Li4Cr3Fe3(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 Cr(1)O6 octahedra,  a cornercorner with one Cr(2)O6 octahedra,  a cornercorner with one Fe(1)O6 octahedra, corners with two equivalent Cr(3)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, and corners with three equivalent Sn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-62°. In the second Li site, Li(2) is bonded to one O(14), one O(16), one O(5), and one O(9) atom to form distorted LiO4 trigonal pyramids that share  a cornercorner with one Cr(3)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(3)O6 octahedra, corners with three equivalent Sn(2)O6 octahedra,  an edgeedge with one Cr(1)O6 octahedra,  an edgeedge with one Cr(2)O6 octahedra, and  an edgeedge with one Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 61-65°. 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 Cr(3)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(3)O6 octahedra, corners with two equivalent Cr(1)O6 octahedra, corners with two equivalent Cr(2)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, and corners with three equivalent Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-62°. There are three inequivalent Cr sites. In the first Cr site, Cr(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 CrO6 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 Cr(2)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, and  an edgeedge with one Li(2)O4 trigonal pyramid. The corner-sharing octahedral tilt angles range from 53-54°. In the second Cr site, Cr(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 CrO6 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 Cr(1)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, and  an edgeedge with one Li(2)O4 trigonal pyramid. The corner-sharing octahedral tilt angles range from 52-53°. In the third Cr site, Cr(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 CrO6 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,  a cornercorner with one Li(2)O4 trigonal pyramid,  an edgeedge with one Sn(2)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and edges with two equivalent Fe(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-53°. There are three inequivalent Fe sites. In the first Fe site, Fe(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 FeO6 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 Cr(1)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, and  an edgeedge with one Li(2)O4 trigonal pyramid. The corner-sharing octahedral tilt angles range from 52-53°. In the second Fe site, Fe(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 FeO6 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,  a cornercorner with one Li(2)O4 trigonal pyramid,  an edgeedge with one Sn(2)O6 octahedra, edges with two equivalent Cr(3)O6 octahedra, and edges with two equivalent Fe(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-53°. In the third Fe site, Fe(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 FeO6 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,  a cornercorner with one Li(2)O4 trigonal pyramid,  an edgeedge with one Sn(2)O6 octahedra, edges with two equivalent Cr(3)O6 octahedra, and edges with two equivalent Fe(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-54°. 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 Cr(3)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, corners with three equivalent Li(4)O4 tetrahedra,  an edgeedge with one Cr(1)O6 octahedra,  an edgeedge with one Cr(2)O6 octahedra, and  an edgeedge with one Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-54°. 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 Cr(1)O6 octahedra, corners with two equivalent Cr(2)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 trigonal pyramids,  an edgeedge with one Cr(3)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra, and  an edgeedge with one Fe(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-54°. 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 Cr(3), one Fe(2), and one Sn(1) atom. In the second O site, O(2) is bonded to one Li(4), one Cr(1), one Cr(2), and one Sn(1) atom to form distorted OLiCr2Sn tetrahedra that share  a cornercorner with one O(7)LiCrFeSn tetrahedra, corners with two equivalent O(4)LiCr2Fe tetrahedra,  a cornercorner with one O(8)LiCrFeSn trigonal pyramid,  an edgeedge with one O(7)LiCrFeSn tetrahedra, and  an edgeedge with one O(8)LiCrFeSn trigonal pyramid. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to one Li(1), one Cr(1), one Cr(2), and one Fe(1) atom. In the fourth O site, O(4) is bonded to one Li(3), one Cr(1), one Cr(2), and one Fe(1) atom to form OLiCr2Fe tetrahedra that share corners with two equivalent O(2)LiCr2Sn tetrahedra, corners with two equivalent O(7)LiCrFeSn tetrahedra, and corners with two equivalent O(8)LiCrFeSn trigonal pyramids. In the fifth O site, O(5) is bonded to one Li(2), one Cr(3), one Fe(2), and one Fe(3) atom to form OLiCrFe2 tetrahedra that share corners with two equivalent O(15)LiFe2Sn tetrahedra, corners with two equivalent O(11)LiCrFeSn trigonal pyramids, and corners with two equivalent O(12)LiCrFeSn trigonal pyramids. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(3), one Cr(3), one Fe(3), and one Sn(1) atom. In the seventh O site, O(7) is bonded to one Li(4), one Cr(1), one Fe(1), and one Sn(1) atom to form distorted OLiCrFeSn tetrahedra that share  a cornercorner with one O(2)LiCr2Sn tetrahedra, corners with two equivalent O(4)LiCr2Fe tetrahedra,  a cornercorner with one O(8)LiCrFeSn trigonal pyramid,  an edgeedge with one O(2)LiCr2Sn tetrahedra, and  an edgeedge with one O(8)LiCrFeSn trigonal pyramid. In the eighth O site, O(8) is bonded to one Li(4), one Cr(2), one Fe(1), and one Sn(1) atom to form distorted OLiCrFeSn trigonal pyramids that share  a cornercorner with one O(2)LiCr2Sn tetrahedra,  a cornercorner with one O(7)LiCrFeSn tetrahedra, corners with two equivalent O(4)LiCr2Fe tetrahedra,  an edgeedge with one O(2)LiCr2Sn tetrahedra, and  an edgeedge with one O(7)LiCrFeSn tetrahedra. In the ninth O site, O(9) is bonded in a rectangular see-saw-like geometry to one Li(2), one Cr(1), one Cr(2), and one Sn(2) atom. In the tenth O site, O(10) is bonded in a rectangular see-saw-like geometry to one Li(3), one Fe(2), one Fe(3), and one Sn(1) atom. In the eleventh O site, O(11) is bonded to one Li(1), one Cr(3), one Fe(2), and one Sn(2) atom to form distorted OLiCrFeSn trigonal pyramids that share  a cornercorner with one O(15)LiFe2Sn tetrahedra, corners with two equivalent O(5)LiCrFe2 tetrahedra,  a cornercorner with one O(12)LiCrFeSn trigonal pyramid,  an edgeedge with one O(15)LiFe2Sn tetrahedra, and  an edgeedge with one O(12)LiCrFeSn trigonal pyramid. In the twelfth O site, O(12) is bonded to one Li(1), one Cr(3), one Fe(3), and one Sn(2) atom to form distorted OLiCrFeSn trigonal pyramids that share  a cornercorner with one O(15)LiFe2Sn tetrahedra, corners with two equivalent O(5)LiCrFe2 tetrahedra,  a cornercorner with one O(11)LiCrFeSn trigonal pyramid,  an edgeedge with one O(15)LiFe2Sn tetrahedra, and  an edgeedge with one O(11)LiCrFeSn trigonal pyramid. In the thirteenth O site, O(13) is bonded in a rectangular see-saw-like geometry to one Li(4), one Cr(3), one Fe(2), and one Fe(3) atom. In the fourteenth O site, O(14) is bonded in a rectangular see-saw-like geometry to one Li(2), one Cr(1), one Fe(1), and one Sn(2) atom. In the fifteenth O site, O(15) is bonded to one Li(1), one Fe(2), one Fe(3), and one Sn(2) atom to form distorted OLiFe2Sn tetrahedra that share corners with two equivalent O(5)LiCrFe2 tetrahedra,  a cornercorner with one O(11)LiCrFeSn trigonal pyramid,  a cornercorner with one O(12)LiCrFeSn trigonal pyramid,  an edgeedge with one O(11)LiCrFeSn trigonal pyramid, and  an edgeedge with one O(12)LiCrFeSn trigonal pyramid. In the sixteenth O site, O(16) is bonded in a rectangular see-saw-like geometry to one Li(2), one Cr(2), one Fe(1), and one Sn(2) atom.
Li4Cr3Fe3(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 Cr(1)O6 octahedra,  a cornercorner with one Cr(2)O6 octahedra,  a cornercorner with one Fe(1)O6 octahedra, corners with two equivalent Cr(3)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, and corners with three equivalent Sn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-62°. The Li(1)-O(11) bond length is 1.98 Å. The Li(1)-O(12) bond length is 2.01 Å. The Li(1)-O(15) bond length is 1.97 Å. The Li(1)-O(3) bond length is 2.07 Å. In the second Li site, Li(2) is bonded to one O(14), one O(16), one O(5), and one O(9) atom to form distorted LiO4 trigonal pyramids that share  a cornercorner with one Cr(3)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(3)O6 octahedra, corners with three equivalent Sn(2)O6 octahedra,  an edgeedge with one Cr(1)O6 octahedra,  an edgeedge with one Cr(2)O6 octahedra, and  an edgeedge with one Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 61-65°. The Li(2)-O(14) bond length is 1.96 Å. The Li(2)-O(16) bond length is 1.97 Å. The Li(2)-O(5) bond length is 1.83 Å. The Li(2)-O(9) bond length is 1.95 Å. 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. The Li(3)-O(1) bond length is 1.96 Å. The Li(3)-O(10) bond length is 1.96 Å. The Li(3)-O(4) bond length is 1.82 Å. The Li(3)-O(6) bond length is 1.96 Å. 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 Cr(3)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(3)O6 octahedra, corners with two equivalent Cr(1)O6 octahedra, corners with two equivalent Cr(2)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, and corners with three equivalent Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-62°. The Li(4)-O(13) bond length is 2.08 Å. The Li(4)-O(2) bond length is 1.99 Å. The Li(4)-O(7) bond length is 1.97 Å. The Li(4)-O(8) bond length is 2.00 Å. There are three inequivalent Cr sites. In the first Cr site, Cr(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 CrO6 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 Cr(2)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, and  an edgeedge with one Li(2)O4 trigonal pyramid. The corner-sharing octahedral tilt angles range from 53-54°. The Cr(1)-O(14) bond length is 2.05 Å. The Cr(1)-O(2) bond length is 2.04 Å. The Cr(1)-O(3) bond length is 2.02 Å. The Cr(1)-O(4) bond length is 2.00 Å. The Cr(1)-O(7) bond length is 2.03 Å. The Cr(1)-O(9) bond length is 2.05 Å. In the second Cr site, Cr(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 CrO6 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 Cr(1)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, and  an edgeedge with one Li(2)O4 trigonal pyramid. The corner-sharing octahedral tilt angles range from 52-53°. The Cr(2)-O(16) bond length is 2.07 Å. The Cr(2)-O(2) bond length is 2.01 Å. The Cr(2)-O(3) bond length is 1.91 Å. The Cr(2)-O(4) bond length is 1.91 Å. The Cr(2)-O(8) bond length is 1.92 Å. The Cr(2)-O(9) bond length is 2.04 Å. In the third Cr site, Cr(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 CrO6 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,  a cornercorner with one Li(2)O4 trigonal pyramid,  an edgeedge with one Sn(2)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and edges with two equivalent Fe(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-53°. The Cr(3)-O(1) bond length is 2.05 Å. The Cr(3)-O(11) bond length is 2.00 Å. The Cr(3)-O(12) bond length is 1.92 Å. The Cr(3)-O(13) bond length is 1.91 Å. The Cr(3)-O(5) bond length is 1.92 Å. The Cr(3)-O(6) bond length is 2.06 Å. There are three inequivalent Fe sites. In the first Fe site, Fe(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 FeO6 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 Cr(1)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, and  an edgeedge with one Li(2)O4 trigonal pyramid. The corner-sharing octahedral tilt angles range from 52-53°. The Fe(1)-O(14) bond length is 2.02 Å. The Fe(1)-O(16) bond length is 2.04 Å. The Fe(1)-O(3) bond length is 2.04 Å. The Fe(1)-O(4) bond length is 2.01 Å. The Fe(1)-O(7) bond length is 2.02 Å. The Fe(1)-O(8) bond length is 2.09 Å. In the second Fe site, Fe(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 FeO6 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,  a cornercorner with one Li(2)O4 trigonal pyramid,  an edgeedge with one Sn(2)O6 octahedra, edges with two equivalent Cr(3)O6 octahedra, and edges with two equivalent Fe(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-53°. The Fe(2)-O(1) bond length is 2.06 Å. The Fe(2)-O(10) bond length is 2.06 Å. The Fe(2)-O(11) bond length is 2.05 Å. The Fe(2)-O(13) bond length is 2.02 Å. The Fe(2)-O(15) bond length is 2.04 Å. The Fe(2)-O(5) bond length is 2.01 Å. In the third Fe site, Fe(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 FeO6 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,  a cornercorner with one Li(2)O4 trigonal pyramid,  an edgeedge with one Sn(2)O6 octahedra, edges with two equivalent Cr(3)O6 octahedra, and edges with two equivalent Fe(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-54°. The Fe(3)-O(10) bond length is 2.03 Å. The Fe(3)-O(12) bond length is 2.12 Å. The Fe(3)-O(13) bond length is 2.04 Å. The Fe(3)-O(15) bond length is 2.00 Å. The Fe(3)-O(5) bond length is 2.00 Å. The Fe(3)-O(6) bond length is 2.05 Å. 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 Cr(3)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra, corners with three equivalent Li(4)O4 tetrahedra,  an edgeedge with one Cr(1)O6 octahedra,  an edgeedge with one Cr(2)O6 octahedra, and  an edgeedge with one Fe(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-54°. The Sn(1)-O(1) bond length is 2.07 Å. The Sn(1)-O(10) bond length is 2.07 Å. The Sn(1)-O(2) bond length is 2.15 Å. The Sn(1)-O(6) bond length is 2.09 Å. The Sn(1)-O(7) bond length is 2.14 Å. The Sn(1)-O(8) bond length is 2.19 Å. 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 Cr(1)O6 octahedra, corners with two equivalent Cr(2)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 trigonal pyramids,  an edgeedge with one Cr(3)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra, and  an edgeedge with one Fe(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-54°. The Sn(2)-O(11) bond length is 2.14 Å. The Sn(2)-O(12) bond length is 2.19 Å. The Sn(2)-O(14) bond length is 2.07 Å. The Sn(2)-O(15) bond length is 2.15 Å. The Sn(2)-O(16) bond length is 2.08 Å. The Sn(2)-O(9) bond length is 2.08 Å. 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 Cr(3), one Fe(2), and one Sn(1) atom. In the second O site, O(2) is bonded to one Li(4), one Cr(1), one Cr(2), and one Sn(1) atom to form distorted OLiCr2Sn tetrahedra that share  a cornercorner with one O(7)LiCrFeSn tetrahedra, corners with two equivalent O(4)LiCr2Fe tetrahedra,  a cornercorner with one O(8)LiCrFeSn trigonal pyramid,  an edgeedge with one O(7)LiCrFeSn tetrahedra, and  an edgeedge with one O(8)LiCrFeSn trigonal pyramid. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to one Li(1), one Cr(1), one Cr(2), and one Fe(1) atom. In the fourth O site, O(4) is bonded to one Li(3), one Cr(1), one Cr(2), and one Fe(1) atom to form OLiCr2Fe tetrahedra that share corners with two equivalent O(2)LiCr2Sn tetrahedra, corners with two equivalent O(7)LiCrFeSn tetrahedra, and corners with two equivalent O(8)LiCrFeSn trigonal pyramids. In the fifth O site, O(5) is bonded to one Li(2), one Cr(3), one Fe(2), and one Fe(3) atom to form OLiCrFe2 tetrahedra that share corners with two equivalent O(15)LiFe2Sn tetrahedra, corners with two equivalent O(11)LiCrFeSn trigonal pyramids, and corners with two equivalent O(12)LiCrFeSn trigonal pyramids. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(3), one Cr(3), one Fe(3), and one Sn(1) atom. In the seventh O site, O(7) is bonded to one Li(4), one Cr(1), one Fe(1), and one Sn(1) atom to form distorted OLiCrFeSn tetrahedra that share  a cornercorner with one O(2)LiCr2Sn tetrahedra, corners with two equivalent O(4)LiCr2Fe tetrahedra,  a cornercorner with one O(8)LiCrFeSn trigonal pyramid,  an edgeedge with one O(2)LiCr2Sn tetrahedra, and  an edgeedge with one O(8)LiCrFeSn trigonal pyramid. In the eighth O site, O(8) is bonded to one Li(4), one Cr(2), one Fe(1), and one Sn(1) atom to form distorted OLiCrFeSn trigonal pyramids that share  a cornercorner with one O(2)LiCr2Sn tetrahedra,  a cornercorner with one O(7)LiCrFeSn tetrahedra, corners with two equivalent O(4)LiCr2Fe tetrahedra,  an edgeedge with one O(2)LiCr2Sn tetrahedra, and  an edgeedge with one O(7)LiCrFeSn tetrahedra. In the ninth O site, O(9) is bonded in a rectangular see-saw-like geometry to one Li(2), one Cr(1), one Cr(2), and one Sn(2) atom. In the tenth O site, O(10) is bonded in a rectangular see-saw-like geometry to one Li(3), one Fe(2), one Fe(3), and one Sn(1) atom. In the eleventh O site, O(11) is bonded to one Li(1), one Cr(3), one Fe(2), and one Sn(2) atom to form distorted OLiCrFeSn trigonal pyramids that share  a cornercorner with one O(15)LiFe2Sn tetrahedra, corners with two equivalent O(5)LiCrFe2 tetrahedra,  a cornercorner with one O(12)LiCrFeSn trigonal pyramid,  an edgeedge with one O(15)LiFe2Sn tetrahedra, and  an edgeedge with one O(12)LiCrFeSn trigonal pyramid. In the twelfth O site, O(12) is bonded to one Li(1), one Cr(3), one Fe(3), and one Sn(2) atom to form distorted OLiCrFeSn trigonal pyramids that share  a cornercorner with one O(15)LiFe2Sn tetrahedra, corners with two equivalent O(5)LiCrFe2 tetrahedra,  a cornercorner with one O(11)LiCrFeSn trigonal pyramid,  an edgeedge with one O(15)LiFe2Sn tetrahedra, and  an edgeedge with one O(11)LiCrFeSn trigonal pyramid. In the thirteenth O site, O(13) is bonded in a rectangular see-saw-like geometry to one Li(4), one Cr(3), one Fe(2), and one Fe(3) atom. In the fourteenth O site, O(14) is bonded in a rectangular see-saw-like geometry to one Li(2), one Cr(1), one Fe(1), and one Sn(2) atom. In the fifteenth O site, O(15) is bonded to one Li(1), one Fe(2), one Fe(3), and one Sn(2) atom to form distorted OLiFe2Sn tetrahedra that share corners with two equivalent O(5)LiCrFe2 tetrahedra,  a cornercorner with one O(11)LiCrFeSn trigonal pyramid,  a cornercorner with one O(12)LiCrFeSn trigonal pyramid,  an edgeedge with one O(11)LiCrFeSn trigonal pyramid, and  an edgeedge with one O(12)LiCrFeSn trigonal pyramid. In the sixteenth O site, O(16) is bonded in a rectangular see-saw-like geometry to one Li(2), one Cr(2), one Fe(1), and one Sn(2) atom.