  0.824  0.340  0.216  1.0
  Ti  Ti5  1  0.830  0.830  0.214  1.0
  Ti  Ti6  1  0.661  0.163  0.715  1.0
  Ni  Ni7  1  0.343  0.829  0.213  1.0
  Ni  Ni8  1  0.171  0.169  0.711  1.0
  Ni  Ni9  1  0.171  0.659  0.715  1.0
  Sn  Sn10  1  0.659  0.670  0.494  1.0
  Sn  Sn11  1  0.320  0.340  0.988  1.0
  O  O12  1  0.820  0.325  0.598  1.0
  O  O13  1  0.967  0.517  0.335  1.0
  O  O14  1  0.691  0.655  0.103  1.0
  O  O15  1  0.988  0.006  0.307  1.0
  O  O16  1  0.996  0.025  0.807  1.0
  O  O17  1  0.845  0.833  0.606  1.0
  O  O18  1  0.529  0.504  0.342  1.0
  O  O19  1  0.533  0.962  0.343  1.0
  O  O20  1  0.668  0.168  0.103  1.0
  O  O21  1  0.313  0.844  0.604  1.0
  O  O22  1  0.504  0.034  0.844  1.0
  O  O23  1  0.472  0.493  0.834  1.0
  O  O24  1  0.344  0.307  0.607  1.0
  O  O25  1  0.150  0.173  0.101  1.0
  O  O26  1  0.036  0.481  0.829  1.0
  O  O27  1  0.150  0.680  0.099  1.0
[/CIF]
.
The material described by Li4Ti3Ni3(SnO8)2 is Spinel-derived structured and crystallizes in the triclinic P1 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(11), one O(12), one O(15), and one O(3) atom to form LiO4 tetrahedra that share  a cornercorner with one Ti(1)O6 octahedra,  a cornercorner with one Ti(2)O6 octahedra,  a cornercorner with one Ni(1)O6 octahedra, corners with two equivalent Ti(3)O6 octahedra, corners with two equivalent Ni(2)O6 octahedra, corners with two equivalent Ni(3)O6 octahedra, and corners with three equivalent Sn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-66°. In the second Li site, Li(2) is bonded in a distorted rectangular see-saw-like geometry to one O(14), one O(16), one O(5), and one O(9) atom. In the third Li site, Li(3) is bonded in a rectangular see-saw-like geometry to one O(1), one O(10), one O(4), and one O(6) atom. In the fourth Li site, Li(4) is bonded to one O(13), one O(2), one O(7), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one Ti(3)O6 octahedra,  a cornercorner with one Ni(2)O6 octahedra,  a cornercorner with one Ni(3)O6 octahedra, corners with two equivalent Ti(1)O6 octahedra, corners with two equivalent Ti(2)O6 octahedra, corners with two equivalent Ni(1)O6 octahedra, and corners with three equivalent Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-63°. There are three inequivalent Ti sites. In the first Ti site, Ti(1) is bonded to one O(14), one O(2), one O(3), one O(4), one O(7), and one O(9) atom to form TiO6 octahedra that share corners with two equivalent Sn(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Sn(1)O6 octahedra, edges with two equivalent Ti(2)O6 octahedra, and edges with two equivalent Ni(1)O6 octahedra. The corner-sharing octahedral tilt angles are 51°. In the second Ti site, Ti(2) is bonded to one O(16), one O(2), one O(3), one O(4), one O(8), and one O(9) atom to form TiO6 octahedra that share corners with two equivalent Sn(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Sn(1)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, and edges with two equivalent Ni(1)O6 octahedra. The corner-sharing octahedral tilt angles are 51°. In the third Ti site, Ti(3) is bonded to one O(1), one O(11), one O(12), one O(13), one O(5), and one O(6) atom to form TiO6 octahedra that share corners with two equivalent Sn(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Sn(2)O6 octahedra, edges with two equivalent Ni(2)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 48-55°. There are three inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to one O(14), one O(16), one O(3), one O(4), one O(7), and one O(8) atom to form NiO6 octahedra that share corners with two equivalent Sn(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Sn(1)O6 octahedra, edges with two equivalent Ti(1)O6 octahedra, and edges with two equivalent Ti(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-54°. In the second Ni site, Ni(2) is bonded to one O(1), one O(10), one O(11), one O(13), one O(15), and one O(5) atom to form NiO6 octahedra that share corners with two equivalent Sn(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Sn(2)O6 octahedra, edges with two equivalent Ti(3)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-55°. In the third Ni site, Ni(3) is bonded to one O(10), one O(12), one O(13), one O(15), one O(5), and one O(6) atom to form NiO6 octahedra that share corners with two equivalent Sn(1)O6 octahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Sn(2)O6 octahedra, edges with two equivalent Ti(3)O6 octahedra, and edges with two equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-54°. There are two inequivalent Sn sites. In the first Sn site, Sn(1) is bonded to one O(1), one O(10), one O(2), one O(6), one O(7), and one O(8) atom to form SnO6 octahedra that share corners with two equivalent Ti(3)O6 octahedra, corners with two equivalent Ni(2)O6 octahedra, corners with two equivalent Ni(3)O6 octahedra, corners with three equivalent Li(4)O4 tetrahedra,  an edgeedge with one Ti(1)O6 octahedra,  an edgeedge with one Ti(2)O6 octahedra, and  an edgeedge with one Ni(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 48-55°. In the second Sn site, Sn(2) is bonded to one O(11), one O(12), one O(14), one O(15), one O(16), and one O(9) atom to form SnO6 octahedra that share corners with two equivalent Ti(1)O6 octahedra, corners with two equivalent Ti(2)O6 octahedra, corners with two equivalent Ni(1)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra,  an edgeedge with one Ti(3)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra, and  an edgeedge with one Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-54°. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one Li(3), one Ti(3), one Ni(2), and one Sn(1) atom. In the second O site, O(2) is bonded to one Li(4), one Ti(1), one Ti(2), and one Sn(1) atom to form distorted OLiTi2Sn tetrahedra that share corners with two equivalent O(4)LiTi2Ni tetrahedra,  a cornercorner with one O(7)LiTiNiSn trigonal pyramid,  a cornercorner with one O(8)LiTiNiSn trigonal pyramid,  an edgeedge with one O(7)LiTiNiSn trigonal pyramid, and  an edgeedge with one O(8)LiTiNiSn trigonal pyramid. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to one Li(1), one Ti(1), one Ti(2), and one Ni(1) atom. In the fourth O site, O(4) is bonded to one Li(3), one Ti(1), one Ti(2), and one Ni(1) atom to form distorted OLiTi2Ni tetrahedra that share corners with two equivalent O(2)LiTi2Sn tetrahedra, corners with two equivalent O(7)LiTiNiSn trigonal pyramids, and corners with two equivalent O(8)LiTiNiSn trigonal pyramids. In the fifth O site, O(5) is bonded to one Li(2), one Ti(3), one Ni(2), and one Ni(3) atom to form distorted OLiTiNi2 tetrahedra that share corners with two equivalent O(15)LiNi2Sn tetrahedra, corners with two equivalent O(12)LiTiNiSn tetrahedra, and corners with two equivalent O(11)LiTiNiSn trigonal pyramids. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(3), one Ti(3), one Ni(3), and one Sn(1) atom. In the seventh O site, O(7) is bonded to one Li(4), one Ti(1), one Ni(1), and one Sn(1) atom to form distorted OLiTiNiSn trigonal pyramids that share  a cornercorner with one O(2)LiTi2Sn tetrahedra, corners with two equivalent O(4)LiTi2Ni tetrahedra,  a cornercorner with one O(8)LiTiNiSn trigonal pyramid,  an edgeedge with one O(2)LiTi2Sn tetrahedra, and  an edgeedge with one O(8)LiTiNiSn trigonal pyramid. In the eighth O site, O(8) is bonded to one Li(4), one Ti(2), one Ni(1), and one Sn(1) atom to form distorted OLiTiNiSn trigonal pyramids that share  a cornercorner with one O(2)LiTi2Sn tetrahedra, corners with two equivalent O(4)LiTi2Ni tetrahedra,  a cornercorner with one O(7)LiTiNiSn trigonal pyramid,  an edgeedge with one O(2)LiTi2Sn tetrahedra, and  an edgeedge with one O(7)LiTiNiSn trigonal pyramid. In the ninth O site, O(9) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ti(1), one Ti(2), and one Sn(2) atom. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), one Ni(2), one Ni(3), and one Sn(1) atom. In the eleventh O site, O(11) is bonded to one Li(1), one Ti(3), one Ni(2), and one Sn(2) atom to form distorted OLiTiNiSn trigonal pyramids that share  a cornercorner with one O(15)LiNi2Sn tetrahedra,  a cornercorner with one O(12)LiTiNiSn tetrahedra, corners with two equivalent O(5)LiTiNi2 tetrahedra,  an edgeedge with one O(15)LiNi2Sn tetrahedra, and  an edgeedge with one O(12)LiTiNiSn tetrahedra. In the twelfth O site, O(12) is bonded to one Li(1), one Ti(3), one Ni(3), and one Sn(2) atom to form distorted OLiTiNiSn tetrahedra that share  a cornercorner with one O(15)LiNi2Sn tetrahedra, corners with two equivalent O(5)LiTiNi2 tetrahedra,  a cornercorner with one O(11)LiTiNiSn trigonal pyramid,  an edgeedge with one O(15)LiNi2Sn tetrahedra, and  an edgeedge with one O(11)LiTiNiSn trigonal pyramid. In the thirteenth O site, O(13) is bonded in a rectangular see-saw-like geometry to one Li(4), one Ti(3), one Ni(2), and one Ni(3) atom. In the fourteenth O site, O(14) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ti(1), one Ni(1), and one Sn(2) atom. In the fifteenth O site, O(15) is bonded to one Li(1), one Ni(2), one Ni(3), and one Sn(2) atom to form distorted OLiNi2Sn tetrahedra that share  a cornercorner with one O(12)LiTiNiSn tetrahedra, corners with two equivalent O(5)LiTiNi2 tetrahedra,  a cornercorner with one O(11)LiTiNiSn trigonal pyramid,  an edgeedge with one O(12)LiTiNiSn tetrahedra, and  an edgeedge with one O(11)LiTiNiSn trigonal pyramid. In the sixteenth O site, O(16) is bonded in a rectangular see-saw-like geometry to one Li(2), one Ti(2), one Ni(1), and one Sn(2) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Li4Ti3Ni3(SnO8)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.919
_cell_length_b   5.955
_cell_length_c   9.758
_cell_angle_alpha   89.604
_cell_angle_beta   89.494
_cell_angle_gamma   60.308
_symmetry_Int_Tables_number   1
_cell_volume   298.763
_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  0.667  0.668  0.893  1.0
  Li  Li1  1  0.013  0.997  0.993  1.0
  Li  Li2  1  0.003  0.000  0.494  1.0
  Li  Li3  1  0.335  0.328  0.399  1.0
  Ti  Ti4  1  0.824  0.340  0.216  1.0
  Ti  Ti5  1  0.830  0.830  0.214  1.0
  Ti  Ti6  1  0.661  0.163  0.715  1.0
  Ni  Ni7  1  0.343  0.829  0.213  1.0
  Ni  Ni8  1  0.171  0.169  0.711  1.0
  Ni  Ni9  1  0.171  0.659  0.715  1.0
  Sn  Sn10  1  0.659  0.670  0.494  1.0
  Sn  Sn11  1  0.320  0.340  0.988  1.0
  O  O12  1  0.820  0.325  0.598  1.0
  O  O13  1  0.967  0.517  0.335  1.0
  O  O14  1  0.691  0.655  0.103  1.0
  O  O15  1  0.988  0.006  0.307  1.0
  O  O16  1  0.996  0.025  0.807  1.0
  O  O17  1  0.845  0.833  0.606  1.0
  O  O18  1  0.529  0.504  0.342  1.0
  O  O19  1  0.533  0.962  0.343  1.0
  O  O20  1  0.668  0.168  0.103  1.0
  O  O21  1  0.313  0.844  0.604  1.0
  O  O22  1  0.504  0.034  0.844  1.0
  O  O23  1  0.472  0.493  0.834  1.0
  O  O24  1  0.344  0.307  0.607  1.0
  O  O25  1  0.150  0.173  0.101  1.0
  O  O26  1  0.036  0.481  0.829  1.0
  O  O27  1  0.150  0.680  0.099  1.0
[/CIF]
.