Li8MnNi7O16 is Caswellsilverite-derived structured and crystallizes in the triclinic P-1 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(3), one O(4), one O(8), and two equivalent O(6) atoms to form LiO6 octahedra that share  a cornercorner with one Ni(3)O6 octahedra,  a cornercorner with one Ni(4)O6 octahedra, corners with two equivalent Ni(1)O6 octahedra, corners with two equivalent Ni(2)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-10°. In the second Li site, Li(2) is bonded to one O(1), one O(2), one O(4), one O(7), and two equivalent O(5) atoms to form LiO6 octahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Ni(2)O6 octahedra, corners with two equivalent Ni(1)O6 octahedra, corners with two equivalent Ni(3)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(3)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, and edges with two equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-11°. In the third Li site, Li(3) is bonded to one O(2), one O(4), one O(5), one O(8), and two equivalent O(3) atoms to form LiO6 octahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Ni(1)O6 octahedra,  a cornercorner with one Ni(3)O6 octahedra,  a cornercorner with one Ni(4)O6 octahedra, corners with two equivalent Ni(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Ni(3)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, and edges with two equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-9°. In the fourth Li site, Li(4) is bonded to one O(1), one O(2), one O(6), one O(8), and two equivalent O(7) atoms to form LiO6 octahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Ni(1)O6 octahedra,  a cornercorner with one Ni(2)O6 octahedra,  a cornercorner with one Ni(4)O6 octahedra, corners with two equivalent Ni(3)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 2-12°. Mn(1) is bonded to two equivalent O(1), two equivalent O(3), 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 Li(4)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, edges with two equivalent Ni(2)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-5°. There are four inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(7), and one O(8) atom to form NiO6 octahedra that share  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Li(4)O6 octahedra, corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Ni(2)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-11°. In the second Ni site, Ni(2) is bonded to one O(3), one O(4), one O(5), one O(6), and two equivalent O(2) atoms to form NiO6 octahedra that share  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Li(4)O6 octahedra, corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(3)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 Ni(2)O6 octahedra,  an edgeedge with one Ni(3)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, and edges with two equivalent Ni(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 2-9°. In the third Ni site, Ni(3) is bonded to one O(1), one O(5), one O(6), one O(7), and two equivalent O(8) atoms to form NiO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(3)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(4)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra,  an edgeedge with one Ni(3)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, and edges with two equivalent Ni(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-12°. In the fourth Ni site, Ni(4) is bonded to two equivalent O(4), two equivalent O(6), and two equivalent O(7) atoms to form NiO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Li(4)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, edges with two equivalent Ni(2)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-7°. There are eight inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Li(2), one Li(4), one Mn(1), one Ni(1), and one Ni(3) atom to form OLi3MnNi2 octahedra that share  a cornercorner with one O(1)Li3MnNi2 octahedra,  a cornercorner with one O(5)Li3MnNi2 octahedra,  a cornercorner with one O(2)Li3Ni3 octahedra,  a cornercorner with one O(4)Li3Ni3 octahedra,  a cornercorner with one O(7)Li3Ni3 octahedra,  a cornercorner with one O(8)Li3Ni3 octahedra,  an edgeedge with one O(2)Li3Ni3 octahedra,  an edgeedge with one O(4)Li3Ni3 octahedra, edges with two equivalent O(3)Li3MnNi2 octahedra, edges with two equivalent O(5)Li3MnNi2 octahedra, edges with two equivalent O(6)Li3Ni3 octahedra, edges with two equivalent O(7)Li3Ni3 octahedra, and edges with two equivalent O(8)Li3Ni3 octahedra. The corner-sharing octahedral tilt angles range from 0-6°. In the second O site, O(2) is bonded to one Li(2), one Li(3), one Li(4), one Ni(1), and two equivalent Ni(2) atoms to form OLi3Ni3 octahedra that share  a cornercorner with one O(1)Li3MnNi2 octahedra,  a cornercorner with one O(3)Li3MnNi2 octahedra,  a cornercorner with one O(5)Li3MnNi2 octahedra,  a cornercorner with one O(4)Li3Ni3 octahedra,  a cornercorner with one O(6)Li3Ni3 octahedra,  a cornercorner with one O(8)Li3Ni3 octahedra,  an edgeedge with one O(1)Li3MnNi2 octahedra,  an edgeedge with one O(2)Li3Ni3 octahedra,  an edgeedge with one O(6)Li3Ni3 octahedra,  an edgeedge with one O(8)Li3Ni3 octahedra, edges with two equivalent O(3)Li3MnNi2 octahedra, edges with two equivalent O(5)Li3MnNi2 octahedra, edges with two equivalent O(4)Li3Ni3 octahedra, and edges with two equivalent O(7)Li3Ni3 octahedra. The corner-sharing octahedral tilt angles range from 0-7°. In the third O site, O(3) is bonded to one Li(1), two equivalent Li(3), one Mn(1), one Ni(1), and one Ni(2) atom to form OLi3MnNi2 octahedra that share  a cornercorner with one O(3)Li3MnNi2 octahedra,  a cornercorner with one O(5)Li3MnNi2 octahedra,  a cornercorner with one O(2)Li3Ni3 octahedra,  a cornercorner with one O(4)Li3Ni3 octahedra,  a cornercorner with one O(6)Li3Ni3 octahedra,  a cornercorner with one O(7)Li3Ni3 octahedra,  an edgeedge with one O(3)Li3MnNi2 octahedra,  an edgeedge with one O(6)Li3Ni3 octahedra, edges with two equivalent O(1)Li3MnNi2 octahedra, edges with two equivalent O(5)Li3MnNi2 octahedra, edges with two equivalent O(2)Li3Ni3 octahedra, edges with two equivalent O(4)Li3Ni3 octahedra, and edges with two equivalent O(8)Li3Ni3 octahedra. The corner-sharing octahedral tilt angles range from 0-7°. In the fourth O site, O(4) is bonded to one Li(1), one Li(2), one Li(3), one Ni(1), one Ni(2), and one Ni(4) atom to form OLi3Ni3 octahedra that share  a cornercorner with one O(1)Li3MnNi2 octahedra,  a cornercorner with one O(3)Li3MnNi2 octahedra,  a cornercorner with one O(2)Li3Ni3 octahedra,  a cornercorner with one O(4)Li3Ni3 octahedra,  a cornercorner with one O(6)Li3Ni3 octahedra,  a cornercorner with one O(8)Li3Ni3 octahedra,  an edgeedge with one O(1)Li3MnNi2 octahedra,  an edgeedge with one O(8)Li3Ni3 octahedra, edges with two equivalent O(3)Li3MnNi2 octahedra, edges with two equivalent O(5)Li3MnNi2 octahedra, edges with two equivalent O(2)Li3Ni3 octahedra, edges with two equivalent O(6)Li3Ni3 octahedra, and edges with two equivalent O(7)Li3Ni3 octahedra. The corner-sharing octahedral tilt angles range from 0-6°. In the fifth O site, O(5) is bonded to one Li(3), two equivalent Li(2), one Mn(1), one Ni(2), and one Ni(3) atom to form OLi3MnNi2 octahedra that share  a cornercorner with one O(1)Li3MnNi2 octahedra,  a cornercorner with one O(3)Li3MnNi2 octahedra,  a cornercorner with one O(5)Li3MnNi2 octahedra,  a cornercorner with one O(2)Li3Ni3 octahedra,  a cornercorner with one O(7)Li3Ni3 octahedra,  a cornercorner with one O(8)Li3Ni3 octahedra,  an edgeedge with one O(5)Li3MnNi2 octahedra,  an edgeedge with one O(6)Li3Ni3 octahedra,  an edgeedge with one O(7)Li3Ni3 octahedra,  an edgeedge with one O(8)Li3Ni3 octahedra, edges with two equivalent O(1)Li3MnNi2 octahedra, edges with two equivalent O(3)Li3MnNi2 octahedra, edges with two equivalent O(2)Li3Ni3 octahedra, and edges with two equivalent O(4)Li3Ni3 octahedra. The corner-sharing octahedral tilt angles range from 0-5°. In the sixth O site, O(6) is bonded to one Li(4), two equivalent Li(1), one Ni(2), one Ni(3), and one Ni(4) atom to form OLi3Ni3 octahedra that share  a cornercorner with one O(3)Li3MnNi2 octahedra,  a cornercorner with one O(2)Li3Ni3 octahedra,  a cornercorner with one O(4)Li3Ni3 octahedra,  a cornercorner with one O(6)Li3Ni3 octahedra,  a cornercorner with one O(7)Li3Ni3 octahedra,  a cornercorner with one O(8)Li3Ni3 octahedra,  an edgeedge with one O(3)Li3MnNi2 octahedra,  an edgeedge with one O(5)Li3MnNi2 octahedra,  an edgeedge with one O(2)Li3Ni3 octahedra,  an edgeedge with one O(6)Li3Ni3 octahedra, edges with two equivalent O(1)Li3MnNi2 octahedra, edges with two equivalent O(4)Li3Ni3 octahedra, edges with two equivalent O(7)Li3Ni3 octahedra, and edges with two equivalent O(8)Li3Ni3 octahedra. The corner-sharing octahedral tilt angles range from 0-6°. In the seventh O site, O(7) is bonded to one Li(2), two equivalent Li(4), one Ni(1), one Ni(3), and one Ni(4) atom to form OLi3Ni3 octahedra that share  a cornercorner with one O(1)Li3MnNi2 octahedra,  a cornercorner with one O(3)Li3MnNi2 octahedra,  a cornercorner with one O(5)Li3MnNi2 octahedra,  a cornercorner with one O(6)Li3Ni3 octahedra,  a cornercorner with one O(7)Li3Ni3 octahedra,  a cornercorner with one O(8)Li3Ni3 octahedra,  an edgeedge with one O(5)Li3MnNi2 octahedra,  an edgeedge with one O(7)Li3Ni3 octahedra, edges with two equivalent O(1)Li3MnNi2 octahedra, edges with two equivalent O(2)Li3Ni3 octahedra, edges with two equivalent O(4)Li3Ni3 octahedra, edges with two equivalent O(6)Li3Ni3 octahedra, and edges with two equivalent O(8)Li3Ni3 octahedra. The corner-sharing octahedral tilt angles range from 0-5°. In the eighth O site, O(8) is bonded to one Li(1), one Li(3), one Li(4), one Ni(1), and two equivalent Ni(3) atoms to form OLi3Ni3 octahedra that share  a cornercorner with one O(1)Li3MnNi2 octahedra,  a cornercorner with one O(5)Li3MnNi2 octahedra,  a cornercorner with one O(2)Li3Ni3 octahedra,  a cornercorner with one O(4)Li3Ni3 octahedra,  a cornercorner with one O(6)Li3Ni3 octahedra,  a cornercorner with one O(7)Li3Ni3 octahedra,  an edgeedge with one O(5)Li3MnNi2 octahedra,  an edgeedge with one O(2)Li3Ni3 octahedra,  an edgeedge with one O(4)Li3Ni3 octahedra,  an edgeedge with one O(8)Li3Ni3 octahedra, edges with two equivalent O(1)Li3MnNi2 octahedra, edges with two equivalent O(3)Li3MnNi2 octahedra, edges with two equivalent O(6)Li3Ni3 octahedra, and edges with two equivalent O(7)Li3Ni3 octahedra. The corner-sharing octahedral tilt angles range from 0-6°.
Li8MnNi7O16 is Caswellsilverite-derived structured and crystallizes in the triclinic P-1 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(3), one O(4), one O(8), and two equivalent O(6) atoms to form LiO6 octahedra that share  a cornercorner with one Ni(3)O6 octahedra,  a cornercorner with one Ni(4)O6 octahedra, corners with two equivalent Ni(1)O6 octahedra, corners with two equivalent Ni(2)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-10°. The Li(1)-O(1) bond length is 2.14 Å. The Li(1)-O(3) bond length is 2.03 Å. The Li(1)-O(4) bond length is 2.08 Å. The Li(1)-O(8) bond length is 2.08 Å. There is one shorter (2.17 Å) and one longer (2.25 Å) Li(1)-O(6) bond length. In the second Li site, Li(2) is bonded to one O(1), one O(2), one O(4), one O(7), and two equivalent O(5) atoms to form LiO6 octahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Ni(2)O6 octahedra, corners with two equivalent Ni(1)O6 octahedra, corners with two equivalent Ni(3)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra,  an edgeedge with one Ni(3)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, and edges with two equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-11°. The Li(2)-O(1) bond length is 2.19 Å. The Li(2)-O(2) bond length is 2.11 Å. The Li(2)-O(4) bond length is 2.11 Å. The Li(2)-O(7) bond length is 2.03 Å. There is one shorter (2.14 Å) and one longer (2.15 Å) Li(2)-O(5) bond length. In the third Li site, Li(3) is bonded to one O(2), one O(4), one O(5), one O(8), and two equivalent O(3) atoms to form LiO6 octahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Ni(1)O6 octahedra,  a cornercorner with one Ni(3)O6 octahedra,  a cornercorner with one Ni(4)O6 octahedra, corners with two equivalent Ni(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Ni(3)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, and edges with two equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-9°. The Li(3)-O(2) bond length is 2.05 Å. The Li(3)-O(4) bond length is 2.18 Å. The Li(3)-O(5) bond length is 2.13 Å. The Li(3)-O(8) bond length is 2.16 Å. There is one shorter (2.14 Å) and one longer (2.21 Å) Li(3)-O(3) bond length. In the fourth Li site, Li(4) is bonded to one O(1), one O(2), one O(6), one O(8), and two equivalent O(7) atoms to form LiO6 octahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Ni(1)O6 octahedra,  a cornercorner with one Ni(2)O6 octahedra,  a cornercorner with one Ni(4)O6 octahedra, corners with two equivalent Ni(3)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 2-12°. The Li(4)-O(1) bond length is 2.12 Å. The Li(4)-O(2) bond length is 2.20 Å. The Li(4)-O(6) bond length is 2.04 Å. The Li(4)-O(8) bond length is 2.02 Å. There is one shorter (2.21 Å) and one longer (2.29 Å) Li(4)-O(7) bond length. Mn(1) is bonded to two equivalent O(1), two equivalent O(3), 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 Li(4)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, edges with two equivalent Ni(2)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-5°. Both Mn(1)-O(1) bond lengths are 1.95 Å. Both Mn(1)-O(3) bond lengths are 1.95 Å. Both Mn(1)-O(5) bond lengths are 1.94 Å. There are four inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(7), and one O(8) atom to form NiO6 octahedra that share  a cornercorner with one Li(3)O6 octahedra,  a cornercorner with one Li(4)O6 octahedra, corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Ni(2)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-11°. The Ni(1)-O(1) bond length is 2.09 Å. The Ni(1)-O(2) bond length is 2.06 Å. The Ni(1)-O(3) bond length is 2.06 Å. The Ni(1)-O(4) bond length is 2.07 Å. The Ni(1)-O(7) bond length is 2.05 Å. The Ni(1)-O(8) bond length is 2.06 Å. In the second Ni site, Ni(2) is bonded to one O(3), one O(4), one O(5), one O(6), and two equivalent O(2) atoms to form NiO6 octahedra that share  a cornercorner with one Li(2)O6 octahedra,  a cornercorner with one Li(4)O6 octahedra, corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(3)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 Ni(2)O6 octahedra,  an edgeedge with one Ni(3)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, and edges with two equivalent Ni(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 2-9°. The Ni(2)-O(3) bond length is 2.02 Å. The Ni(2)-O(4) bond length is 1.97 Å. The Ni(2)-O(5) bond length is 2.11 Å. The Ni(2)-O(6) bond length is 1.91 Å. There is one shorter (1.89 Å) and one longer (2.06 Å) Ni(2)-O(2) bond length. In the third Ni site, Ni(3) is bonded to one O(1), one O(5), one O(6), one O(7), and two equivalent O(8) atoms to form NiO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(3)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(4)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra,  an edgeedge with one Ni(3)O6 octahedra,  an edgeedge with one Ni(4)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, and edges with two equivalent Ni(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 1-12°. The Ni(3)-O(1) bond length is 1.94 Å. The Ni(3)-O(5) bond length is 1.94 Å. The Ni(3)-O(6) bond length is 2.14 Å. The Ni(3)-O(7) bond length is 1.95 Å. There is one shorter (1.89 Å) and one longer (2.09 Å) Ni(3)-O(8) bond length. In the fourth Ni site, Ni(4) is bonded to two equivalent O(4), two equivalent O(6), and two equivalent O(7) atoms to form NiO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Li(4)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Ni(1)O6 octahedra, edges with two equivalent Ni(2)O6 octahedra, and edges with two equivalent Ni(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 3-7°. Both Ni(4)-O(4) bond lengths are 1.91 Å. Both Ni(4)-O(6) bond lengths are 1.91 Å. Both Ni(4)-O(7) bond lengths are 1.93 Å. There are eight inequivalent O sites. In the first O site, O(1) is bonded to one Li(1), one Li(2), one Li(4), one Mn(1), one Ni(1), and one Ni(3) atom to form OLi3MnNi2 octahedra that share  a cornercorner with one O(1)Li3MnNi2 octahedra,  a cornercorner with one O(5)Li3MnNi2 octahedra,  a cornercorner with one O(2)Li3Ni3 octahedra,  a cornercorner with one O(4)Li3Ni3 octahedra,  a cornercorner with one O(7)Li3Ni3 octahedra,  a cornercorner with one O(8)Li3Ni3 octahedra,  an edgeedge with one O(2)Li3Ni3 octahedra,  an edgeedge with one O(4)Li3Ni3 octahedra, edges with two equivalent O(3)Li3MnNi2 octahedra, edges with two equivalent O(5)Li3MnNi2 octahedra, edges with two equivalent O(6)Li3Ni3 octahedra, edges with two equivalent O(7)Li3Ni3 octahedra, and edges with two equivalent O(8)Li3Ni3 octahedra. The corner-sharing octahedral tilt angles range from 0-6°. In the second O site, O(2) is bonded to one Li(2), one Li(3), one Li(4), one Ni(1), and two equivalent Ni(2) atoms to form OLi3Ni3 octahedra that share  a cornercorner with one O(1)Li3MnNi2 octahedra,  a cornercorner with one O(3)Li3MnNi2 octahedra,  a cornercorner with one O(5)Li3MnNi2 octahedra,  a cornercorner with one O(4)Li3Ni3 octahedra,  a cornercorner with one O(6)Li3Ni3 octahedra,  a cornercorner with one O(8)Li3Ni3 octahedra,  an edgeedge with one O(1)Li3MnNi2 octahedra,  an edgeedge with one O(2)Li3Ni3 octahedra,  an edgeedge with one O(6)Li3Ni3 octahedra,  an edgeedge with one O(8)Li3Ni3 octahedra, edges with two equivalent O(3)Li3MnNi2 octahedra, edges with two equivalent O(5)Li3MnNi2 octahedra, edges with two equivalent O(4)Li3Ni3 octahedra, and edges with two equivalent O(7)Li3Ni3 octahedra. The corner-sharing octahedral tilt angles range from 0-7°. In the third O site, O(3) is bonded to one Li(1), two equivalent Li(3), one Mn(1), one Ni(1), and one Ni(2) atom to form OLi3MnNi2 octahedra that share  a cornercorner with one O(3)Li3MnNi2 octahedra,  a cornercorner with one O(5)Li3MnNi2 octahedra,  a cornercorner with one O(2)Li3Ni3 octahedra,  a cornercorner with one O(4)Li3Ni3 octahedra,  a cornercorner with one O(6)Li3Ni3 octahedra,  a cornercorner with one O(7)Li3Ni3 octahedra,  an edgeedge with one O(3)Li3MnNi2 octahedra,  an edgeedge with one O(6)Li3Ni3 octahedra, edges with two equivalent O(1)Li3MnNi2 octahedra, edges with two equivalent O(5)Li3MnNi2 octahedra, edges with two equivalent O(2)Li3Ni3 octahedra, edges with two equivalent O(4)Li3Ni3 octahedra, and edges with two equivalent O(8)Li3Ni3 octahedra. The corner-sharing octahedral tilt angles range from 0-7°. In the fourth O site, O(4) is bonded to one Li(1), one Li(2), one Li(3), one Ni(1), one Ni(2), and one Ni(4) atom to form OLi3Ni3 octahedra that share  a cornercorner with one O(1)Li3MnNi2 octahedra,  a cornercorner with one O(3)Li3MnNi2 octahedra,  a cornercorner with one O(2)Li3Ni3 octahedra,  a cornercorner with one O(4)Li3Ni3 octahedra,  a cornercorner with one O(6)Li3Ni3 octahedra,  a cornercorner with one O(8)Li3Ni3 octahedra,  an edgeedge with one O(1)Li3MnNi2 octahedra,  an edgeedge with one O(8)Li3Ni3 octahedra, edges with two equivalent O(3)Li3MnNi2 octahedra, edges with two equivalent O(5)Li3MnNi2 octahedra, edges with two equivalent O(2)Li3Ni3 octahedra, edges with two equivalent O(6)Li3Ni3 octahedra, and edges with two equivalent O(7)Li3Ni3 octahedra. The corner-sharing octahedral tilt angles range from 0-6°. In the fifth O site, O(5) is bonded to one Li(3), two equivalent Li(2), one Mn(1), one Ni(2), and one Ni(3) atom to form OLi3MnNi2 octahedra that share  a cornercorner with one O(1)Li3MnNi2 octahedra,  a cornercorner with one O(3)Li3MnNi2 octahedra,  a cornercorner with one O(5)Li3MnNi2 octahedra,  a cornercorner with one O(2)Li3Ni3 octahedra,  a cornercorner with one O(7)Li3Ni3 octahedra,  a cornercorner with one O(8)Li3Ni3 octahedra,  an edgeedge with one O(5)Li3MnNi2 octahedra,  an edgeedge with one O(6)Li3Ni3 octahedra,  an edgeedge with one O(7)Li3Ni3 octahedra,  an edgeedge with one O(8)Li3Ni3 octahedra, edges with two equivalent O(1)Li3MnNi2 octahedra, edges with two equivalent O(3)Li3MnNi2 octahedra, edges with two equivalent O(2)Li3Ni3 octahedra, and edges with two equivalent O(4)Li3Ni3 octahedra. The corner-sharing octahedral tilt angles range from 0-5°. In the sixth O site, O(6) is bonded to one Li(4), two equivalent Li(1), one Ni(2), one Ni(3), and one Ni(4) atom to form OLi3Ni3 octahedra that share  a cornercorner with one O(3)Li3MnNi2 octahedra,  a cornercorner with one O(2)Li3Ni3 octahedra,  a cornercorner with one O(4)Li3Ni3 octahedra,  a cornercorner with one O(6)Li3Ni3 octahedra,  a cornercorner with one O(7)Li3Ni3 octahedra,  a cornercorner with one O(8)Li3Ni3 octahedra,  an edgeedge with one O(3)Li3MnNi2 octahedra,  an edgeedge with one O(5)Li3MnNi2 octahedra,  an edgeedge with one O(2)Li3Ni3 octahedra,  an edgeedge with one O(6)Li3Ni3 octahedra, edges with two equivalent O(1)Li3MnNi2 octahedra, edges with two equivalent O(4)Li3Ni3 octahedra, edges with two equivalent O(7)Li3Ni3 octahedra, and edges with two equivalent O(8)Li3Ni3 octahedra. The corner-sharing octahedral tilt angles range from 0-6°. In the seventh O site, O(7) is bonded to one Li(2), two equivalent Li(4), one Ni(1), one Ni(3), and one Ni(4) atom to form OLi3Ni3 octahedra that share  a cornercorner with one O(1)Li3MnNi2 octahedra,  a cornercorner with one O(3)Li3MnNi2 octahedra,  a cornercorner with one O(5)Li3MnNi2 octahedra,  a cornercorner with one O(6)Li3Ni3 octahedra,  a cornercorner with one O(7)Li3Ni3 octahedra,  a cornercorner with one O(8)Li3Ni3 octahedra,  an edgeedge with one O(5)Li3MnNi2 octahedra,  an edgeedge with one O(7)Li3Ni3 octahedra, edges with two equivalent O(1)Li3MnNi2 octahedra, edges with two equivalent O(2)Li3Ni3 octahedra, edges with two equivalent O(4)Li3Ni3 octahedra, edges with two equivalent O(6)Li3Ni3 octahedra, and edges with two equivalent O(8)Li3Ni3 octahedra. The corner-sharing octahedral tilt angles range from 0-5°. In the eighth O site, O(8) is bonded to one Li(1), one Li(3), one Li(4), one Ni(1), and two equivalent Ni(3) atoms to form OLi3Ni3 octahedra that share  a cornercorner with one O(1)Li3MnNi2 octahedra,  a cornercorner with one O(5)Li3MnNi2 octahedra,  a cornercorner with one O(2)Li3Ni3 octahedra,  a cornercorner with one O(4)Li3Ni3 octahedra,  a cornercorner with one O(6)Li3Ni3 octahedra,  a cornercorner with one O(7)Li3Ni3 octahedra,  an edgeedge with one O(5)Li3MnNi2 octahedra,  an edgeedge with one O(2)Li3Ni3 octahedra,  an edgeedge with one O(4)Li3Ni3 octahedra,  an edgeedge with one O(8)Li3Ni3 octahedra, edges with two equivalent O(1)Li3MnNi2 octahedra, edges with two equivalent O(3)Li3MnNi2 octahedra, edges with two equivalent O(6)Li3Ni3 octahedra, and edges with two equivalent O(7)Li3Ni3 octahedra. The corner-sharing octahedral tilt angles range from 0-6°.