Li6Mn5O12 crystallizes in the monoclinic C2 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to two equivalent O(3), two equivalent O(4), and two equivalent O(6) atoms to form LiO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, edges with three equivalent Li(4)O6 octahedra, and edges with three equivalent Mn(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-10°. In the second Li site, Li(2) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form distorted LiO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(4)O6 octahedra,  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(4)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Mn(2)O6 octahedra,  an edgeedge with one Mn(4)O6 octahedra, edges with three equivalent Li(3)O6 octahedra, and edges with three equivalent Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-13°. In the third Li site, Li(3) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form distorted LiO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(4)O6 octahedra,  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(4)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Mn(2)O6 octahedra,  an edgeedge with one Mn(4)O6 octahedra, edges with three equivalent Li(2)O6 octahedra, and edges with three equivalent Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-14°. In the fourth Li site, Li(4) is bonded to two equivalent O(3), two equivalent O(4), and two equivalent O(6) atoms to form LiO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, edges with three equivalent Li(1)O6 octahedra, and edges with three equivalent Mn(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-14°. There are four inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(5) atoms to form MnO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, and edges with three equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 6-15°. In the second Mn site, Mn(2) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(5) atoms to form MnO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, and edges with three equivalent Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-16°. In the third Mn site, Mn(3) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form MnO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(4)O6 octahedra,  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(4)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Mn(2)O6 octahedra,  an edgeedge with one Mn(4)O6 octahedra, edges with three equivalent Li(2)O6 octahedra, and edges with three equivalent Li(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-16°. In the fourth Mn site, Mn(4) is bonded to two equivalent O(3), two equivalent O(4), and two equivalent O(6) atoms to form MnO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, edges with three equivalent Li(1)O6 octahedra, and edges with three equivalent Li(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-13°. There are six inequivalent O sites. In the first O site, O(1) is bonded to one Li(2), one Li(3), one Mn(1), one Mn(2), and one Mn(3) atom to form OLi2Mn3 square pyramids that share  a cornercorner with one O(3)Li4Mn2 octahedra,  a cornercorner with one O(4)Li4Mn2 octahedra,  a cornercorner with one O(6)Li4Mn2 octahedra, corners with three equivalent O(2)Li2Mn3 square pyramids, corners with three equivalent O(5)Li2Mn3 square pyramids,  an edgeedge with one O(3)Li4Mn2 octahedra,  an edgeedge with one O(4)Li4Mn2 octahedra,  an edgeedge with one O(6)Li4Mn2 octahedra,  an edgeedge with one O(1)Li2Mn3 square pyramid, edges with two equivalent O(2)Li2Mn3 square pyramids, and edges with two equivalent O(5)Li2Mn3 square pyramids. The corner-sharing octahedral tilt angles range from 5-10°. In the second O site, O(2) is bonded to one Li(2), one Li(3), one Mn(1), one Mn(2), and one Mn(3) atom to form distorted OLi2Mn3 square pyramids that share  a cornercorner with one O(3)Li4Mn2 octahedra,  a cornercorner with one O(4)Li4Mn2 octahedra,  a cornercorner with one O(6)Li4Mn2 octahedra,  a cornercorner with one O(5)Li2Mn3 square pyramid, corners with two equivalent O(2)Li2Mn3 square pyramids, corners with three equivalent O(1)Li2Mn3 square pyramids,  an edgeedge with one O(3)Li4Mn2 octahedra,  an edgeedge with one O(4)Li4Mn2 octahedra,  an edgeedge with one O(6)Li4Mn2 octahedra, edges with two equivalent O(1)Li2Mn3 square pyramids, and edges with three equivalent O(5)Li2Mn3 square pyramids. The corner-sharing octahedral tilt angles range from 6-19°. In the third O site, O(3) is bonded to one Li(1), one Li(2), one Li(3), one Li(4), one Mn(3), and one Mn(4) atom to form OLi4Mn2 octahedra that share  a cornercorner with one O(3)Li4Mn2 octahedra,  a cornercorner with one O(4)Li4Mn2 octahedra,  a cornercorner with one O(6)Li4Mn2 octahedra,  a cornercorner with one O(1)Li2Mn3 square pyramid,  a cornercorner with one O(2)Li2Mn3 square pyramid,  a cornercorner with one O(5)Li2Mn3 square pyramid,  an edgeedge with one O(3)Li4Mn2 octahedra, edges with four equivalent O(4)Li4Mn2 octahedra, edges with four equivalent O(6)Li4Mn2 octahedra,  an edgeedge with one O(1)Li2Mn3 square pyramid,  an edgeedge with one O(2)Li2Mn3 square pyramid, and  an edgeedge with one O(5)Li2Mn3 square pyramid. The corner-sharing octahedral tilt angles range from 3-6°. In the fourth O site, O(4) is bonded to one Li(1), one Li(2), one Li(3), one Li(4), one Mn(3), and one Mn(4) atom to form OLi4Mn2 octahedra that share  a cornercorner with one O(3)Li4Mn2 octahedra,  a cornercorner with one O(4)Li4Mn2 octahedra,  a cornercorner with one O(6)Li4Mn2 octahedra,  a cornercorner with one O(1)Li2Mn3 square pyramid,  a cornercorner with one O(2)Li2Mn3 square pyramid,  a cornercorner with one O(5)Li2Mn3 square pyramid,  an edgeedge with one O(4)Li4Mn2 octahedra, edges with four equivalent O(3)Li4Mn2 octahedra, edges with four equivalent O(6)Li4Mn2 octahedra,  an edgeedge with one O(1)Li2Mn3 square pyramid,  an edgeedge with one O(2)Li2Mn3 square pyramid, and  an edgeedge with one O(5)Li2Mn3 square pyramid. The corner-sharing octahedral tilt angles range from 6-9°. In the fifth O site, O(5) is bonded to one Li(2), one Li(3), one Mn(1), one Mn(2), and one Mn(3) atom to form distorted OLi2Mn3 square pyramids that share  a cornercorner with one O(3)Li4Mn2 octahedra,  a cornercorner with one O(4)Li4Mn2 octahedra,  a cornercorner with one O(6)Li4Mn2 octahedra,  a cornercorner with one O(2)Li2Mn3 square pyramid, corners with two equivalent O(5)Li2Mn3 square pyramids, corners with three equivalent O(1)Li2Mn3 square pyramids,  an edgeedge with one O(3)Li4Mn2 octahedra,  an edgeedge with one O(4)Li4Mn2 octahedra,  an edgeedge with one O(6)Li4Mn2 octahedra, edges with two equivalent O(1)Li2Mn3 square pyramids, and edges with three equivalent O(2)Li2Mn3 square pyramids. The corner-sharing octahedral tilt angles range from 6-19°. In the sixth O site, O(6) is bonded to one Li(1), one Li(2), one Li(3), one Li(4), one Mn(3), and one Mn(4) atom to form OLi4Mn2 octahedra that share  a cornercorner with one O(3)Li4Mn2 octahedra,  a cornercorner with one O(4)Li4Mn2 octahedra,  a cornercorner with one O(6)Li4Mn2 octahedra,  a cornercorner with one O(1)Li2Mn3 square pyramid,  a cornercorner with one O(2)Li2Mn3 square pyramid,  a cornercorner with one O(5)Li2Mn3 square pyramid,  an edgeedge with one O(6)Li4Mn2 octahedra, edges with four equivalent O(3)Li4Mn2 octahedra, edges with four equivalent O(4)Li4Mn2 octahedra,  an edgeedge with one O(1)Li2Mn3 square pyramid,  an edgeedge with one O(2)Li2Mn3 square pyramid, and  an edgeedge with one O(5)Li2Mn3 square pyramid. The corner-sharing octahedral tilt angles range from 4-9°.
Li6Mn5O12 crystallizes in the monoclinic C2 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to two equivalent O(3), two equivalent O(4), and two equivalent O(6) atoms to form LiO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, edges with three equivalent Li(4)O6 octahedra, and edges with three equivalent Mn(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-10°. Both Li(1)-O(3) bond lengths are 2.01 Å. Both Li(1)-O(4) bond lengths are 2.07 Å. Both Li(1)-O(6) bond lengths are 2.30 Å. In the second Li site, Li(2) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form distorted LiO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(4)O6 octahedra,  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(4)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Mn(2)O6 octahedra,  an edgeedge with one Mn(4)O6 octahedra, edges with three equivalent Li(3)O6 octahedra, and edges with three equivalent Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-13°. The Li(2)-O(1) bond length is 2.20 Å. The Li(2)-O(2) bond length is 2.47 Å. The Li(2)-O(3) bond length is 2.04 Å. The Li(2)-O(4) bond length is 2.05 Å. The Li(2)-O(5) bond length is 2.04 Å. The Li(2)-O(6) bond length is 2.02 Å. In the third Li site, Li(3) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form distorted LiO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(4)O6 octahedra,  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(4)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Mn(2)O6 octahedra,  an edgeedge with one Mn(4)O6 octahedra, edges with three equivalent Li(2)O6 octahedra, and edges with three equivalent Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-14°. The Li(3)-O(1) bond length is 2.12 Å. The Li(3)-O(2) bond length is 2.03 Å. The Li(3)-O(3) bond length is 2.01 Å. The Li(3)-O(4) bond length is 2.16 Å. The Li(3)-O(5) bond length is 2.53 Å. The Li(3)-O(6) bond length is 1.98 Å. In the fourth Li site, Li(4) is bonded to two equivalent O(3), two equivalent O(4), and two equivalent O(6) atoms to form LiO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, edges with three equivalent Li(1)O6 octahedra, and edges with three equivalent Mn(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-14°. Both Li(4)-O(3) bond lengths are 2.10 Å. Both Li(4)-O(4) bond lengths are 2.16 Å. Both Li(4)-O(6) bond lengths are 2.07 Å. There are four inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(5) atoms to form MnO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, and edges with three equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 6-15°. Both Mn(1)-O(1) bond lengths are 1.97 Å. Both Mn(1)-O(2) bond lengths are 1.97 Å. Both Mn(1)-O(5) bond lengths are 1.93 Å. In the second Mn site, Mn(2) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(5) atoms to form MnO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, and edges with three equivalent Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-16°. Both Mn(2)-O(1) bond lengths are 2.02 Å. Both Mn(2)-O(2) bond lengths are 1.96 Å. Both Mn(2)-O(5) bond lengths are 1.92 Å. In the third Mn site, Mn(3) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form MnO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(4)O6 octahedra,  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra,  a cornercorner with one Mn(4)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Mn(2)O6 octahedra,  an edgeedge with one Mn(4)O6 octahedra, edges with three equivalent Li(2)O6 octahedra, and edges with three equivalent Li(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-16°. The Mn(3)-O(1) bond length is 1.99 Å. The Mn(3)-O(2) bond length is 2.04 Å. The Mn(3)-O(3) bond length is 2.12 Å. The Mn(3)-O(4) bond length is 1.93 Å. The Mn(3)-O(5) bond length is 2.17 Å. The Mn(3)-O(6) bond length is 1.90 Å. In the fourth Mn site, Mn(4) is bonded to two equivalent O(3), two equivalent O(4), and two equivalent O(6) atoms to form MnO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, edges with three equivalent Li(1)O6 octahedra, and edges with three equivalent Li(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-13°. Both Mn(4)-O(3) bond lengths are 1.93 Å. Both Mn(4)-O(4) bond lengths are 1.96 Å. Both Mn(4)-O(6) bond lengths are 2.03 Å. There are six inequivalent O sites. In the first O site, O(1) is bonded to one Li(2), one Li(3), one Mn(1), one Mn(2), and one Mn(3) atom to form OLi2Mn3 square pyramids that share  a cornercorner with one O(3)Li4Mn2 octahedra,  a cornercorner with one O(4)Li4Mn2 octahedra,  a cornercorner with one O(6)Li4Mn2 octahedra, corners with three equivalent O(2)Li2Mn3 square pyramids, corners with three equivalent O(5)Li2Mn3 square pyramids,  an edgeedge with one O(3)Li4Mn2 octahedra,  an edgeedge with one O(4)Li4Mn2 octahedra,  an edgeedge with one O(6)Li4Mn2 octahedra,  an edgeedge with one O(1)Li2Mn3 square pyramid, edges with two equivalent O(2)Li2Mn3 square pyramids, and edges with two equivalent O(5)Li2Mn3 square pyramids. The corner-sharing octahedral tilt angles range from 5-10°. In the second O site, O(2) is bonded to one Li(2), one Li(3), one Mn(1), one Mn(2), and one Mn(3) atom to form distorted OLi2Mn3 square pyramids that share  a cornercorner with one O(3)Li4Mn2 octahedra,  a cornercorner with one O(4)Li4Mn2 octahedra,  a cornercorner with one O(6)Li4Mn2 octahedra,  a cornercorner with one O(5)Li2Mn3 square pyramid, corners with two equivalent O(2)Li2Mn3 square pyramids, corners with three equivalent O(1)Li2Mn3 square pyramids,  an edgeedge with one O(3)Li4Mn2 octahedra,  an edgeedge with one O(4)Li4Mn2 octahedra,  an edgeedge with one O(6)Li4Mn2 octahedra, edges with two equivalent O(1)Li2Mn3 square pyramids, and edges with three equivalent O(5)Li2Mn3 square pyramids. The corner-sharing octahedral tilt angles range from 6-19°. In the third O site, O(3) is bonded to one Li(1), one Li(2), one Li(3), one Li(4), one Mn(3), and one Mn(4) atom to form OLi4Mn2 octahedra that share  a cornercorner with one O(3)Li4Mn2 octahedra,  a cornercorner with one O(4)Li4Mn2 octahedra,  a cornercorner with one O(6)Li4Mn2 octahedra,  a cornercorner with one O(1)Li2Mn3 square pyramid,  a cornercorner with one O(2)Li2Mn3 square pyramid,  a cornercorner with one O(5)Li2Mn3 square pyramid,  an edgeedge with one O(3)Li4Mn2 octahedra, edges with four equivalent O(4)Li4Mn2 octahedra, edges with four equivalent O(6)Li4Mn2 octahedra,  an edgeedge with one O(1)Li2Mn3 square pyramid,  an edgeedge with one O(2)Li2Mn3 square pyramid, and  an edgeedge with one O(5)Li2Mn3 square pyramid. The corner-sharing octahedral tilt angles range from 3-6°. In the fourth O site, O(4) is bonded to one Li(1), one Li(2), one Li(3), one Li(4), one Mn(3), and one Mn(4) atom to form OLi4Mn2 octahedra that share  a cornercorner with one O(3)Li4Mn2 octahedra,  a cornercorner with one O(4)Li4Mn2 octahedra,  a cornercorner with one O(6)Li4Mn2 octahedra,  a cornercorner with one O(1)Li2Mn3 square pyramid,  a cornercorner with one O(2)Li2Mn3 square pyramid,  a cornercorner with one O(5)Li2Mn3 square pyramid,  an edgeedge with one O(4)Li4Mn2 octahedra, edges with four equivalent O(3)Li4Mn2 octahedra, edges with four equivalent O(6)Li4Mn2 octahedra,  an edgeedge with one O(1)Li2Mn3 square pyramid,  an edgeedge with one O(2)Li2Mn3 square pyramid, and  an edgeedge with one O(5)Li2Mn3 square pyramid. The corner-sharing octahedral tilt angles range from 6-9°. In the fifth O site, O(5) is bonded to one Li(2), one Li(3), one Mn(1), one Mn(2), and one Mn(3) atom to form distorted OLi2Mn3 square pyramids that share  a cornercorner with one O(3)Li4Mn2 octahedra,  a cornercorner with one O(4)Li4Mn2 octahedra,  a cornercorner with one O(6)Li4Mn2 octahedra,  a cornercorner with one O(2)Li2Mn3 square pyramid, corners with two equivalent O(5)Li2Mn3 square pyramids, corners with three equivalent O(1)Li2Mn3 square pyramids,  an edgeedge with one O(3)Li4Mn2 octahedra,  an edgeedge with one O(4)Li4Mn2 octahedra,  an edgeedge with one O(6)Li4Mn2 octahedra, edges with two equivalent O(1)Li2Mn3 square pyramids, and edges with three equivalent O(2)Li2Mn3 square pyramids. The corner-sharing octahedral tilt angles range from 6-19°. In the sixth O site, O(6) is bonded to one Li(1), one Li(2), one Li(3), one Li(4), one Mn(3), and one Mn(4) atom to form OLi4Mn2 octahedra that share  a cornercorner with one O(3)Li4Mn2 octahedra,  a cornercorner with one O(4)Li4Mn2 octahedra,  a cornercorner with one O(6)Li4Mn2 octahedra,  a cornercorner with one O(1)Li2Mn3 square pyramid,  a cornercorner with one O(2)Li2Mn3 square pyramid,  a cornercorner with one O(5)Li2Mn3 square pyramid,  an edgeedge with one O(6)Li4Mn2 octahedra, edges with four equivalent O(3)Li4Mn2 octahedra, edges with four equivalent O(4)Li4Mn2 octahedra,  an edgeedge with one O(1)Li2Mn3 square pyramid,  an edgeedge with one O(2)Li2Mn3 square pyramid, and  an edgeedge with one O(5)Li2Mn3 square pyramid. The corner-sharing octahedral tilt angles range from 4-9°.