Li7Mn8(BO3)8 crystallizes in the triclinic P1 space group. There are seven inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(14), one O(18), one O(24), and one O(4) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  a cornercorner with one Mn(1)O5 trigonal bipyramid,  a cornercorner with one Mn(5)O5 trigonal bipyramid, corners with two equivalent Mn(4)O5 trigonal bipyramids, and  an edgeedge with one Mn(6)O5 trigonal bipyramid. In the second Li site, Li(2) is bonded to one O(1), one O(12), one O(22), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Mn(1)O5 trigonal bipyramid,  a cornercorner with one Mn(2)O5 trigonal bipyramid, corners with two equivalent Mn(6)O5 trigonal bipyramids, and  an edgeedge with one Mn(3)O5 trigonal bipyramid. In the third Li site, Li(3) is bonded to one O(12), one O(16), one O(2), and one O(6) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra,  a cornercorner with one Mn(4)O5 trigonal bipyramid,  a cornercorner with one Mn(8)O5 trigonal bipyramid, corners with two equivalent Mn(1)O5 trigonal bipyramids, and  an edgeedge with one Mn(2)O5 trigonal bipyramid. In the fourth Li site, Li(4) is bonded to one O(19), one O(23), one O(6), and one O(9) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra,  a cornercorner with one Mn(5)O5 trigonal bipyramid,  a cornercorner with one Mn(7)O5 trigonal bipyramid, corners with two equivalent Mn(8)O5 trigonal bipyramids, and  an edgeedge with one Mn(1)O5 trigonal bipyramid. In the fifth Li site, Li(5) is bonded to one O(10), one O(13), one O(20), and one O(24) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra,  a cornercorner with one Mn(4)O5 trigonal bipyramid,  a cornercorner with one Mn(6)O5 trigonal bipyramid, corners with two equivalent Mn(2)O5 trigonal bipyramids, and  an edgeedge with one Mn(7)O5 trigonal bipyramid. In the sixth Li site, Li(6) is bonded to one O(13), one O(17), one O(19), and one O(3) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(4)O4 tetrahedra,  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Mn(6)O5 trigonal bipyramid,  a cornercorner with one Mn(7)O5 trigonal bipyramid, corners with two equivalent Mn(3)O5 trigonal bipyramids, and  an edgeedge with one Mn(8)O5 trigonal bipyramid. In the seventh Li site, Li(7) is bonded to one O(11), one O(18), one O(21), and one O(7) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Mn(3)O5 trigonal bipyramid,  a cornercorner with one Mn(8)O5 trigonal bipyramid, corners with two equivalent Mn(5)O5 trigonal bipyramids, and  an edgeedge with one Mn(4)O5 trigonal bipyramid. There are eight inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(14), one O(16), one O(22), one O(6), and one O(9) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra, corners with two equivalent Li(3)O4 tetrahedra,  an edgeedge with one Li(4)O4 tetrahedra,  an edgeedge with one Mn(6)O5 trigonal bipyramid, and  an edgeedge with one Mn(8)O5 trigonal bipyramid. In the second Mn site, Mn(2) is bonded to one O(10), one O(12), one O(2), one O(20), and one O(5) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(2)O4 tetrahedra, corners with two equivalent Li(5)O4 tetrahedra,  an edgeedge with one Li(3)O4 tetrahedra,  an edgeedge with one Mn(4)O5 trigonal bipyramid, and  an edgeedge with one Mn(7)O5 trigonal bipyramid. In the third Mn site, Mn(3) is bonded to one O(1), one O(11), one O(17), one O(3), and one O(8) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(7)O4 tetrahedra, corners with two equivalent Li(6)O4 tetrahedra,  an edgeedge with one Li(2)O4 tetrahedra,  an edgeedge with one Mn(6)O5 trigonal bipyramid, and  an edgeedge with one Mn(8)O5 trigonal bipyramid. In the fourth Mn site, Mn(4) is bonded to one O(10), one O(18), one O(2), one O(21), and one O(4) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(5)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Li(7)O4 tetrahedra,  an edgeedge with one Mn(2)O5 trigonal bipyramid, and  an edgeedge with one Mn(5)O5 trigonal bipyramid. In the fifth Mn site, Mn(5) is bonded to one O(15), one O(21), one O(23), one O(4), and one O(7) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(7)O4 tetrahedra,  an edgeedge with one Mn(4)O5 trigonal bipyramid, and  an edgeedge with one Mn(7)O5 trigonal bipyramid. In the sixth Mn site, Mn(6) is bonded to one O(14), one O(17), one O(22), one O(24), and one O(8) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra,  an edgeedge with one Li(1)O4 tetrahedra,  an edgeedge with one Mn(1)O5 trigonal bipyramid, and  an edgeedge with one Mn(3)O5 trigonal bipyramid. In the seventh Mn site, Mn(7) is bonded to one O(13), one O(15), one O(20), one O(23), and one O(5) atom to form distorted MnO5 trigonal bipyramids that share  a cornercorner with one Li(4)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra,  an edgeedge with one Li(5)O4 tetrahedra,  an edgeedge with one Mn(2)O5 trigonal bipyramid, and  an edgeedge with one Mn(5)O5 trigonal bipyramid. In the eighth Mn site, Mn(8) is bonded to one O(11), one O(16), one O(19), one O(3), and one O(9) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Li(6)O4 tetrahedra,  an edgeedge with one Mn(1)O5 trigonal bipyramid, and  an edgeedge with one Mn(3)O5 trigonal bipyramid. There are eight inequivalent B sites. In the first B site, B(1) is bonded in a trigonal planar geometry to one O(16), one O(18), and one O(2) atom. In the second B site, B(2) is bonded in a trigonal planar geometry to one O(10), one O(24), and one O(8) atom. In the third B site, B(3) is bonded in a trigonal planar geometry to one O(13), one O(3), and one O(5) atom. In the fourth B site, B(4) is bonded in a trigonal planar geometry to one O(14), one O(4), and one O(6) atom. In the fifth B site, B(5) is bonded in a trigonal planar geometry to one O(11), one O(19), and one O(21) atom. In the sixth B site, B(6) is bonded in a trigonal planar geometry to one O(12), one O(20), and one O(22) atom. In the seventh B site, B(7) is bonded in a trigonal planar geometry to one O(1), one O(15), and one O(17) atom. In the eighth B site, B(8) is bonded in a trigonal planar geometry to one O(23), one O(7), and one O(9) atom. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal non-coplanar geometry to one Li(2), one Mn(3), and one B(7) atom. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), one Mn(2), one Mn(4), and one B(1) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one Li(6), one Mn(3), one Mn(8), and one B(3) atom. In the fourth O site, O(4) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Mn(4), one Mn(5), and one B(4) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one Mn(2), one Mn(7), and one B(3) atom. In the sixth O site, O(6) is bonded to one Li(3), one Li(4), one Mn(1), and one B(4) atom to form distorted corner-sharing OLi2MnB tetrahedra. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Li(7), one Mn(5), and one B(8) atom. In the eighth O site, O(8) is bonded in a 4-coordinate geometry to one Li(2), one Mn(3), one Mn(6), and one B(2) atom. In the ninth O site, O(9) is bonded in a distorted rectangular see-saw-like geometry to one Li(4), one Mn(1), one Mn(8), and one B(8) atom. In the tenth O site, O(10) is bonded to one Li(5), one Mn(2), one Mn(4), and one B(2) atom to form distorted corner-sharing OLiMn2B trigonal pyramids. In the eleventh O site, O(11) is bonded in a 4-coordinate geometry to one Li(7), one Mn(3), one Mn(8), and one B(5) atom. In the twelfth O site, O(12) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Li(3), one Mn(2), and one B(6) atom. In the thirteenth O site, O(13) is bonded to one Li(5), one Li(6), one Mn(7), and one B(3) atom to form distorted corner-sharing OLi2MnB trigonal pyramids. In the fourteenth O site, O(14) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Mn(1), one Mn(6), and one B(4) atom. In the fifteenth O site, O(15) is bonded in a distorted trigonal non-coplanar geometry to one Mn(5), one Mn(7), and one B(7) atom. In the sixteenth O site, O(16) is bonded to one Li(3), one Mn(1), one Mn(8), and one B(1) atom to form distorted OLiMn2B tetrahedra that share  a cornercorner with one O(22)LiMn2B tetrahedra and corners with two equivalent O(6)Li2MnB tetrahedra. In the seventeenth O site, O(17) is bonded to one Li(6), one Mn(3), one Mn(6), and one B(7) atom to form distorted OLiMn2B tetrahedra that share  a cornercorner with one O(22)LiMn2B tetrahedra and  a cornercorner with one O(13)Li2MnB trigonal pyramid. In the eighteenth O site, O(18) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Li(7), one Mn(4), and one B(1) atom. In the nineteenth O site, O(19) is bonded in a distorted rectangular see-saw-like geometry to one Li(4), one Li(6), one Mn(8), and one B(5) atom. In the twentieth O site, O(20) is bonded in a distorted rectangular see-saw-like geometry to one Li(5), one Mn(2), one Mn(7), and one B(6) atom. In the twenty-first O site, O(21) is bonded in a 4-coordinate geometry to one Li(7), one Mn(4), one Mn(5), and one B(5) atom. In the twenty-second O site, O(22) is bonded to one Li(2), one Mn(1), one Mn(6), and one B(6) atom to form distorted OLiMn2B tetrahedra that share  a cornercorner with one O(6)Li2MnB tetrahedra,  a cornercorner with one O(16)LiMn2B tetrahedra, and  a cornercorner with one O(17)LiMn2B tetrahedra. In the twenty-third O site, O(23) is bonded to one Li(4), one Mn(5), one Mn(7), and one B(8) atom to form distorted corner-sharing OLiMn2B tetrahedra. In the twenty-fourth O site, O(24) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Li(5), one Mn(6), and one B(2) atom.
Li7Mn8(BO3)8 crystallizes in the triclinic P1 space group. There are seven inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(14), one O(18), one O(24), and one O(4) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  a cornercorner with one Mn(1)O5 trigonal bipyramid,  a cornercorner with one Mn(5)O5 trigonal bipyramid, corners with two equivalent Mn(4)O5 trigonal bipyramids, and  an edgeedge with one Mn(6)O5 trigonal bipyramid. The Li(1)-O(14) bond length is 1.96 Å. The Li(1)-O(18) bond length is 1.91 Å. The Li(1)-O(24) bond length is 2.11 Å. The Li(1)-O(4) bond length is 2.03 Å. In the second Li site, Li(2) is bonded to one O(1), one O(12), one O(22), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Mn(1)O5 trigonal bipyramid,  a cornercorner with one Mn(2)O5 trigonal bipyramid, corners with two equivalent Mn(6)O5 trigonal bipyramids, and  an edgeedge with one Mn(3)O5 trigonal bipyramid. The Li(2)-O(1) bond length is 1.99 Å. The Li(2)-O(12) bond length is 1.99 Å. The Li(2)-O(22) bond length is 1.95 Å. The Li(2)-O(8) bond length is 2.02 Å. In the third Li site, Li(3) is bonded to one O(12), one O(16), one O(2), and one O(6) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra,  a cornercorner with one Mn(4)O5 trigonal bipyramid,  a cornercorner with one Mn(8)O5 trigonal bipyramid, corners with two equivalent Mn(1)O5 trigonal bipyramids, and  an edgeedge with one Mn(2)O5 trigonal bipyramid. The Li(3)-O(12) bond length is 2.04 Å. The Li(3)-O(16) bond length is 2.03 Å. The Li(3)-O(2) bond length is 1.98 Å. The Li(3)-O(6) bond length is 1.92 Å. In the fourth Li site, Li(4) is bonded to one O(19), one O(23), one O(6), and one O(9) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra,  a cornercorner with one Mn(5)O5 trigonal bipyramid,  a cornercorner with one Mn(7)O5 trigonal bipyramid, corners with two equivalent Mn(8)O5 trigonal bipyramids, and  an edgeedge with one Mn(1)O5 trigonal bipyramid. The Li(4)-O(19) bond length is 1.96 Å. The Li(4)-O(23) bond length is 2.00 Å. The Li(4)-O(6) bond length is 2.10 Å. The Li(4)-O(9) bond length is 2.04 Å. In the fifth Li site, Li(5) is bonded to one O(10), one O(13), one O(20), and one O(24) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra,  a cornercorner with one Mn(4)O5 trigonal bipyramid,  a cornercorner with one Mn(6)O5 trigonal bipyramid, corners with two equivalent Mn(2)O5 trigonal bipyramids, and  an edgeedge with one Mn(7)O5 trigonal bipyramid. The Li(5)-O(10) bond length is 1.96 Å. The Li(5)-O(13) bond length is 2.03 Å. The Li(5)-O(20) bond length is 2.10 Å. The Li(5)-O(24) bond length is 1.99 Å. In the sixth Li site, Li(6) is bonded to one O(13), one O(17), one O(19), and one O(3) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(4)O4 tetrahedra,  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Mn(6)O5 trigonal bipyramid,  a cornercorner with one Mn(7)O5 trigonal bipyramid, corners with two equivalent Mn(3)O5 trigonal bipyramids, and  an edgeedge with one Mn(8)O5 trigonal bipyramid. The Li(6)-O(13) bond length is 1.95 Å. The Li(6)-O(17) bond length is 2.07 Å. The Li(6)-O(19) bond length is 2.05 Å. The Li(6)-O(3) bond length is 2.01 Å. In the seventh Li site, Li(7) is bonded to one O(11), one O(18), one O(21), and one O(7) atom to form LiO4 tetrahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Mn(3)O5 trigonal bipyramid,  a cornercorner with one Mn(8)O5 trigonal bipyramid, corners with two equivalent Mn(5)O5 trigonal bipyramids, and  an edgeedge with one Mn(4)O5 trigonal bipyramid. The Li(7)-O(11) bond length is 1.92 Å. The Li(7)-O(18) bond length is 2.06 Å. The Li(7)-O(21) bond length is 1.96 Å. The Li(7)-O(7) bond length is 1.88 Å. There are eight inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(14), one O(16), one O(22), one O(6), and one O(9) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra, corners with two equivalent Li(3)O4 tetrahedra,  an edgeedge with one Li(4)O4 tetrahedra,  an edgeedge with one Mn(6)O5 trigonal bipyramid, and  an edgeedge with one Mn(8)O5 trigonal bipyramid. The Mn(1)-O(14) bond length is 2.12 Å. The Mn(1)-O(16) bond length is 2.12 Å. The Mn(1)-O(22) bond length is 2.27 Å. The Mn(1)-O(6) bond length is 2.10 Å. The Mn(1)-O(9) bond length is 2.29 Å. In the second Mn site, Mn(2) is bonded to one O(10), one O(12), one O(2), one O(20), and one O(5) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(2)O4 tetrahedra, corners with two equivalent Li(5)O4 tetrahedra,  an edgeedge with one Li(3)O4 tetrahedra,  an edgeedge with one Mn(4)O5 trigonal bipyramid, and  an edgeedge with one Mn(7)O5 trigonal bipyramid. The Mn(2)-O(10) bond length is 2.14 Å. The Mn(2)-O(12) bond length is 2.08 Å. The Mn(2)-O(2) bond length is 2.22 Å. The Mn(2)-O(20) bond length is 2.16 Å. The Mn(2)-O(5) bond length is 2.15 Å. In the third Mn site, Mn(3) is bonded to one O(1), one O(11), one O(17), one O(3), and one O(8) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(7)O4 tetrahedra, corners with two equivalent Li(6)O4 tetrahedra,  an edgeedge with one Li(2)O4 tetrahedra,  an edgeedge with one Mn(6)O5 trigonal bipyramid, and  an edgeedge with one Mn(8)O5 trigonal bipyramid. The Mn(3)-O(1) bond length is 2.05 Å. The Mn(3)-O(11) bond length is 2.23 Å. The Mn(3)-O(17) bond length is 2.10 Å. The Mn(3)-O(3) bond length is 2.12 Å. The Mn(3)-O(8) bond length is 2.35 Å. In the fourth Mn site, Mn(4) is bonded to one O(10), one O(18), one O(2), one O(21), and one O(4) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(5)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Li(7)O4 tetrahedra,  an edgeedge with one Mn(2)O5 trigonal bipyramid, and  an edgeedge with one Mn(5)O5 trigonal bipyramid. The Mn(4)-O(10) bond length is 2.24 Å. The Mn(4)-O(18) bond length is 2.09 Å. The Mn(4)-O(2) bond length is 2.14 Å. The Mn(4)-O(21) bond length is 2.27 Å. The Mn(4)-O(4) bond length is 2.11 Å. In the fifth Mn site, Mn(5) is bonded to one O(15), one O(21), one O(23), one O(4), and one O(7) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(7)O4 tetrahedra,  an edgeedge with one Mn(4)O5 trigonal bipyramid, and  an edgeedge with one Mn(7)O5 trigonal bipyramid. The Mn(5)-O(15) bond length is 2.23 Å. The Mn(5)-O(21) bond length is 2.11 Å. The Mn(5)-O(23) bond length is 2.24 Å. The Mn(5)-O(4) bond length is 2.29 Å. The Mn(5)-O(7) bond length is 2.05 Å. In the sixth Mn site, Mn(6) is bonded to one O(14), one O(17), one O(22), one O(24), and one O(8) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra, corners with two equivalent Li(2)O4 tetrahedra,  an edgeedge with one Li(1)O4 tetrahedra,  an edgeedge with one Mn(1)O5 trigonal bipyramid, and  an edgeedge with one Mn(3)O5 trigonal bipyramid. The Mn(6)-O(14) bond length is 2.27 Å. The Mn(6)-O(17) bond length is 2.26 Å. The Mn(6)-O(22) bond length is 2.14 Å. The Mn(6)-O(24) bond length is 2.08 Å. The Mn(6)-O(8) bond length is 2.09 Å. In the seventh Mn site, Mn(7) is bonded to one O(13), one O(15), one O(20), one O(23), and one O(5) atom to form distorted MnO5 trigonal bipyramids that share  a cornercorner with one Li(4)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra,  an edgeedge with one Li(5)O4 tetrahedra,  an edgeedge with one Mn(2)O5 trigonal bipyramid, and  an edgeedge with one Mn(5)O5 trigonal bipyramid. The Mn(7)-O(13) bond length is 2.27 Å. The Mn(7)-O(15) bond length is 1.97 Å. The Mn(7)-O(20) bond length is 2.07 Å. The Mn(7)-O(23) bond length is 2.03 Å. The Mn(7)-O(5) bond length is 1.97 Å. In the eighth Mn site, Mn(8) is bonded to one O(11), one O(16), one O(19), one O(3), and one O(9) atom to form MnO5 trigonal bipyramids that share  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Li(6)O4 tetrahedra,  an edgeedge with one Mn(1)O5 trigonal bipyramid, and  an edgeedge with one Mn(3)O5 trigonal bipyramid. The Mn(8)-O(11) bond length is 2.14 Å. The Mn(8)-O(16) bond length is 2.24 Å. The Mn(8)-O(19) bond length is 2.09 Å. The Mn(8)-O(3) bond length is 2.22 Å. The Mn(8)-O(9) bond length is 2.10 Å. There are eight inequivalent B sites. In the first B site, B(1) is bonded in a trigonal planar geometry to one O(16), one O(18), and one O(2) atom. The B(1)-O(16) bond length is 1.40 Å. The B(1)-O(18) bond length is 1.38 Å. The B(1)-O(2) bond length is 1.40 Å. In the second B site, B(2) is bonded in a trigonal planar geometry to one O(10), one O(24), and one O(8) atom. The B(2)-O(10) bond length is 1.41 Å. The B(2)-O(24) bond length is 1.39 Å. The B(2)-O(8) bond length is 1.39 Å. In the third B site, B(3) is bonded in a trigonal planar geometry to one O(13), one O(3), and one O(5) atom. The B(3)-O(13) bond length is 1.38 Å. The B(3)-O(3) bond length is 1.39 Å. The B(3)-O(5) bond length is 1.40 Å. In the fourth B site, B(4) is bonded in a trigonal planar geometry to one O(14), one O(4), and one O(6) atom. The B(4)-O(14) bond length is 1.39 Å. The B(4)-O(4) bond length is 1.40 Å. The B(4)-O(6) bond length is 1.39 Å. In the fifth B site, B(5) is bonded in a trigonal planar geometry to one O(11), one O(19), and one O(21) atom. The B(5)-O(11) bond length is 1.40 Å. The B(5)-O(19) bond length is 1.38 Å. The B(5)-O(21) bond length is 1.39 Å. In the sixth B site, B(6) is bonded in a trigonal planar geometry to one O(12), one O(20), and one O(22) atom. The B(6)-O(12) bond length is 1.37 Å. The B(6)-O(20) bond length is 1.42 Å. The B(6)-O(22) bond length is 1.39 Å. In the seventh B site, B(7) is bonded in a trigonal planar geometry to one O(1), one O(15), and one O(17) atom. The B(7)-O(1) bond length is 1.36 Å. The B(7)-O(15) bond length is 1.41 Å. The B(7)-O(17) bond length is 1.40 Å. In the eighth B site, B(8) is bonded in a trigonal planar geometry to one O(23), one O(7), and one O(9) atom. The B(8)-O(23) bond length is 1.44 Å. The B(8)-O(7) bond length is 1.35 Å. The B(8)-O(9) bond length is 1.39 Å. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal non-coplanar geometry to one Li(2), one Mn(3), and one B(7) atom. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), one Mn(2), one Mn(4), and one B(1) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one Li(6), one Mn(3), one Mn(8), and one B(3) atom. In the fourth O site, O(4) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Mn(4), one Mn(5), and one B(4) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one Mn(2), one Mn(7), and one B(3) atom. In the sixth O site, O(6) is bonded to one Li(3), one Li(4), one Mn(1), and one B(4) atom to form distorted corner-sharing OLi2MnB tetrahedra. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Li(7), one Mn(5), and one B(8) atom. In the eighth O site, O(8) is bonded in a 4-coordinate geometry to one Li(2), one Mn(3), one Mn(6), and one B(2) atom. In the ninth O site, O(9) is bonded in a distorted rectangular see-saw-like geometry to one Li(4), one Mn(1), one Mn(8), and one B(8) atom. In the tenth O site, O(10) is bonded to one Li(5), one Mn(2), one Mn(4), and one B(2) atom to form distorted corner-sharing OLiMn2B trigonal pyramids. In the eleventh O site, O(11) is bonded in a 4-coordinate geometry to one Li(7), one Mn(3), one Mn(8), and one B(5) atom. In the twelfth O site, O(12) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Li(3), one Mn(2), and one B(6) atom. In the thirteenth O site, O(13) is bonded to one Li(5), one Li(6), one Mn(7), and one B(3) atom to form distorted corner-sharing OLi2MnB trigonal pyramids. In the fourteenth O site, O(14) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Mn(1), one Mn(6), and one B(4) atom. In the fifteenth O site, O(15) is bonded in a distorted trigonal non-coplanar geometry to one Mn(5), one Mn(7), and one B(7) atom. In the sixteenth O site, O(16) is bonded to one Li(3), one Mn(1), one Mn(8), and one B(1) atom to form distorted OLiMn2B tetrahedra that share  a cornercorner with one O(22)LiMn2B tetrahedra and corners with two equivalent O(6)Li2MnB tetrahedra. In the seventeenth O site, O(17) is bonded to one Li(6), one Mn(3), one Mn(6), and one B(7) atom to form distorted OLiMn2B tetrahedra that share  a cornercorner with one O(22)LiMn2B tetrahedra and  a cornercorner with one O(13)Li2MnB trigonal pyramid. In the eighteenth O site, O(18) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Li(7), one Mn(4), and one B(1) atom. In the nineteenth O site, O(19) is bonded in a distorted rectangular see-saw-like geometry to one Li(4), one Li(6), one Mn(8), and one B(5) atom. In the twentieth O site, O(20) is bonded in a distorted rectangular see-saw-like geometry to one Li(5), one Mn(2), one Mn(7), and one B(6) atom. In the twenty-first O site, O(21) is bonded in a 4-coordinate geometry to one Li(7), one Mn(4), one Mn(5), and one B(5) atom. In the twenty-second O site, O(22) is bonded to one Li(2), one Mn(1), one Mn(6), and one B(6) atom to form distorted OLiMn2B tetrahedra that share  a cornercorner with one O(6)Li2MnB tetrahedra,  a cornercorner with one O(16)LiMn2B tetrahedra, and  a cornercorner with one O(17)LiMn2B tetrahedra. In the twenty-third O site, O(23) is bonded to one Li(4), one Mn(5), one Mn(7), and one B(8) atom to form distorted corner-sharing OLiMn2B tetrahedra. In the twenty-fourth O site, O(24) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Li(5), one Mn(6), and one B(2) atom.