Li2Mn3SnO8 is Spinel-derived structured and crystallizes in the triclinic P-1 space group. There are two inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(4), one O(6), and one O(7) atom to form LiO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(3)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(5)O6 octahedra, corners with three equivalent Mn(4)O6 octahedra, and corners with three equivalent Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-63°. In the second Li site, Li(2) is bonded to one O(2), one O(3), one O(5), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(5)O6 octahedra, corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, corners with three equivalent Mn(4)O6 octahedra, and corners with three equivalent Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 46-66°. There are five inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(8) atoms to form MnO6 octahedra that share corners with two equivalent Li(1)O4 tetrahedra, corners with four equivalent Li(2)O4 tetrahedra, edges with two equivalent Mn(3)O6 octahedra, edges with two equivalent Mn(4)O6 octahedra, and edges with two equivalent Sn(1)O6 octahedra. In the second Mn site, Mn(2) is bonded to two equivalent O(1), two equivalent O(5), and two equivalent O(7) atoms to form MnO6 octahedra that share corners with two equivalent Li(2)O4 tetrahedra, corners with four equivalent Li(1)O4 tetrahedra, edges with two equivalent Mn(4)O6 octahedra, edges with two equivalent Mn(5)O6 octahedra, and edges with two equivalent Sn(1)O6 octahedra. In the third Mn site, Mn(3) is bonded to two equivalent O(2), two equivalent O(6), and two equivalent O(8) atoms to form MnO6 octahedra that share corners with two equivalent Li(1)O4 tetrahedra, corners with four equivalent Li(2)O4 tetrahedra, edges with two equivalent Mn(1)O6 octahedra, edges with two equivalent Mn(4)O6 octahedra, and edges with two equivalent Sn(1)O6 octahedra. In the fourth Mn site, Mn(4) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form MnO6 octahedra that share corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 tetrahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Mn(2)O6 octahedra,  an edgeedge with one Mn(3)O6 octahedra,  an edgeedge with one Mn(5)O6 octahedra, and edges with two equivalent Sn(1)O6 octahedra. In the fifth Mn site, Mn(5) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(7) atoms to form MnO6 octahedra that share corners with two equivalent Li(2)O4 tetrahedra, corners with four equivalent Li(1)O4 tetrahedra, edges with two equivalent Mn(2)O6 octahedra, edges with two equivalent Mn(4)O6 octahedra, and edges with two equivalent Sn(1)O6 octahedra. Sn(1) is bonded to one O(3), one O(4), one O(5), one O(6), one O(7), and one O(8) atom to form SnO6 octahedra that share corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 tetrahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Mn(2)O6 octahedra,  an edgeedge with one Mn(3)O6 octahedra,  an edgeedge with one Mn(5)O6 octahedra, and edges with two equivalent Mn(4)O6 octahedra. There are eight inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Mn(2), one Mn(4), and one Mn(5) atom to form distorted OLiMn3 tetrahedra that share  a cornercorner with one O(2)LiMn3 tetrahedra, corners with two equivalent O(1)LiMn3 tetrahedra, and corners with two equivalent O(6)LiMn2Sn trigonal pyramids. In the second O site, O(2) is bonded to one Li(2), one Mn(1), one Mn(3), and one Mn(4) atom to form distorted OLiMn3 tetrahedra that share  a cornercorner with one O(1)LiMn3 tetrahedra, corners with two equivalent O(2)LiMn3 tetrahedra,  a cornercorner with one O(6)LiMn2Sn trigonal pyramid, and  an edgeedge with one O(6)LiMn2Sn trigonal pyramid. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to one Li(2), one Mn(4), one Mn(5), and one Sn(1) atom. In the fourth O site, O(4) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Mn(1), one Mn(4), and one Sn(1) atom. In the fifth O site, O(5) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Mn(2), one Mn(4), and one Sn(1) atom. In the sixth O site, O(6) is bonded to one Li(1), one Mn(3), one Mn(4), and one Sn(1) atom to form distorted OLiMn2Sn trigonal pyramids that share  a cornercorner with one O(2)LiMn3 tetrahedra, corners with two equivalent O(1)LiMn3 tetrahedra,  a cornercorner with one O(6)LiMn2Sn trigonal pyramid, and  an edgeedge with one O(2)LiMn3 tetrahedra. In the seventh O site, O(7) is bonded in a rectangular see-saw-like geometry to one Li(1), one Mn(2), one Mn(5), and one Sn(1) atom. In the eighth O site, O(8) is bonded in a rectangular see-saw-like geometry to one Li(2), one Mn(1), one Mn(3), and one Sn(1) atom.
Li2Mn3SnO8 is Spinel-derived structured and crystallizes in the triclinic P-1 space group. There are two inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(4), one O(6), and one O(7) atom to form LiO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(3)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(5)O6 octahedra, corners with three equivalent Mn(4)O6 octahedra, and corners with three equivalent Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-63°. The Li(1)-O(1) bond length is 2.27 Å. The Li(1)-O(4) bond length is 1.97 Å. The Li(1)-O(6) bond length is 1.99 Å. The Li(1)-O(7) bond length is 2.00 Å. In the second Li site, Li(2) is bonded to one O(2), one O(3), one O(5), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(5)O6 octahedra, corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, corners with three equivalent Mn(4)O6 octahedra, and corners with three equivalent Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 46-66°. The Li(2)-O(2) bond length is 2.21 Å. The Li(2)-O(3) bond length is 1.93 Å. The Li(2)-O(5) bond length is 2.04 Å. The Li(2)-O(8) bond length is 2.01 Å. There are five inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to two equivalent O(2), two equivalent O(4), and two equivalent O(8) atoms to form MnO6 octahedra that share corners with two equivalent Li(1)O4 tetrahedra, corners with four equivalent Li(2)O4 tetrahedra, edges with two equivalent Mn(3)O6 octahedra, edges with two equivalent Mn(4)O6 octahedra, and edges with two equivalent Sn(1)O6 octahedra. Both Mn(1)-O(2) bond lengths are 2.03 Å. Both Mn(1)-O(4) bond lengths are 1.96 Å. Both Mn(1)-O(8) bond lengths are 2.21 Å. In the second Mn site, Mn(2) is bonded to two equivalent O(1), two equivalent O(5), and two equivalent O(7) atoms to form MnO6 octahedra that share corners with two equivalent Li(2)O4 tetrahedra, corners with four equivalent Li(1)O4 tetrahedra, edges with two equivalent Mn(4)O6 octahedra, edges with two equivalent Mn(5)O6 octahedra, and edges with two equivalent Sn(1)O6 octahedra. Both Mn(2)-O(1) bond lengths are 1.98 Å. Both Mn(2)-O(5) bond lengths are 2.04 Å. Both Mn(2)-O(7) bond lengths are 2.21 Å. In the third Mn site, Mn(3) is bonded to two equivalent O(2), two equivalent O(6), and two equivalent O(8) atoms to form MnO6 octahedra that share corners with two equivalent Li(1)O4 tetrahedra, corners with four equivalent Li(2)O4 tetrahedra, edges with two equivalent Mn(1)O6 octahedra, edges with two equivalent Mn(4)O6 octahedra, and edges with two equivalent Sn(1)O6 octahedra. Both Mn(3)-O(2) bond lengths are 1.96 Å. Both Mn(3)-O(6) bond lengths are 1.96 Å. Both Mn(3)-O(8) bond lengths are 1.95 Å. In the fourth Mn site, Mn(4) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form MnO6 octahedra that share corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 tetrahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Mn(2)O6 octahedra,  an edgeedge with one Mn(3)O6 octahedra,  an edgeedge with one Mn(5)O6 octahedra, and edges with two equivalent Sn(1)O6 octahedra. The Mn(4)-O(1) bond length is 2.00 Å. The Mn(4)-O(2) bond length is 1.98 Å. The Mn(4)-O(3) bond length is 2.23 Å. The Mn(4)-O(4) bond length is 2.23 Å. The Mn(4)-O(5) bond length is 1.98 Å. The Mn(4)-O(6) bond length is 1.99 Å. In the fifth Mn site, Mn(5) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(7) atoms to form MnO6 octahedra that share corners with two equivalent Li(2)O4 tetrahedra, corners with four equivalent Li(1)O4 tetrahedra, edges with two equivalent Mn(2)O6 octahedra, edges with two equivalent Mn(4)O6 octahedra, and edges with two equivalent Sn(1)O6 octahedra. Both Mn(5)-O(1) bond lengths are 1.99 Å. Both Mn(5)-O(3) bond lengths are 1.92 Å. Both Mn(5)-O(7) bond lengths are 1.96 Å. Sn(1) is bonded to one O(3), one O(4), one O(5), one O(6), one O(7), and one O(8) atom to form SnO6 octahedra that share corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 tetrahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Mn(2)O6 octahedra,  an edgeedge with one Mn(3)O6 octahedra,  an edgeedge with one Mn(5)O6 octahedra, and edges with two equivalent Mn(4)O6 octahedra. The Sn(1)-O(3) bond length is 2.08 Å. The Sn(1)-O(4) bond length is 2.07 Å. The Sn(1)-O(5) bond length is 2.12 Å. The Sn(1)-O(6) bond length is 2.14 Å. The Sn(1)-O(7) bond length is 2.09 Å. The Sn(1)-O(8) bond length is 2.08 Å. There are eight inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Mn(2), one Mn(4), and one Mn(5) atom to form distorted OLiMn3 tetrahedra that share  a cornercorner with one O(2)LiMn3 tetrahedra, corners with two equivalent O(1)LiMn3 tetrahedra, and corners with two equivalent O(6)LiMn2Sn trigonal pyramids. In the second O site, O(2) is bonded to one Li(2), one Mn(1), one Mn(3), and one Mn(4) atom to form distorted OLiMn3 tetrahedra that share  a cornercorner with one O(1)LiMn3 tetrahedra, corners with two equivalent O(2)LiMn3 tetrahedra,  a cornercorner with one O(6)LiMn2Sn trigonal pyramid, and  an edgeedge with one O(6)LiMn2Sn trigonal pyramid. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to one Li(2), one Mn(4), one Mn(5), and one Sn(1) atom. In the fourth O site, O(4) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Mn(1), one Mn(4), and one Sn(1) atom. In the fifth O site, O(5) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Mn(2), one Mn(4), and one Sn(1) atom. In the sixth O site, O(6) is bonded to one Li(1), one Mn(3), one Mn(4), and one Sn(1) atom to form distorted OLiMn2Sn trigonal pyramids that share  a cornercorner with one O(2)LiMn3 tetrahedra, corners with two equivalent O(1)LiMn3 tetrahedra,  a cornercorner with one O(6)LiMn2Sn trigonal pyramid, and  an edgeedge with one O(2)LiMn3 tetrahedra. In the seventh O site, O(7) is bonded in a rectangular see-saw-like geometry to one Li(1), one Mn(2), one Mn(5), and one Sn(1) atom. In the eighth O site, O(8) is bonded in a rectangular see-saw-like geometry to one Li(2), one Mn(1), one Mn(3), and one Sn(1) atom.