The structure described by Li4Fe3Sn3(SbO8)2 is Spinel-derived structured and crystallizes in the triclinic P1 space group. There are eight inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(15), one O(25), one O(28), and one O(4) atom to form LiO4 tetrahedra that share  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(5)O6 octahedra,  a cornercorner with one Fe(6)O6 octahedra,  a cornercorner with one Sn(1)O6 octahedra,  a cornercorner with one Sn(2)O6 octahedra,  a cornercorner with one Sn(4)O6 octahedra,  a cornercorner with one Sn(6)O6 octahedra,  a cornercorner with one Sb(4)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, and corners with two equivalent Sb(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 49-64°. In the second Li site, Li(2) is bonded to one O(16), one O(26), one O(27), and one O(3) atom to form LiO4 tetrahedra that share  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Fe(6)O6 octahedra,  a cornercorner with one Sn(1)O6 octahedra,  a cornercorner with one Sn(2)O6 octahedra,  a cornercorner with one Sn(3)O6 octahedra,  a cornercorner with one Sn(5)O6 octahedra,  a cornercorner with one Sb(3)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, and corners with two equivalent Sb(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-65°. In the third Li site, Li(3) is bonded in a distorted rectangular see-saw-like geometry to one O(30), one O(31), one O(8), and one O(9) atom. In the fourth Li site, Li(4) is bonded in a distorted rectangular see-saw-like geometry to one O(10), one O(29), one O(32), and one O(7) atom. In the fifth Li site, Li(5) is bonded to one O(11), one O(17), one O(20), and one O(6) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Sn(3)O6 octahedra,  a cornercorner with one Sn(6)O6 octahedra,  a cornercorner with one Sb(2)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(6)O6 octahedra, and  an edgeedge with one Sn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-66°. In the sixth Li site, Li(6) is bonded to one O(12), one O(18), one O(19), and one O(5) atom to form LiO4 tetrahedra that share  a cornercorner with one Fe(5)O6 octahedra,  a cornercorner with one Sn(4)O6 octahedra,  a cornercorner with one Sn(5)O6 octahedra,  a cornercorner with one Sb(1)O6 octahedra, corners with two equivalent Sb(2)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra, and  an edgeedge with one Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-66°. In the seventh Li site, Li(7) is bonded to one O(1), one O(13), one O(22), and one O(23) atom to form LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Fe(5)O6 octahedra,  a cornercorner with one Sn(1)O6 octahedra,  a cornercorner with one Sn(3)O6 octahedra,  a cornercorner with one Sn(4)O6 octahedra,  a cornercorner with one Sb(2)O6 octahedra, corners with two equivalent Sn(5)O6 octahedra, and corners with two equivalent Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 58-62°. In the eighth Li site, Li(8) is bonded to one O(14), one O(2), one O(21), and one O(24) atom to form LiO4 tetrahedra that share  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Fe(5)O6 octahedra,  a cornercorner with one Fe(6)O6 octahedra,  a cornercorner with one Sn(2)O6 octahedra,  a cornercorner with one Sn(3)O6 octahedra,  a cornercorner with one Sn(4)O6 octahedra,  a cornercorner with one Sb(1)O6 octahedra, corners with two equivalent Sn(6)O6 octahedra, and corners with two equivalent Sb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 57-63°. There are six inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(11), one O(13), one O(15), one O(17), one O(25), and one O(8) atom to form FeO6 octahedra that share corners with two equivalent Sb(1)O6 octahedra,  a cornercorner with one Li(7)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Fe(3)O6 octahedra,  an edgeedge with one Fe(6)O6 octahedra,  an edgeedge with one Sn(1)O6 octahedra,  an edgeedge with one Sn(2)O6 octahedra,  an edgeedge with one Sb(3)O6 octahedra, and  an edgeedge with one Li(5)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-55°. In the second Fe site, Fe(2) is bonded to one O(12), one O(14), one O(16), one O(18), one O(26), and one O(7) atom to form FeO6 octahedra that share corners with two equivalent Sb(2)O6 octahedra,  a cornercorner with one Li(8)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra,  an edgeedge with one Fe(3)O6 octahedra,  an edgeedge with one Fe(6)O6 octahedra,  an edgeedge with one Sn(1)O6 octahedra,  an edgeedge with one Sn(2)O6 octahedra,  an edgeedge with one Sb(4)O6 octahedra, and  an edgeedge with one Li(6)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 50-51°. In the third Fe site, Fe(3) is bonded to one O(12), one O(13), one O(15), one O(19), one O(27), and one O(7) atom to form FeO6 octahedra that share  a cornercorner with one Sb(1)O6 octahedra,  a cornercorner with one Sb(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Sb(3)O6 octahedra, edges with two equivalent Sn(1)O6 octahedra, and  an edgeedge with one Li(6)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 51-52°. In the fourth Fe site, Fe(4) is bonded to one O(21), one O(23), one O(29), one O(3), one O(32), and one O(6) atom to form FeO6 octahedra that share  a cornercorner with one Sb(3)O6 octahedra,  a cornercorner with one Sb(4)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  an edgeedge with one Sn(5)O6 octahedra,  an edgeedge with one Sn(6)O6 octahedra,  an edgeedge with one Sb(1)O6 octahedra, and edges with two equivalent Sn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-53°. In the fifth Fe site, Fe(5) is bonded to one O(22), one O(24), one O(30), one O(31), one O(4), and one O(5) atom to form FeO6 octahedra that share  a cornercorner with one Sb(3)O6 octahedra,  a cornercorner with one Sb(4)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  an edgeedge with one Sn(5)O6 octahedra,  an edgeedge with one Sn(6)O6 octahedra,  an edgeedge with one Sb(2)O6 octahedra, and edges with two equivalent Sn(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. In the sixth Fe site, Fe(6) is bonded to one O(11), one O(14), one O(16), one O(20), one O(28), and one O(8) atom to form FeO6 octahedra that share  a cornercorner with one Sb(1)O6 octahedra,  a cornercorner with one Sb(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Sb(4)O6 octahedra, edges with two equivalent Sn(2)O6 octahedra, and  an edgeedge with one Li(5)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 48-49°. There are six inequivalent Sn sites. In the first Sn site, Sn(1) is bonded to one O(13), one O(18), one O(19), one O(25), one O(27), and one O(7) atom to form SnO6 octahedra that share  a cornercorner with one Sb(1)O6 octahedra,  a cornercorner with one Sb(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Sb(3)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, and  an edgeedge with one Li(6)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 49-51°. In the second Sn site, Sn(2) is bonded to one O(14), one O(17), one O(20), one O(26), one O(28), and one O(8) atom to form SnO6 octahedra that share  a cornercorner with one Sb(1)O6 octahedra,  a cornercorner with one Sb(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Sb(4)O6 octahedra, edges with two equivalent Fe(6)O6 octahedra, and  an edgeedge with one Li(5)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-53°. In the third Sn site, Sn(3) is bonded to one O(1), one O(10), one O(21), one O(29), one O(3), and one O(6) atom to form SnO6 octahedra that share  a cornercorner with one Sb(3)O6 octahedra,  a cornercorner with one Sb(4)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  an edgeedge with one Sn(5)O6 octahedra,  an edgeedge with one Sn(6)O6 octahedra,  an edgeedge with one Sb(1)O6 octahedra, and edges with two equivalent Fe(4)O6 octahedra. The corner-sharing octahedral tilt angles are 51°. In the fourth Sn site, Sn(4) is bonded to one O(2), one O(22), one O(30), one O(4), one O(5), and one O(9) atom to form SnO6 octahedra that share  a cornercorner with one Sb(3)O6 octahedra,  a cornercorner with one Sb(4)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  an edgeedge with one Sn(5)O6 octahedra,  an edgeedge with one Sn(6)O6 octahedra,  an edgeedge with one Sb(2)O6 octahedra, and edges with two equivalent Fe(5)O6 octahedra. The corner-sharing octahedral tilt angles are 51°. In the fifth Sn site, Sn(5) is bonded to one O(1), one O(23), one O(3), one O(31), one O(5), and one O(9) atom to form SnO6 octahedra that share corners with two equivalent Sb(4)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra, corners with two equivalent Li(7)O4 tetrahedra,  an edgeedge with one Fe(4)O6 octahedra,  an edgeedge with one Fe(5)O6 octahedra,  an edgeedge with one Sn(3)O6 octahedra,  an edgeedge with one Sn(4)O6 octahedra, and  an edgeedge with one Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-52°. In the sixth Sn site, Sn(6) is bonded to one O(10), one O(2), one O(24), one O(32), one O(4), and one O(6) atom to form SnO6 octahedra that share corners with two equivalent Sb(3)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(5)O4 tetrahedra, corners with two equivalent Li(8)O4 tetrahedra,  an edgeedge with one Fe(4)O6 octahedra,  an edgeedge with one Fe(5)O6 octahedra,  an edgeedge with one Sn(3)O6 octahedra,  an edgeedge with one Sn(4)O6 octahedra, and  an edgeedge with one Sb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. There are four inequivalent Sb sites. In the first Sb site, Sb(1) is bonded to one O(1), one O(11), one O(17), one O(19), one O(21), and one O(23) atom to form SbO6 octahedra that share  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(6)O6 octahedra,  a cornercorner with one Sn(1)O6 octahedra,  a cornercorner with one Sn(2)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra,  a cornercorner with one Li(6)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra, corners with two equivalent Li(5)O4 tetrahedra, corners with two equivalent Li(7)O4 tetrahedra,  an edgeedge with one Fe(4)O6 octahedra,  an edgeedge with one Sn(3)O6 octahedra, and  an edgeedge with one Sn(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 48-55°. In the second Sb site, Sb(2) is bonded to one O(12), one O(18), one O(2), one O(20), one O(22), and one O(24) atom to form SbO6 octahedra that share  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(6)O6 octahedra,  a cornercorner with one Sn(1)O6 octahedra,  a cornercorner with one Sn(2)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra,  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra, corners with two equivalent Li(6)O4 tetrahedra, corners with two equivalent Li(8)O4 tetrahedra,  an edgeedge with one Fe(5)O6 octahedra,  an edgeedge with one Sn(4)O6 octahedra, and  an edgeedge with one Sn(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 49-53°. In the third Sb site, Sb(3) is bonded to one O(10), one O(15), one O(25), one O(27), one O(30), and one O(32) atom to form SbO6 octahedra that share  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Fe(5)O6 octahedra,  a cornercorner with one Sn(3)O6 octahedra,  a cornercorner with one Sn(4)O6 octahedra, corners with two equivalent Sn(6)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra, and  an edgeedge with one Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. In the fourth Sb site, Sb(4) is bonded to one O(16), one O(26), one O(28), one O(29), one O(31), and one O(9) atom to form SbO6 octahedra that share  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Fe(5)O6 octahedra,  a cornercorner with one Sn(3)O6 octahedra,  a cornercorner with one Sn(4)O6 octahedra, corners with two equivalent Sn(5)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Fe(6)O6 octahedra, and  an edgeedge with one Sn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-53°. There are thirty-two inequivalent O sites. In the first O site, O(1) is bonded to one Li(7), one Sn(3), one Sn(5), and one Sb(1) atom to form distorted OLiSn2Sb trigonal pyramids that share  a cornercorner with one O(5)LiFeSn2 tetrahedra,  a cornercorner with one O(6)LiFeSn2 tetrahedra,  a cornercorner with one O(22)LiFeSnSb tetrahedra,  a cornercorner with one O(23)LiFeSnSb tetrahedra,  a cornercorner with one O(13)LiFe2Sn trigonal pyramid,  an edgeedge with one O(23)LiFeSnSb tetrahedra,  an edgeedge with one O(3)LiFeSn2 trigonal pyramid, and  an edgeedge with one O(21)LiFeSnSb trigonal pyramid. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Li(8), one Sn(4), one Sn(6), and one Sb(2) atom. In the third O site, O(3) is bonded to one Li(2), one Fe(4), one Sn(3), and one Sn(5) atom to form distorted OLiFeSn2 trigonal pyramids that share  a cornercorner with one O(5)LiFeSn2 tetrahedra, corners with two equivalent O(6)LiFeSn2 tetrahedra,  a cornercorner with one O(16)LiFe2Sb trigonal pyramid,  an edgeedge with one O(23)LiFeSnSb tetrahedra,  an edgeedge with one O(21)LiFeSnSb trigonal pyramid, and  an edgeedge with one O(1)LiSn2Sb trigonal pyramid. In the fourth O site, O(4) is bonded to one Li(1), one Fe(5), one Sn(4), and one Sn(6) atom to form distorted OLiFeSn2 trigonal pyramids that share  a cornercorner with one O(6)LiFeSn2 tetrahedra, corners with two equivalent O(5)LiFeSn2 tetrahedra,  an edgeedge with one O(22)LiFeSnSb tetrahedra, and  an edgeedge with one O(24)LiFeSnSb trigonal pyramid. In the fifth O site, O(5) is bonded to one Li(6), one Fe(5), one Sn(4), and one Sn(5) atom to form distorted OLiFeSn2 tetrahedra that share  a cornercorner with one O(23)LiFeSnSb tetrahedra, corners with two equivalent O(22)LiFeSnSb tetrahedra,  a cornercorner with one O(3)LiFeSn2 trigonal pyramid,  a cornercorner with one O(24)LiFeSnSb trigonal pyramid,  a cornercorner with one O(1)LiSn2Sb trigonal pyramid, and corners with two equivalent O(4)LiFeSn2 trigonal pyramids. In the sixth O site, O(6) is bonded to one Li(5), one Fe(4), one Sn(3), and one Sn(6) atom to form distorted OLiFeSn2 tetrahedra that share  a cornercorner with one O(23)LiFeSnSb tetrahedra,  a cornercorner with one O(4)LiFeSn2 trigonal pyramid,  a cornercorner with one O(24)LiFeSnSb trigonal pyramid,  a cornercorner with one O(1)LiSn2Sb trigonal pyramid, corners with two equivalent O(3)LiFeSn2 trigonal pyramids, and corners with two equivalent O(21)LiFeSnSb trigonal pyramids. In the seventh O site, O(7) is bonded to one Li(4), one Fe(2), one Fe(3), and one Sn(1) atom to form OLiFe2Sn tetrahedra that share  a cornercorner with one O(16)LiFe2Sb trigonal pyramid and corners with two equivalent O(13)LiFe2Sn trigonal pyramids. In the eighth O site, O(8) is bonded to one Li(3), one Fe(1), one Fe(6), and one Sn(2) atom to form OLiFe2Sn tetrahedra that share  a cornercorner with one O(16)LiFe2Sb trigonal pyramid and  a cornercorner with one O(13)LiFe2Sn trigonal pyramid. In the ninth O site, O(9) is bonded in a rectangular see-saw-like geometry to one Li(3), one Sn(4), one Sn(5), and one Sb(4) atom. In the tenth O site, O(10) is bonded in a rectangular see-saw-like geometry to one Li(4), one Sn(3), one Sn(6), and one Sb(3) atom. In the eleventh O site, O(11) is bonded in a rectangular see-saw-like geometry to one Li(5), one Fe(1), one Fe(6), and one Sb(1) atom. In the twelfth O site, O(12) is bonded in a distorted rectangular see-saw-like geometry to one Li(6), one Fe(2), one Fe(3), and one Sb(2) atom. In the thirteenth O site, O(13) is bonded to one Li(7), one Fe(1), one Fe(3), and one Sn(1) atom to form distorted OLiFe2Sn trigonal pyramids that share  a cornercorner with one O(8)LiFe2Sn tetrahedra,  a cornercorner with one O(22)LiFeSnSb tetrahedra,  a cornercorner with one O(23)LiFeSnSb tetrahedra, corners with two equivalent O(7)LiFe2Sn tetrahedra, and  a cornercorner with one O(1)LiSn2Sb trigonal pyramid. In the fourteenth O site, O(14) is bonded in a distorted rectangular see-saw-like geometry to one Li(8), one Fe(2), one Fe(6), and one Sn(2) atom. In the fifteenth O site, O(15) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Fe(1), one Fe(3), and one Sb(3) atom. In the sixteenth O site, O(16) is bonded to one Li(2), one Fe(2), one Fe(6), and one Sb(4) atom to form distorted OLiFe2Sb trigonal pyramids that share  a cornercorner with one O(7)LiFe2Sn tetrahedra,  a cornercorner with one O(8)LiFe2Sn tetrahedra, and  a cornercorner with one O(3)LiFeSn2 trigonal pyramid. In the seventeenth O site, O(17) is bonded in a rectangular see-saw-like geometry to one Li(5), one Fe(1), one Sn(2), and one Sb(1) atom. In the eighteenth O site, O(18) is bonded in a rectangular see-saw-like geometry to one Li(6), one Fe(2), one Sn(1), and one Sb(2) atom. In the nineteenth O site, O(19) is bonded in a rectangular see-saw-like geometry to one Li(6), one Fe(3), one Sn(1), and one Sb(1) atom. In the twentieth O site, O(20) is bonded in a rectangular see-saw-like geometry to one Li(5), one Fe(6), one Sn(2), and one Sb(2) atom. In the twenty-first O site, O(21) is bonded to one Li(8), one Fe(4), one Sn(3), and one Sb(1) atom to form distorted OLiFeSnSb trigonal pyramids that share corners with two equivalent O(6)LiFeSn2 tetrahedra,  a cornercorner with one O(24)LiFeSnSb trigonal pyramid,  an edgeedge with one O(23)LiFeSnSb tetrahedra,  an edgeedge with one O(3)LiFeSn2 trigonal pyramid, and  an edgeedge with one O(1)LiSn2Sb trigonal pyramid. In the twenty-second O site, O(22) is bonded to one Li(7), one Fe(5), one Sn(4), and one Sb(2) atom to form distorted OLiFeSnSb tetrahedra that share  a cornercorner with one O(23)LiFeSnSb tetrahedra, corners with two equivalent O(5)LiFeSn2 tetrahedra,  a cornercorner with one O(13)LiFe2Sn trigonal pyramid,  a cornercorner with one O(1)LiSn2Sb trigonal pyramid,  an edgeedge with one O(4)LiFeSn2 trigonal pyramid, and  an edgeedge with one O(24)LiFeSnSb trigonal pyramid. In the twenty-third O site, O(23) is bonded to one Li(7), one Fe(4), one Sn(5), and one Sb(1) atom to form distorted OLiFeSnSb tetrahedra that share  a cornercorner with one O(5)LiFeSn2 tetrahedra,  a cornercorner with one O(6)LiFeSn2 tetrahedra,  a cornercorner with one O(22)LiFeSnSb tetrahedra,  a cornercorner with one O(13)LiFe2Sn trigonal pyramid,  a cornercorner with one O(1)LiSn2Sb trigonal pyramid,  an edgeedge with one O(3)LiFeSn2 trigonal pyramid,  an edgeedge with one O(21)LiFeSnSb trigonal pyramid, and  an edgeedge with one O(1)LiSn2Sb trigonal pyramid. In the twenty-fourth O site, O(24) is bonded to one Li(8), one Fe(5), one Sn(6), and one Sb(2) atom to form distorted OLiFeSnSb trigonal pyramids that share  a cornercorner with one O(5)LiFeSn2 tetrahedra,  a cornercorner with one O(6)LiFeSn2 tetrahedra,  a cornercorner with one O(21)LiFeSnSb trigonal pyramid,  an edgeedge with one O(22)LiFeSnSb tetrahedra, and  an edgeedge with one O(4)LiFeSn2 trigonal pyramid. In the twenty-fifth O site, O(25) is bonded in a rectangular see-saw-like geometry to one Li(1), one Fe(1), one Sn(1), and one Sb(3) atom. In the twenty-sixth O site, O(26) is bonded in a rectangular see-saw-like geometry to one Li(2), one Fe(2), one Sn(2), and one Sb(4) atom. In the twenty-seventh O site, O(27) is bonded in a rectangular see-saw-like geometry to one Li(2), one Fe(3), one Sn(1), and one Sb(3) atom. In the twenty-eighth O site, O(28) is bonded in a rectangular see-saw-like geometry to one Li(1), one Fe(6), one Sn(2), and one Sb(4) atom. In the twenty-ninth O site, O(29) is bonded in a rectangular see-saw-like geometry to one Li(4), one Fe(4), one Sn(3), and one Sb(4) atom. In the thirtieth O site, O(30) is bonded in a rectangular see-saw-like geometry to one Li(3), one Fe(5), one Sn(4), and one Sb(3) atom. In the thirty-first O site, O(31) is bonded in a rectangular see-saw-like geometry to one Li(3), one Fe(5), one Sn(5), and one Sb(4) atom. In the thirty-second O site, O(32) is bonded in a rectangular see-saw-like geometry to one Li(4), one Fe(4), one Sn(6), and one Sb(3) atom. is represented by the CIF file [CIF]
data_Li4Fe3Sn3(SbO8)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.214
_cell_length_b   6.221
_cell_length_c   9.954
_cell_angle_alpha   90.866
_cell_angle_beta   90.269
_cell_angle_gamma   60.161
_symmetry_Int_Tables_number   1
_cell_volume   333.753
_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
  Fe  Fe0  1  0.175  0.166  0.288  1.0
  Fe  Fe1  1  0.659  0.166  0.288  1.0
  Fe  Fe2  1  0.830  0.341  0.786  1.0
  Li  Li3  1  0.667  0.672  0.100  1.0
  Li  Li4  1  0.986  0.026  0.019  1.0
  Li  Li5  1  0.994  0.017  0.504  1.0
  Li  Li6  1  0.329  0.344  0.589  1.0
  O  O7  1  0.517  0.964  0.653  1.0
  O  O8  1  0.665  0.671  0.895  1.0
  O  O9  1  1.000  0.000  0.689  1.0
  O  O10  1  0.999  0.995  0.203  1.0
  O  O11  1  0.166  0.668  0.902  1.0
  O  O12  1  0.826  0.335  0.412  1.0
  O  O13  1  0.336  0.335  0.393  1.0
  O  O14  1  0.490  0.034  0.149  1.0
  O  O15  1  0.338  0.822  0.412  1.0
  O  O16  1  0.831  0.825  0.408  1.0
  O  O17  1  0.511  0.529  0.650  1.0
  O  O18  1  0.958  0.530  0.649  1.0
  O  O19  1  0.040  0.486  0.146  1.0
  O  O20  1  0.482  0.482  0.151  1.0
  O  O21  1  0.174  0.155  0.909  1.0
  O  O22  1  0.671  0.157  0.908  1.0
  Sb  Sb23  1  0.669  0.654  0.509  1.0
  Sb  Sb24  1  0.344  0.314  0.019  1.0
  Sn  Sn25  1  0.172  0.655  0.287  1.0
  Sn  Sn26  1  0.338  0.829  0.787  1.0
  Sn  Sn27  1  0.832  0.830  0.786  1.0
[/CIF]
.
The structure described by Li4Fe3Sn3(SbO8)2 is Spinel-derived structured and crystallizes in the triclinic P1 space group. There are eight inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(15), one O(25), one O(28), and one O(4) atom to form LiO4 tetrahedra that share  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(5)O6 octahedra,  a cornercorner with one Fe(6)O6 octahedra,  a cornercorner with one Sn(1)O6 octahedra,  a cornercorner with one Sn(2)O6 octahedra,  a cornercorner with one Sn(4)O6 octahedra,  a cornercorner with one Sn(6)O6 octahedra,  a cornercorner with one Sb(4)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, and corners with two equivalent Sb(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 49-64°. In the second Li site, Li(2) is bonded to one O(16), one O(26), one O(27), and one O(3) atom to form LiO4 tetrahedra that share  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Fe(6)O6 octahedra,  a cornercorner with one Sn(1)O6 octahedra,  a cornercorner with one Sn(2)O6 octahedra,  a cornercorner with one Sn(3)O6 octahedra,  a cornercorner with one Sn(5)O6 octahedra,  a cornercorner with one Sb(3)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra, and corners with two equivalent Sb(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-65°. In the third Li site, Li(3) is bonded in a distorted rectangular see-saw-like geometry to one O(30), one O(31), one O(8), and one O(9) atom. In the fourth Li site, Li(4) is bonded in a distorted rectangular see-saw-like geometry to one O(10), one O(29), one O(32), and one O(7) atom. In the fifth Li site, Li(5) is bonded to one O(11), one O(17), one O(20), and one O(6) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Sn(3)O6 octahedra,  a cornercorner with one Sn(6)O6 octahedra,  a cornercorner with one Sb(2)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(6)O6 octahedra, and  an edgeedge with one Sn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-66°. In the sixth Li site, Li(6) is bonded to one O(12), one O(18), one O(19), and one O(5) atom to form LiO4 tetrahedra that share  a cornercorner with one Fe(5)O6 octahedra,  a cornercorner with one Sn(4)O6 octahedra,  a cornercorner with one Sn(5)O6 octahedra,  a cornercorner with one Sb(1)O6 octahedra, corners with two equivalent Sb(2)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra, and  an edgeedge with one Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-66°. In the seventh Li site, Li(7) is bonded to one O(1), one O(13), one O(22), and one O(23) atom to form LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Fe(5)O6 octahedra,  a cornercorner with one Sn(1)O6 octahedra,  a cornercorner with one Sn(3)O6 octahedra,  a cornercorner with one Sn(4)O6 octahedra,  a cornercorner with one Sb(2)O6 octahedra, corners with two equivalent Sn(5)O6 octahedra, and corners with two equivalent Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 58-62°. In the eighth Li site, Li(8) is bonded to one O(14), one O(2), one O(21), and one O(24) atom to form LiO4 tetrahedra that share  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Fe(5)O6 octahedra,  a cornercorner with one Fe(6)O6 octahedra,  a cornercorner with one Sn(2)O6 octahedra,  a cornercorner with one Sn(3)O6 octahedra,  a cornercorner with one Sn(4)O6 octahedra,  a cornercorner with one Sb(1)O6 octahedra, corners with two equivalent Sn(6)O6 octahedra, and corners with two equivalent Sb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 57-63°. There are six inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(11), one O(13), one O(15), one O(17), one O(25), and one O(8) atom to form FeO6 octahedra that share corners with two equivalent Sb(1)O6 octahedra,  a cornercorner with one Li(7)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Fe(3)O6 octahedra,  an edgeedge with one Fe(6)O6 octahedra,  an edgeedge with one Sn(1)O6 octahedra,  an edgeedge with one Sn(2)O6 octahedra,  an edgeedge with one Sb(3)O6 octahedra, and  an edgeedge with one Li(5)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-55°. In the second Fe site, Fe(2) is bonded to one O(12), one O(14), one O(16), one O(18), one O(26), and one O(7) atom to form FeO6 octahedra that share corners with two equivalent Sb(2)O6 octahedra,  a cornercorner with one Li(8)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra,  an edgeedge with one Fe(3)O6 octahedra,  an edgeedge with one Fe(6)O6 octahedra,  an edgeedge with one Sn(1)O6 octahedra,  an edgeedge with one Sn(2)O6 octahedra,  an edgeedge with one Sb(4)O6 octahedra, and  an edgeedge with one Li(6)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 50-51°. In the third Fe site, Fe(3) is bonded to one O(12), one O(13), one O(15), one O(19), one O(27), and one O(7) atom to form FeO6 octahedra that share  a cornercorner with one Sb(1)O6 octahedra,  a cornercorner with one Sb(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Sb(3)O6 octahedra, edges with two equivalent Sn(1)O6 octahedra, and  an edgeedge with one Li(6)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 51-52°. In the fourth Fe site, Fe(4) is bonded to one O(21), one O(23), one O(29), one O(3), one O(32), and one O(6) atom to form FeO6 octahedra that share  a cornercorner with one Sb(3)O6 octahedra,  a cornercorner with one Sb(4)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  an edgeedge with one Sn(5)O6 octahedra,  an edgeedge with one Sn(6)O6 octahedra,  an edgeedge with one Sb(1)O6 octahedra, and edges with two equivalent Sn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-53°. In the fifth Fe site, Fe(5) is bonded to one O(22), one O(24), one O(30), one O(31), one O(4), and one O(5) atom to form FeO6 octahedra that share  a cornercorner with one Sb(3)O6 octahedra,  a cornercorner with one Sb(4)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  an edgeedge with one Sn(5)O6 octahedra,  an edgeedge with one Sn(6)O6 octahedra,  an edgeedge with one Sb(2)O6 octahedra, and edges with two equivalent Sn(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. In the sixth Fe site, Fe(6) is bonded to one O(11), one O(14), one O(16), one O(20), one O(28), and one O(8) atom to form FeO6 octahedra that share  a cornercorner with one Sb(1)O6 octahedra,  a cornercorner with one Sb(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Sb(4)O6 octahedra, edges with two equivalent Sn(2)O6 octahedra, and  an edgeedge with one Li(5)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 48-49°. There are six inequivalent Sn sites. In the first Sn site, Sn(1) is bonded to one O(13), one O(18), one O(19), one O(25), one O(27), and one O(7) atom to form SnO6 octahedra that share  a cornercorner with one Sb(1)O6 octahedra,  a cornercorner with one Sb(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Sb(3)O6 octahedra, edges with two equivalent Fe(3)O6 octahedra, and  an edgeedge with one Li(6)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 49-51°. In the second Sn site, Sn(2) is bonded to one O(14), one O(17), one O(20), one O(26), one O(28), and one O(8) atom to form SnO6 octahedra that share  a cornercorner with one Sb(1)O6 octahedra,  a cornercorner with one Sb(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Sb(4)O6 octahedra, edges with two equivalent Fe(6)O6 octahedra, and  an edgeedge with one Li(5)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-53°. In the third Sn site, Sn(3) is bonded to one O(1), one O(10), one O(21), one O(29), one O(3), and one O(6) atom to form SnO6 octahedra that share  a cornercorner with one Sb(3)O6 octahedra,  a cornercorner with one Sb(4)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  an edgeedge with one Sn(5)O6 octahedra,  an edgeedge with one Sn(6)O6 octahedra,  an edgeedge with one Sb(1)O6 octahedra, and edges with two equivalent Fe(4)O6 octahedra. The corner-sharing octahedral tilt angles are 51°. In the fourth Sn site, Sn(4) is bonded to one O(2), one O(22), one O(30), one O(4), one O(5), and one O(9) atom to form SnO6 octahedra that share  a cornercorner with one Sb(3)O6 octahedra,  a cornercorner with one Sb(4)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  an edgeedge with one Sn(5)O6 octahedra,  an edgeedge with one Sn(6)O6 octahedra,  an edgeedge with one Sb(2)O6 octahedra, and edges with two equivalent Fe(5)O6 octahedra. The corner-sharing octahedral tilt angles are 51°. In the fifth Sn site, Sn(5) is bonded to one O(1), one O(23), one O(3), one O(31), one O(5), and one O(9) atom to form SnO6 octahedra that share corners with two equivalent Sb(4)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra, corners with two equivalent Li(7)O4 tetrahedra,  an edgeedge with one Fe(4)O6 octahedra,  an edgeedge with one Fe(5)O6 octahedra,  an edgeedge with one Sn(3)O6 octahedra,  an edgeedge with one Sn(4)O6 octahedra, and  an edgeedge with one Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-52°. In the sixth Sn site, Sn(6) is bonded to one O(10), one O(2), one O(24), one O(32), one O(4), and one O(6) atom to form SnO6 octahedra that share corners with two equivalent Sb(3)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(5)O4 tetrahedra, corners with two equivalent Li(8)O4 tetrahedra,  an edgeedge with one Fe(4)O6 octahedra,  an edgeedge with one Fe(5)O6 octahedra,  an edgeedge with one Sn(3)O6 octahedra,  an edgeedge with one Sn(4)O6 octahedra, and  an edgeedge with one Sb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. There are four inequivalent Sb sites. In the first Sb site, Sb(1) is bonded to one O(1), one O(11), one O(17), one O(19), one O(21), and one O(23) atom to form SbO6 octahedra that share  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(6)O6 octahedra,  a cornercorner with one Sn(1)O6 octahedra,  a cornercorner with one Sn(2)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra,  a cornercorner with one Li(6)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra, corners with two equivalent Li(5)O4 tetrahedra, corners with two equivalent Li(7)O4 tetrahedra,  an edgeedge with one Fe(4)O6 octahedra,  an edgeedge with one Sn(3)O6 octahedra, and  an edgeedge with one Sn(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 48-55°. In the second Sb site, Sb(2) is bonded to one O(12), one O(18), one O(2), one O(20), one O(22), and one O(24) atom to form SbO6 octahedra that share  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(6)O6 octahedra,  a cornercorner with one Sn(1)O6 octahedra,  a cornercorner with one Sn(2)O6 octahedra, corners with two equivalent Fe(2)O6 octahedra,  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra, corners with two equivalent Li(6)O4 tetrahedra, corners with two equivalent Li(8)O4 tetrahedra,  an edgeedge with one Fe(5)O6 octahedra,  an edgeedge with one Sn(4)O6 octahedra, and  an edgeedge with one Sn(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 49-53°. In the third Sb site, Sb(3) is bonded to one O(10), one O(15), one O(25), one O(27), one O(30), and one O(32) atom to form SbO6 octahedra that share  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Fe(5)O6 octahedra,  a cornercorner with one Sn(3)O6 octahedra,  a cornercorner with one Sn(4)O6 octahedra, corners with two equivalent Sn(6)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra, and  an edgeedge with one Sn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 50-51°. In the fourth Sb site, Sb(4) is bonded to one O(16), one O(26), one O(28), one O(29), one O(31), and one O(9) atom to form SbO6 octahedra that share  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Fe(5)O6 octahedra,  a cornercorner with one Sn(3)O6 octahedra,  a cornercorner with one Sn(4)O6 octahedra, corners with two equivalent Sn(5)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Fe(6)O6 octahedra, and  an edgeedge with one Sn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-53°. There are thirty-two inequivalent O sites. In the first O site, O(1) is bonded to one Li(7), one Sn(3), one Sn(5), and one Sb(1) atom to form distorted OLiSn2Sb trigonal pyramids that share  a cornercorner with one O(5)LiFeSn2 tetrahedra,  a cornercorner with one O(6)LiFeSn2 tetrahedra,  a cornercorner with one O(22)LiFeSnSb tetrahedra,  a cornercorner with one O(23)LiFeSnSb tetrahedra,  a cornercorner with one O(13)LiFe2Sn trigonal pyramid,  an edgeedge with one O(23)LiFeSnSb tetrahedra,  an edgeedge with one O(3)LiFeSn2 trigonal pyramid, and  an edgeedge with one O(21)LiFeSnSb trigonal pyramid. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Li(8), one Sn(4), one Sn(6), and one Sb(2) atom. In the third O site, O(3) is bonded to one Li(2), one Fe(4), one Sn(3), and one Sn(5) atom to form distorted OLiFeSn2 trigonal pyramids that share  a cornercorner with one O(5)LiFeSn2 tetrahedra, corners with two equivalent O(6)LiFeSn2 tetrahedra,  a cornercorner with one O(16)LiFe2Sb trigonal pyramid,  an edgeedge with one O(23)LiFeSnSb tetrahedra,  an edgeedge with one O(21)LiFeSnSb trigonal pyramid, and  an edgeedge with one O(1)LiSn2Sb trigonal pyramid. In the fourth O site, O(4) is bonded to one Li(1), one Fe(5), one Sn(4), and one Sn(6) atom to form distorted OLiFeSn2 trigonal pyramids that share  a cornercorner with one O(6)LiFeSn2 tetrahedra, corners with two equivalent O(5)LiFeSn2 tetrahedra,  an edgeedge with one O(22)LiFeSnSb tetrahedra, and  an edgeedge with one O(24)LiFeSnSb trigonal pyramid. In the fifth O site, O(5) is bonded to one Li(6), one Fe(5), one Sn(4), and one Sn(5) atom to form distorted OLiFeSn2 tetrahedra that share  a cornercorner with one O(23)LiFeSnSb tetrahedra, corners with two equivalent O(22)LiFeSnSb tetrahedra,  a cornercorner with one O(3)LiFeSn2 trigonal pyramid,  a cornercorner with one O(24)LiFeSnSb trigonal pyramid,  a cornercorner with one O(1)LiSn2Sb trigonal pyramid, and corners with two equivalent O(4)LiFeSn2 trigonal pyramids. In the sixth O site, O(6) is bonded to one Li(5), one Fe(4), one Sn(3), and one Sn(6) atom to form distorted OLiFeSn2 tetrahedra that share  a cornercorner with one O(23)LiFeSnSb tetrahedra,  a cornercorner with one O(4)LiFeSn2 trigonal pyramid,  a cornercorner with one O(24)LiFeSnSb trigonal pyramid,  a cornercorner with one O(1)LiSn2Sb trigonal pyramid, corners with two equivalent O(3)LiFeSn2 trigonal pyramids, and corners with two equivalent O(21)LiFeSnSb trigonal pyramids. In the seventh O site, O(7) is bonded to one Li(4), one Fe(2), one Fe(3), and one Sn(1) atom to form OLiFe2Sn tetrahedra that share  a cornercorner with one O(16)LiFe2Sb trigonal pyramid and corners with two equivalent O(13)LiFe2Sn trigonal pyramids. In the eighth O site, O(8) is bonded to one Li(3), one Fe(1), one Fe(6), and one Sn(2) atom to form OLiFe2Sn tetrahedra that share  a cornercorner with one O(16)LiFe2Sb trigonal pyramid and  a cornercorner with one O(13)LiFe2Sn trigonal pyramid. In the ninth O site, O(9) is bonded in a rectangular see-saw-like geometry to one Li(3), one Sn(4), one Sn(5), and one Sb(4) atom. In the tenth O site, O(10) is bonded in a rectangular see-saw-like geometry to one Li(4), one Sn(3), one Sn(6), and one Sb(3) atom. In the eleventh O site, O(11) is bonded in a rectangular see-saw-like geometry to one Li(5), one Fe(1), one Fe(6), and one Sb(1) atom. In the twelfth O site, O(12) is bonded in a distorted rectangular see-saw-like geometry to one Li(6), one Fe(2), one Fe(3), and one Sb(2) atom. In the thirteenth O site, O(13) is bonded to one Li(7), one Fe(1), one Fe(3), and one Sn(1) atom to form distorted OLiFe2Sn trigonal pyramids that share  a cornercorner with one O(8)LiFe2Sn tetrahedra,  a cornercorner with one O(22)LiFeSnSb tetrahedra,  a cornercorner with one O(23)LiFeSnSb tetrahedra, corners with two equivalent O(7)LiFe2Sn tetrahedra, and  a cornercorner with one O(1)LiSn2Sb trigonal pyramid. In the fourteenth O site, O(14) is bonded in a distorted rectangular see-saw-like geometry to one Li(8), one Fe(2), one Fe(6), and one Sn(2) atom. In the fifteenth O site, O(15) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Fe(1), one Fe(3), and one Sb(3) atom. In the sixteenth O site, O(16) is bonded to one Li(2), one Fe(2), one Fe(6), and one Sb(4) atom to form distorted OLiFe2Sb trigonal pyramids that share  a cornercorner with one O(7)LiFe2Sn tetrahedra,  a cornercorner with one O(8)LiFe2Sn tetrahedra, and  a cornercorner with one O(3)LiFeSn2 trigonal pyramid. In the seventeenth O site, O(17) is bonded in a rectangular see-saw-like geometry to one Li(5), one Fe(1), one Sn(2), and one Sb(1) atom. In the eighteenth O site, O(18) is bonded in a rectangular see-saw-like geometry to one Li(6), one Fe(2), one Sn(1), and one Sb(2) atom. In the nineteenth O site, O(19) is bonded in a rectangular see-saw-like geometry to one Li(6), one Fe(3), one Sn(1), and one Sb(1) atom. In the twentieth O site, O(20) is bonded in a rectangular see-saw-like geometry to one Li(5), one Fe(6), one Sn(2), and one Sb(2) atom. In the twenty-first O site, O(21) is bonded to one Li(8), one Fe(4), one Sn(3), and one Sb(1) atom to form distorted OLiFeSnSb trigonal pyramids that share corners with two equivalent O(6)LiFeSn2 tetrahedra,  a cornercorner with one O(24)LiFeSnSb trigonal pyramid,  an edgeedge with one O(23)LiFeSnSb tetrahedra,  an edgeedge with one O(3)LiFeSn2 trigonal pyramid, and  an edgeedge with one O(1)LiSn2Sb trigonal pyramid. In the twenty-second O site, O(22) is bonded to one Li(7), one Fe(5), one Sn(4), and one Sb(2) atom to form distorted OLiFeSnSb tetrahedra that share  a cornercorner with one O(23)LiFeSnSb tetrahedra, corners with two equivalent O(5)LiFeSn2 tetrahedra,  a cornercorner with one O(13)LiFe2Sn trigonal pyramid,  a cornercorner with one O(1)LiSn2Sb trigonal pyramid,  an edgeedge with one O(4)LiFeSn2 trigonal pyramid, and  an edgeedge with one O(24)LiFeSnSb trigonal pyramid. In the twenty-third O site, O(23) is bonded to one Li(7), one Fe(4), one Sn(5), and one Sb(1) atom to form distorted OLiFeSnSb tetrahedra that share  a cornercorner with one O(5)LiFeSn2 tetrahedra,  a cornercorner with one O(6)LiFeSn2 tetrahedra,  a cornercorner with one O(22)LiFeSnSb tetrahedra,  a cornercorner with one O(13)LiFe2Sn trigonal pyramid,  a cornercorner with one O(1)LiSn2Sb trigonal pyramid,  an edgeedge with one O(3)LiFeSn2 trigonal pyramid,  an edgeedge with one O(21)LiFeSnSb trigonal pyramid, and  an edgeedge with one O(1)LiSn2Sb trigonal pyramid. In the twenty-fourth O site, O(24) is bonded to one Li(8), one Fe(5), one Sn(6), and one Sb(2) atom to form distorted OLiFeSnSb trigonal pyramids that share  a cornercorner with one O(5)LiFeSn2 tetrahedra,  a cornercorner with one O(6)LiFeSn2 tetrahedra,  a cornercorner with one O(21)LiFeSnSb trigonal pyramid,  an edgeedge with one O(22)LiFeSnSb tetrahedra, and  an edgeedge with one O(4)LiFeSn2 trigonal pyramid. In the twenty-fifth O site, O(25) is bonded in a rectangular see-saw-like geometry to one Li(1), one Fe(1), one Sn(1), and one Sb(3) atom. In the twenty-sixth O site, O(26) is bonded in a rectangular see-saw-like geometry to one Li(2), one Fe(2), one Sn(2), and one Sb(4) atom. In the twenty-seventh O site, O(27) is bonded in a rectangular see-saw-like geometry to one Li(2), one Fe(3), one Sn(1), and one Sb(3) atom. In the twenty-eighth O site, O(28) is bonded in a rectangular see-saw-like geometry to one Li(1), one Fe(6), one Sn(2), and one Sb(4) atom. In the twenty-ninth O site, O(29) is bonded in a rectangular see-saw-like geometry to one Li(4), one Fe(4), one Sn(3), and one Sb(4) atom. In the thirtieth O site, O(30) is bonded in a rectangular see-saw-like geometry to one Li(3), one Fe(5), one Sn(4), and one Sb(3) atom. In the thirty-first O site, O(31) is bonded in a rectangular see-saw-like geometry to one Li(3), one Fe(5), one Sn(5), and one Sb(4) atom. In the thirty-second O site, O(32) is bonded in a rectangular see-saw-like geometry to one Li(4), one Fe(4), one Sn(6), and one Sb(3) atom. is represented by the CIF file [CIF]
data_Li4Fe3Sn3(SbO8)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.214
_cell_length_b   6.221
_cell_length_c   9.954
_cell_angle_alpha   90.866
_cell_angle_beta   90.269
_cell_angle_gamma   60.161
_symmetry_Int_Tables_number   1
_cell_volume   333.753
_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
  Fe  Fe0  1  0.175  0.166  0.288  1.0
  Fe  Fe1  1  0.659  0.166  0.288  1.0
  Fe  Fe2  1  0.830  0.341  0.786  1.0
  Li  Li3  1  0.667  0.672  0.100  1.0
  Li  Li4  1  0.986  0.026  0.019  1.0
  Li  Li5  1  0.994  0.017  0.504  1.0
  Li  Li6  1  0.329  0.344  0.589  1.0
  O  O7  1  0.517  0.964  0.653  1.0
  O  O8  1  0.665  0.671  0.895  1.0
  O  O9  1  1.000  0.000  0.689  1.0
  O  O10  1  0.999  0.995  0.203  1.0
  O  O11  1  0.166  0.668  0.902  1.0
  O  O12  1  0.826  0.335  0.412  1.0
  O  O13  1  0.336  0.335  0.393  1.0
  O  O14  1  0.490  0.034  0.149  1.0
  O  O15  1  0.338  0.822  0.412  1.0
  O  O16  1  0.831  0.825  0.408  1.0
  O  O17  1  0.511  0.529  0.650  1.0
  O  O18  1  0.958  0.530  0.649  1.0
  O  O19  1  0.040  0.486  0.146  1.0
  O  O20  1  0.482  0.482  0.151  1.0
  O  O21  1  0.174  0.155  0.909  1.0
  O  O22  1  0.671  0.157  0.908  1.0
  Sb  Sb23  1  0.669  0.654  0.509  1.0
  Sb  Sb24  1  0.344  0.314  0.019  1.0
  Sn  Sn25  1  0.172  0.655  0.287  1.0
  Sn  Sn26  1  0.338  0.829  0.787  1.0
  Sn  Sn27  1  0.832  0.830  0.786  1.0
[/CIF]
.