Li2CoSn(PO4)2 crystallizes in the triclinic P1 space group. There are eight inequivalent Li sites. In the first Li site, Li(1) is bonded in a 4-coordinate geometry to one O(17), one O(2), one O(23), and one O(4) atom. In the second Li site, Li(2) is bonded in a 4-coordinate geometry to one O(1), one O(18), one O(24), and one O(3) atom. In the third Li site, Li(3) is bonded in a 4-coordinate geometry to one O(19), one O(2), one O(21), and one O(4) atom. In the fourth Li site, Li(4) is bonded in a 4-coordinate geometry to one O(1), one O(20), one O(22), and one O(3) atom. In the fifth Li site, Li(5) is bonded to one O(11), one O(13), one O(15), one O(27), one O(29), and one O(9) atom to form LiO6 octahedra that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra,  a cornercorner with one P(6)O4 tetrahedra,  a cornercorner with one P(8)O4 tetrahedra, edges with two equivalent Li(7)O6 octahedra,  an edgeedge with one P(5)O4 tetrahedra, and  an edgeedge with one P(7)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 54-69°. In the sixth Li site, Li(6) is bonded to one O(10), one O(12), one O(14), one O(16), one O(28), and one O(30) atom to form LiO6 octahedra that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra,  a cornercorner with one P(5)O4 tetrahedra,  a cornercorner with one P(7)O4 tetrahedra, edges with two equivalent Li(8)O6 octahedra,  an edgeedge with one P(6)O4 tetrahedra, and  an edgeedge with one P(8)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 54-69°. In the seventh Li site, Li(7) is bonded to one O(11), one O(13), one O(15), one O(25), one O(31), and one O(9) atom to form LiO6 octahedra that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra,  a cornercorner with one P(6)O4 tetrahedra,  a cornercorner with one P(8)O4 tetrahedra, edges with two equivalent Li(5)O6 octahedra,  an edgeedge with one P(5)O4 tetrahedra, and  an edgeedge with one P(7)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-69°. In the eighth Li site, Li(8) is bonded to one O(10), one O(12), one O(14), one O(16), one O(26), and one O(32) atom to form LiO6 octahedra that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra,  a cornercorner with one P(5)O4 tetrahedra,  a cornercorner with one P(7)O4 tetrahedra, edges with two equivalent Li(6)O6 octahedra,  an edgeedge with one P(6)O4 tetrahedra, and  an edgeedge with one P(8)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-70°. There are four inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(13), one O(17), one O(19), one O(26), one O(28), and one O(6) atom to form CoO6 octahedra that share  a cornercorner with one Li(5)O6 octahedra,  a cornercorner with one Li(6)O6 octahedra,  a cornercorner with one Li(7)O6 octahedra,  a cornercorner with one Li(8)O6 octahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(7)O4 tetrahedra, corners with two equivalent P(6)O4 tetrahedra, and  an edgeedge with one P(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-70°. In the second Co site, Co(2) is bonded to one O(15), one O(21), one O(23), one O(30), one O(32), and one O(8) atom to form CoO6 octahedra that share  a cornercorner with one Li(5)O6 octahedra,  a cornercorner with one Li(6)O6 octahedra,  a cornercorner with one Li(7)O6 octahedra,  a cornercorner with one Li(8)O6 octahedra,  a cornercorner with one P(4)O4 tetrahedra,  a cornercorner with one P(5)O4 tetrahedra, corners with two equivalent P(8)O4 tetrahedra, and  an edgeedge with one P(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-70°. In the third Co site, Co(3) is bonded to one O(14), one O(18), one O(20), one O(25), one O(27), and one O(5) atom to form CoO6 octahedra that share  a cornercorner with one Li(5)O6 octahedra,  a cornercorner with one Li(6)O6 octahedra,  a cornercorner with one Li(7)O6 octahedra,  a cornercorner with one Li(8)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(8)O4 tetrahedra, corners with two equivalent P(5)O4 tetrahedra, and  an edgeedge with one P(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-69°. In the fourth Co site, Co(4) is bonded to one O(16), one O(22), one O(24), one O(29), one O(31), and one O(7) atom to form CoO6 octahedra that share  a cornercorner with one Li(5)O6 octahedra,  a cornercorner with one Li(6)O6 octahedra,  a cornercorner with one Li(7)O6 octahedra,  a cornercorner with one Li(8)O6 octahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(6)O4 tetrahedra, corners with two equivalent P(7)O4 tetrahedra, and  an edgeedge with one P(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-69°. There are four inequivalent Sn sites. In the first Sn site, Sn(1) is bonded in a 6-coordinate geometry to one O(1), one O(17), one O(19), one O(25), one O(27), and one O(9) atom. In the second Sn site, Sn(2) is bonded in a 6-coordinate geometry to one O(10), one O(18), one O(2), one O(20), one O(26), and one O(28) atom. In the third Sn site, Sn(3) is bonded in a 6-coordinate geometry to one O(11), one O(21), one O(23), one O(29), one O(3), and one O(31) atom. In the fourth Sn site, Sn(4) is bonded in a 6-coordinate geometry to one O(12), one O(22), one O(24), one O(30), one O(32), and one O(4) atom. There are eight inequivalent P sites. In the first P site, P(1) is bonded to one O(17), one O(19), one O(4), and one O(5) atom to form PO4 tetrahedra that share  a cornercorner with one Co(3)O6 octahedra and  an edgeedge with one Co(1)O6 octahedra. The corner-sharing octahedral tilt angles are 45°. In the second P site, P(2) is bonded to one O(18), one O(20), one O(3), and one O(6) atom to form PO4 tetrahedra that share  a cornercorner with one Co(1)O6 octahedra and  an edgeedge with one Co(3)O6 octahedra. The corner-sharing octahedral tilt angles are 44°. In the third P site, P(3) is bonded to one O(2), one O(21), one O(23), and one O(7) atom to form PO4 tetrahedra that share  a cornercorner with one Co(4)O6 octahedra and  an edgeedge with one Co(2)O6 octahedra. The corner-sharing octahedral tilt angles are 44°. In the fourth P site, P(4) is bonded to one O(1), one O(22), one O(24), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Co(2)O6 octahedra and  an edgeedge with one Co(4)O6 octahedra. The corner-sharing octahedral tilt angles are 45°. In the fifth P site, P(5) is bonded to one O(10), one O(15), one O(25), and one O(27) atom to form PO4 tetrahedra that share  a cornercorner with one Li(6)O6 octahedra,  a cornercorner with one Li(8)O6 octahedra,  a cornercorner with one Co(2)O6 octahedra, corners with two equivalent Co(3)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra, and  an edgeedge with one Li(7)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-58°. In the sixth P site, P(6) is bonded to one O(16), one O(26), one O(28), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Li(5)O6 octahedra,  a cornercorner with one Li(7)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra, corners with two equivalent Co(1)O6 octahedra,  an edgeedge with one Li(6)O6 octahedra, and  an edgeedge with one Li(8)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-58°. In the seventh P site, P(7) is bonded to one O(12), one O(13), one O(29), and one O(31) atom to form PO4 tetrahedra that share  a cornercorner with one Li(6)O6 octahedra,  a cornercorner with one Li(8)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra, corners with two equivalent Co(4)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra, and  an edgeedge with one Li(7)O6 octahedra. The corner-sharing octahedral tilt angles range from 46-58°. In the eighth P site, P(8) is bonded to one O(11), one O(14), one O(30), and one O(32) atom to form PO4 tetrahedra that share  a cornercorner with one Li(5)O6 octahedra,  a cornercorner with one Li(7)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra, corners with two equivalent Co(2)O6 octahedra,  an edgeedge with one Li(6)O6 octahedra, and  an edgeedge with one Li(8)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-58°. There are thirty-two inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Li(2), one Li(4), one Sn(1), and one P(4) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Li(1), one Li(3), one Sn(2), and one P(3) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Li(2), one Li(4), one Sn(3), and one P(2) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Li(1), one Li(3), one Sn(4), and one P(1) atom. In the fifth O site, O(5) is bonded in a 2-coordinate geometry to one Co(3) and one P(1) atom. In the sixth O site, O(6) is bonded in a distorted bent 150 degrees geometry to one Co(1) and one P(2) atom. In the seventh O site, O(7) is bonded in a 2-coordinate geometry to one Co(4) and one P(3) atom. In the eighth O site, O(8) is bonded in a 2-coordinate geometry to one Co(2) and one P(4) atom. In the ninth O site, O(9) is bonded in a distorted rectangular see-saw-like geometry to one Li(5), one Li(7), one Sn(1), and one P(6) atom. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one Li(6), one Li(8), one Sn(2), and one P(5) atom. In the eleventh O site, O(11) is bonded in a distorted rectangular see-saw-like geometry to one Li(5), one Li(7), one Sn(3), and one P(8) atom. In the twelfth O site, O(12) is bonded in a distorted rectangular see-saw-like geometry to one Li(6), one Li(8), one Sn(4), and one P(7) atom. In the thirteenth O site, O(13) is bonded in a rectangular see-saw-like geometry to one Li(5), one Li(7), one Co(1), and one P(7) atom. In the fourteenth O site, O(14) is bonded in a rectangular see-saw-like geometry to one Li(6), one Li(8), one Co(3), and one P(8) atom. In the fifteenth O site, O(15) is bonded in a rectangular see-saw-like geometry to one Li(5), one Li(7), one Co(2), and one P(5) atom. In the sixteenth O site, O(16) is bonded in a rectangular see-saw-like geometry to one Li(6), one Li(8), one Co(4), and one P(6) atom. In the seventeenth O site, O(17) is bonded in a 4-coordinate geometry to one Li(1), one Co(1), one Sn(1), and one P(1) atom. In the eighteenth O site, O(18) is bonded in a distorted trigonal pyramidal geometry to one Li(2), one Co(3), one Sn(2), and one P(2) atom. In the nineteenth O site, O(19) is bonded in a 4-coordinate geometry to one Li(3), one Co(1), one Sn(1), and one P(1) atom. In the twentieth O site, O(20) is bonded in a 4-coordinate geometry to one Li(4), one Co(3), one Sn(2), and one P(2) atom. In the twenty-first O site, O(21) is bonded in a 4-coordinate geometry to one Li(3), one Co(2), one Sn(3), and one P(3) atom. In the twenty-second O site, O(22) is bonded in a 4-coordinate geometry to one Li(4), one Co(4), one Sn(4), and one P(4) atom. In the twenty-third O site, O(23) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Co(2), one Sn(3), and one P(3) atom. In the twenty-fourth O site, O(24) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Co(4), one Sn(4), and one P(4) atom. In the twenty-fifth O site, O(25) is bonded in a 4-coordinate geometry to one Li(7), one Co(3), one Sn(1), and one P(5) atom. In the twenty-sixth O site, O(26) is bonded in a 4-coordinate geometry to one Li(8), one Co(1), one Sn(2), and one P(6) atom. In the twenty-seventh O site, O(27) is bonded in a 4-coordinate geometry to one Li(5), one Co(3), one Sn(1), and one P(5) atom. In the twenty-eighth O site, O(28) is bonded in a 4-coordinate geometry to one Li(6), one Co(1), one Sn(2), and one P(6) atom. In the twenty-ninth O site, O(29) is bonded in a 4-coordinate geometry to one Li(5), one Co(4), one Sn(3), and one P(7) atom. In the thirtieth O site, O(30) is bonded in a 4-coordinate geometry to one Li(6), one Co(2), one Sn(4), and one P(8) atom. In the thirty-first O site, O(31) is bonded in a 4-coordinate geometry to one Li(7), one Co(4), one Sn(3), and one P(7) atom. In the thirty-second O site, O(32) is bonded in a 4-coordinate geometry to one Li(8), one Co(2), one Sn(4), and one P(8) atom.
Li2CoSn(PO4)2 crystallizes in the triclinic P1 space group. There are eight inequivalent Li sites. In the first Li site, Li(1) is bonded in a 4-coordinate geometry to one O(17), one O(2), one O(23), and one O(4) atom. The Li(1)-O(17) bond length is 2.27 Å. The Li(1)-O(2) bond length is 2.04 Å. The Li(1)-O(23) bond length is 2.17 Å. The Li(1)-O(4) bond length is 2.01 Å. In the second Li site, Li(2) is bonded in a 4-coordinate geometry to one O(1), one O(18), one O(24), and one O(3) atom. The Li(2)-O(1) bond length is 2.03 Å. The Li(2)-O(18) bond length is 2.17 Å. The Li(2)-O(24) bond length is 2.22 Å. The Li(2)-O(3) bond length is 2.03 Å. In the third Li site, Li(3) is bonded in a 4-coordinate geometry to one O(19), one O(2), one O(21), and one O(4) atom. The Li(3)-O(19) bond length is 2.26 Å. The Li(3)-O(2) bond length is 1.98 Å. The Li(3)-O(21) bond length is 2.33 Å. The Li(3)-O(4) bond length is 1.99 Å. In the fourth Li site, Li(4) is bonded in a 4-coordinate geometry to one O(1), one O(20), one O(22), and one O(3) atom. The Li(4)-O(1) bond length is 1.98 Å. The Li(4)-O(20) bond length is 2.32 Å. The Li(4)-O(22) bond length is 2.32 Å. The Li(4)-O(3) bond length is 1.97 Å. In the fifth Li site, Li(5) is bonded to one O(11), one O(13), one O(15), one O(27), one O(29), and one O(9) atom to form LiO6 octahedra that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra,  a cornercorner with one P(6)O4 tetrahedra,  a cornercorner with one P(8)O4 tetrahedra, edges with two equivalent Li(7)O6 octahedra,  an edgeedge with one P(5)O4 tetrahedra, and  an edgeedge with one P(7)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 54-69°. The Li(5)-O(11) bond length is 2.21 Å. The Li(5)-O(13) bond length is 2.29 Å. The Li(5)-O(15) bond length is 2.29 Å. The Li(5)-O(27) bond length is 2.11 Å. The Li(5)-O(29) bond length is 2.08 Å. The Li(5)-O(9) bond length is 2.20 Å. In the sixth Li site, Li(6) is bonded to one O(10), one O(12), one O(14), one O(16), one O(28), and one O(30) atom to form LiO6 octahedra that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra,  a cornercorner with one P(5)O4 tetrahedra,  a cornercorner with one P(7)O4 tetrahedra, edges with two equivalent Li(8)O6 octahedra,  an edgeedge with one P(6)O4 tetrahedra, and  an edgeedge with one P(8)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 54-69°. The Li(6)-O(10) bond length is 2.22 Å. The Li(6)-O(12) bond length is 2.22 Å. The Li(6)-O(14) bond length is 2.28 Å. The Li(6)-O(16) bond length is 2.28 Å. The Li(6)-O(28) bond length is 2.10 Å. The Li(6)-O(30) bond length is 2.11 Å. In the seventh Li site, Li(7) is bonded to one O(11), one O(13), one O(15), one O(25), one O(31), and one O(9) atom to form LiO6 octahedra that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra,  a cornercorner with one P(6)O4 tetrahedra,  a cornercorner with one P(8)O4 tetrahedra, edges with two equivalent Li(5)O6 octahedra,  an edgeedge with one P(5)O4 tetrahedra, and  an edgeedge with one P(7)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-69°. The Li(7)-O(11) bond length is 2.25 Å. The Li(7)-O(13) bond length is 2.23 Å. The Li(7)-O(15) bond length is 2.21 Å. The Li(7)-O(25) bond length is 2.12 Å. The Li(7)-O(31) bond length is 2.10 Å. The Li(7)-O(9) bond length is 2.25 Å. In the eighth Li site, Li(8) is bonded to one O(10), one O(12), one O(14), one O(16), one O(26), and one O(32) atom to form LiO6 octahedra that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra,  a cornercorner with one P(5)O4 tetrahedra,  a cornercorner with one P(7)O4 tetrahedra, edges with two equivalent Li(6)O6 octahedra,  an edgeedge with one P(6)O4 tetrahedra, and  an edgeedge with one P(8)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-70°. The Li(8)-O(10) bond length is 2.25 Å. The Li(8)-O(12) bond length is 2.26 Å. The Li(8)-O(14) bond length is 2.21 Å. The Li(8)-O(16) bond length is 2.22 Å. The Li(8)-O(26) bond length is 2.12 Å. The Li(8)-O(32) bond length is 2.13 Å. There are four inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(13), one O(17), one O(19), one O(26), one O(28), and one O(6) atom to form CoO6 octahedra that share  a cornercorner with one Li(5)O6 octahedra,  a cornercorner with one Li(6)O6 octahedra,  a cornercorner with one Li(7)O6 octahedra,  a cornercorner with one Li(8)O6 octahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(7)O4 tetrahedra, corners with two equivalent P(6)O4 tetrahedra, and  an edgeedge with one P(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-70°. The Co(1)-O(13) bond length is 2.10 Å. The Co(1)-O(17) bond length is 2.22 Å. The Co(1)-O(19) bond length is 2.19 Å. The Co(1)-O(26) bond length is 2.19 Å. The Co(1)-O(28) bond length is 2.17 Å. The Co(1)-O(6) bond length is 2.13 Å. In the second Co site, Co(2) is bonded to one O(15), one O(21), one O(23), one O(30), one O(32), and one O(8) atom to form CoO6 octahedra that share  a cornercorner with one Li(5)O6 octahedra,  a cornercorner with one Li(6)O6 octahedra,  a cornercorner with one Li(7)O6 octahedra,  a cornercorner with one Li(8)O6 octahedra,  a cornercorner with one P(4)O4 tetrahedra,  a cornercorner with one P(5)O4 tetrahedra, corners with two equivalent P(8)O4 tetrahedra, and  an edgeedge with one P(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-70°. The Co(2)-O(15) bond length is 2.10 Å. The Co(2)-O(21) bond length is 2.17 Å. The Co(2)-O(23) bond length is 2.22 Å. The Co(2)-O(30) bond length is 2.18 Å. The Co(2)-O(32) bond length is 2.18 Å. The Co(2)-O(8) bond length is 2.16 Å. In the third Co site, Co(3) is bonded to one O(14), one O(18), one O(20), one O(25), one O(27), and one O(5) atom to form CoO6 octahedra that share  a cornercorner with one Li(5)O6 octahedra,  a cornercorner with one Li(6)O6 octahedra,  a cornercorner with one Li(7)O6 octahedra,  a cornercorner with one Li(8)O6 octahedra,  a cornercorner with one P(1)O4 tetrahedra,  a cornercorner with one P(8)O4 tetrahedra, corners with two equivalent P(5)O4 tetrahedra, and  an edgeedge with one P(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-69°. The Co(3)-O(14) bond length is 2.10 Å. The Co(3)-O(18) bond length is 2.22 Å. The Co(3)-O(20) bond length is 2.16 Å. The Co(3)-O(25) bond length is 2.18 Å. The Co(3)-O(27) bond length is 2.18 Å. The Co(3)-O(5) bond length is 2.16 Å. In the fourth Co site, Co(4) is bonded to one O(16), one O(22), one O(24), one O(29), one O(31), and one O(7) atom to form CoO6 octahedra that share  a cornercorner with one Li(5)O6 octahedra,  a cornercorner with one Li(6)O6 octahedra,  a cornercorner with one Li(7)O6 octahedra,  a cornercorner with one Li(8)O6 octahedra,  a cornercorner with one P(3)O4 tetrahedra,  a cornercorner with one P(6)O4 tetrahedra, corners with two equivalent P(7)O4 tetrahedra, and  an edgeedge with one P(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-69°. The Co(4)-O(16) bond length is 2.09 Å. The Co(4)-O(22) bond length is 2.15 Å. The Co(4)-O(24) bond length is 2.18 Å. The Co(4)-O(29) bond length is 2.21 Å. The Co(4)-O(31) bond length is 2.22 Å. The Co(4)-O(7) bond length is 2.16 Å. There are four inequivalent Sn sites. In the first Sn site, Sn(1) is bonded in a 6-coordinate geometry to one O(1), one O(17), one O(19), one O(25), one O(27), and one O(9) atom. The Sn(1)-O(1) bond length is 2.73 Å. The Sn(1)-O(17) bond length is 2.41 Å. The Sn(1)-O(19) bond length is 2.39 Å. The Sn(1)-O(25) bond length is 2.45 Å. The Sn(1)-O(27) bond length is 2.46 Å. The Sn(1)-O(9) bond length is 2.48 Å. In the second Sn site, Sn(2) is bonded in a 6-coordinate geometry to one O(10), one O(18), one O(2), one O(20), one O(26), and one O(28) atom. The Sn(2)-O(10) bond length is 2.47 Å. The Sn(2)-O(18) bond length is 2.43 Å. The Sn(2)-O(2) bond length is 2.73 Å. The Sn(2)-O(20) bond length is 2.38 Å. The Sn(2)-O(26) bond length is 2.45 Å. The Sn(2)-O(28) bond length is 2.47 Å. In the third Sn site, Sn(3) is bonded in a 6-coordinate geometry to one O(11), one O(21), one O(23), one O(29), one O(3), and one O(31) atom. The Sn(3)-O(11) bond length is 2.48 Å. The Sn(3)-O(21) bond length is 2.38 Å. The Sn(3)-O(23) bond length is 2.42 Å. The Sn(3)-O(29) bond length is 2.45 Å. The Sn(3)-O(3) bond length is 2.74 Å. The Sn(3)-O(31) bond length is 2.45 Å. In the fourth Sn site, Sn(4) is bonded in a 6-coordinate geometry to one O(12), one O(22), one O(24), one O(30), one O(32), and one O(4) atom. The Sn(4)-O(12) bond length is 2.46 Å. The Sn(4)-O(22) bond length is 2.39 Å. The Sn(4)-O(24) bond length is 2.41 Å. The Sn(4)-O(30) bond length is 2.47 Å. The Sn(4)-O(32) bond length is 2.45 Å. The Sn(4)-O(4) bond length is 2.73 Å. There are eight inequivalent P sites. In the first P site, P(1) is bonded to one O(17), one O(19), one O(4), and one O(5) atom to form PO4 tetrahedra that share  a cornercorner with one Co(3)O6 octahedra and  an edgeedge with one Co(1)O6 octahedra. The corner-sharing octahedral tilt angles are 45°. The P(1)-O(17) bond length is 1.58 Å. The P(1)-O(19) bond length is 1.58 Å. The P(1)-O(4) bond length is 1.55 Å. The P(1)-O(5) bond length is 1.54 Å. In the second P site, P(2) is bonded to one O(18), one O(20), one O(3), and one O(6) atom to form PO4 tetrahedra that share  a cornercorner with one Co(1)O6 octahedra and  an edgeedge with one Co(3)O6 octahedra. The corner-sharing octahedral tilt angles are 44°. The P(2)-O(18) bond length is 1.58 Å. The P(2)-O(20) bond length is 1.58 Å. The P(2)-O(3) bond length is 1.55 Å. The P(2)-O(6) bond length is 1.53 Å. In the third P site, P(3) is bonded to one O(2), one O(21), one O(23), and one O(7) atom to form PO4 tetrahedra that share  a cornercorner with one Co(4)O6 octahedra and  an edgeedge with one Co(2)O6 octahedra. The corner-sharing octahedral tilt angles are 44°. The P(3)-O(2) bond length is 1.55 Å. The P(3)-O(21) bond length is 1.58 Å. The P(3)-O(23) bond length is 1.58 Å. The P(3)-O(7) bond length is 1.54 Å. In the fourth P site, P(4) is bonded to one O(1), one O(22), one O(24), and one O(8) atom to form PO4 tetrahedra that share  a cornercorner with one Co(2)O6 octahedra and  an edgeedge with one Co(4)O6 octahedra. The corner-sharing octahedral tilt angles are 45°. The P(4)-O(1) bond length is 1.55 Å. The P(4)-O(22) bond length is 1.58 Å. The P(4)-O(24) bond length is 1.58 Å. The P(4)-O(8) bond length is 1.54 Å. In the fifth P site, P(5) is bonded to one O(10), one O(15), one O(25), and one O(27) atom to form PO4 tetrahedra that share  a cornercorner with one Li(6)O6 octahedra,  a cornercorner with one Li(8)O6 octahedra,  a cornercorner with one Co(2)O6 octahedra, corners with two equivalent Co(3)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra, and  an edgeedge with one Li(7)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-58°. The P(5)-O(10) bond length is 1.55 Å. The P(5)-O(15) bond length is 1.55 Å. The P(5)-O(25) bond length is 1.58 Å. The P(5)-O(27) bond length is 1.58 Å. In the sixth P site, P(6) is bonded to one O(16), one O(26), one O(28), and one O(9) atom to form PO4 tetrahedra that share  a cornercorner with one Li(5)O6 octahedra,  a cornercorner with one Li(7)O6 octahedra,  a cornercorner with one Co(4)O6 octahedra, corners with two equivalent Co(1)O6 octahedra,  an edgeedge with one Li(6)O6 octahedra, and  an edgeedge with one Li(8)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-58°. The P(6)-O(16) bond length is 1.56 Å. The P(6)-O(26) bond length is 1.58 Å. The P(6)-O(28) bond length is 1.58 Å. The P(6)-O(9) bond length is 1.54 Å. In the seventh P site, P(7) is bonded to one O(12), one O(13), one O(29), and one O(31) atom to form PO4 tetrahedra that share  a cornercorner with one Li(6)O6 octahedra,  a cornercorner with one Li(8)O6 octahedra,  a cornercorner with one Co(1)O6 octahedra, corners with two equivalent Co(4)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra, and  an edgeedge with one Li(7)O6 octahedra. The corner-sharing octahedral tilt angles range from 46-58°. The P(7)-O(12) bond length is 1.55 Å. The P(7)-O(13) bond length is 1.55 Å. The P(7)-O(29) bond length is 1.58 Å. The P(7)-O(31) bond length is 1.58 Å. In the eighth P site, P(8) is bonded to one O(11), one O(14), one O(30), and one O(32) atom to form PO4 tetrahedra that share  a cornercorner with one Li(5)O6 octahedra,  a cornercorner with one Li(7)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra, corners with two equivalent Co(2)O6 octahedra,  an edgeedge with one Li(6)O6 octahedra, and  an edgeedge with one Li(8)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-58°. The P(8)-O(11) bond length is 1.54 Å. The P(8)-O(14) bond length is 1.56 Å. The P(8)-O(30) bond length is 1.58 Å. The P(8)-O(32) bond length is 1.58 Å. There are thirty-two inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Li(2), one Li(4), one Sn(1), and one P(4) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Li(1), one Li(3), one Sn(2), and one P(3) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Li(2), one Li(4), one Sn(3), and one P(2) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Li(1), one Li(3), one Sn(4), and one P(1) atom. In the fifth O site, O(5) is bonded in a 2-coordinate geometry to one Co(3) and one P(1) atom. In the sixth O site, O(6) is bonded in a distorted bent 150 degrees geometry to one Co(1) and one P(2) atom. In the seventh O site, O(7) is bonded in a 2-coordinate geometry to one Co(4) and one P(3) atom. In the eighth O site, O(8) is bonded in a 2-coordinate geometry to one Co(2) and one P(4) atom. In the ninth O site, O(9) is bonded in a distorted rectangular see-saw-like geometry to one Li(5), one Li(7), one Sn(1), and one P(6) atom. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one Li(6), one Li(8), one Sn(2), and one P(5) atom. In the eleventh O site, O(11) is bonded in a distorted rectangular see-saw-like geometry to one Li(5), one Li(7), one Sn(3), and one P(8) atom. In the twelfth O site, O(12) is bonded in a distorted rectangular see-saw-like geometry to one Li(6), one Li(8), one Sn(4), and one P(7) atom. In the thirteenth O site, O(13) is bonded in a rectangular see-saw-like geometry to one Li(5), one Li(7), one Co(1), and one P(7) atom. In the fourteenth O site, O(14) is bonded in a rectangular see-saw-like geometry to one Li(6), one Li(8), one Co(3), and one P(8) atom. In the fifteenth O site, O(15) is bonded in a rectangular see-saw-like geometry to one Li(5), one Li(7), one Co(2), and one P(5) atom. In the sixteenth O site, O(16) is bonded in a rectangular see-saw-like geometry to one Li(6), one Li(8), one Co(4), and one P(6) atom. In the seventeenth O site, O(17) is bonded in a 4-coordinate geometry to one Li(1), one Co(1), one Sn(1), and one P(1) atom. In the eighteenth O site, O(18) is bonded in a distorted trigonal pyramidal geometry to one Li(2), one Co(3), one Sn(2), and one P(2) atom. In the nineteenth O site, O(19) is bonded in a 4-coordinate geometry to one Li(3), one Co(1), one Sn(1), and one P(1) atom. In the twentieth O site, O(20) is bonded in a 4-coordinate geometry to one Li(4), one Co(3), one Sn(2), and one P(2) atom. In the twenty-first O site, O(21) is bonded in a 4-coordinate geometry to one Li(3), one Co(2), one Sn(3), and one P(3) atom. In the twenty-second O site, O(22) is bonded in a 4-coordinate geometry to one Li(4), one Co(4), one Sn(4), and one P(4) atom. In the twenty-third O site, O(23) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Co(2), one Sn(3), and one P(3) atom. In the twenty-fourth O site, O(24) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Co(4), one Sn(4), and one P(4) atom. In the twenty-fifth O site, O(25) is bonded in a 4-coordinate geometry to one Li(7), one Co(3), one Sn(1), and one P(5) atom. In the twenty-sixth O site, O(26) is bonded in a 4-coordinate geometry to one Li(8), one Co(1), one Sn(2), and one P(6) atom. In the twenty-seventh O site, O(27) is bonded in a 4-coordinate geometry to one Li(5), one Co(3), one Sn(1), and one P(5) atom. In the twenty-eighth O site, O(28) is bonded in a 4-coordinate geometry to one Li(6), one Co(1), one Sn(2), and one P(6) atom. In the twenty-ninth O site, O(29) is bonded in a 4-coordinate geometry to one Li(5), one Co(4), one Sn(3), and one P(7) atom. In the thirtieth O site, O(30) is bonded in a 4-coordinate geometry to one Li(6), one Co(2), one Sn(4), and one P(8) atom. In the thirty-first O site, O(31) is bonded in a 4-coordinate geometry to one Li(7), one Co(4), one Sn(3), and one P(7) atom. In the thirty-second O site, O(32) is bonded in a 4-coordinate geometry to one Li(8), one Co(2), one Sn(4), and one P(8) atom.