Li6FeAlO6 is Ilmenite-derived structured and crystallizes in the triclinic P1 space group. There are twelve inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(10), one O(11), one O(2), and one O(4) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(5)O4 tetrahedra, corners with three equivalent Li(8)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Al(2)O6 octahedra,  an edgeedge with one Li(12)O4 tetrahedra,  an edgeedge with one Li(6)O4 tetrahedra, and  an edgeedge with one Li(7)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 24-57°. In the second Li site, Li(2) is bonded to one O(1), one O(12), one O(5), and one O(8) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(3)O4 tetrahedra, corners with three equivalent Li(9)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Al(1)O6 octahedra,  an edgeedge with one Li(10)O4 tetrahedra,  an edgeedge with one Li(11)O4 tetrahedra, and  an edgeedge with one Li(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 25-58°. In the third Li site, Li(3) is bonded to one O(12), one O(3), one O(5), and one O(8) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(2)O4 tetrahedra, corners with three equivalent Li(9)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Al(1)O6 octahedra,  an edgeedge with one Li(10)O4 tetrahedra,  an edgeedge with one Li(11)O4 tetrahedra, and  an edgeedge with one Li(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 24-58°. In the fourth Li site, Li(4) is bonded to one O(1), one O(3), one O(5), and one O(9) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(10)O4 tetrahedra, corners with three equivalent Li(11)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Al(2)O6 octahedra,  an edgeedge with one Li(2)O4 tetrahedra,  an edgeedge with one Li(3)O4 tetrahedra, and  an edgeedge with one Li(9)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 25-58°. In the fifth Li site, Li(5) is bonded to one O(10), one O(11), one O(4), and one O(6) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(8)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Al(2)O6 octahedra,  an edgeedge with one Li(12)O4 tetrahedra,  an edgeedge with one Li(6)O4 tetrahedra, and  an edgeedge with one Li(7)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 25-58°. In the sixth Li site, Li(6) is bonded to one O(2), one O(4), one O(6), and one O(7) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(12)O4 tetrahedra, corners with three equivalent Li(7)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Al(1)O6 octahedra,  an edgeedge with one Li(1)O4 tetrahedra,  an edgeedge with one Li(5)O4 tetrahedra, and  an edgeedge with one Li(8)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 25-58°. In the seventh Li site, Li(7) is bonded to one O(10), one O(2), one O(6), and one O(7) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(12)O4 tetrahedra, corners with three equivalent Li(6)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Al(1)O6 octahedra,  an edgeedge with one Li(1)O4 tetrahedra,  an edgeedge with one Li(5)O4 tetrahedra, and  an edgeedge with one Li(8)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 25-58°. In the eighth Li site, Li(8) is bonded to one O(10), one O(11), one O(4), and one O(7) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(5)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Al(2)O6 octahedra,  an edgeedge with one Li(12)O4 tetrahedra,  an edgeedge with one Li(6)O4 tetrahedra, and  an edgeedge with one Li(7)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 25-58°. In the ninth Li site, Li(9) is bonded to one O(12), one O(5), one O(8), and one O(9) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(2)O4 tetrahedra, corners with three equivalent Li(3)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Al(1)O6 octahedra,  an edgeedge with one Li(10)O4 tetrahedra,  an edgeedge with one Li(11)O4 tetrahedra, and  an edgeedge with one Li(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 25-58°. In the tenth Li site, Li(10) is bonded to one O(1), one O(3), one O(8), and one O(9) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(11)O4 tetrahedra, corners with three equivalent Li(4)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Al(2)O6 octahedra,  an edgeedge with one Li(2)O4 tetrahedra,  an edgeedge with one Li(3)O4 tetrahedra, and  an edgeedge with one Li(9)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 25-58°. In the eleventh Li site, Li(11) is bonded to one O(1), one O(12), one O(3), and one O(9) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(10)O4 tetrahedra, corners with three equivalent Li(4)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Al(2)O6 octahedra,  an edgeedge with one Li(2)O4 tetrahedra,  an edgeedge with one Li(3)O4 tetrahedra, and  an edgeedge with one Li(9)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 25-58°. In the twelfth Li site, Li(12) is bonded to one O(11), one O(2), one O(6), and one O(7) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(6)O4 tetrahedra, corners with three equivalent Li(7)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Al(1)O6 octahedra,  an edgeedge with one Li(1)O4 tetrahedra,  an edgeedge with one Li(5)O4 tetrahedra, and  an edgeedge with one Li(8)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 25-58°. There are two inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(1), one O(10), one O(11), one O(3), one O(4), and one O(9) atom to form distorted FeO6 octahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(10)O4 tetrahedra,  a cornercorner with one Li(11)O4 tetrahedra,  a cornercorner with one Li(12)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra,  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  a cornercorner with one Li(9)O4 tetrahedra, edges with three equivalent Al(2)O6 octahedra,  an edgeedge with one Li(1)O4 tetrahedra,  an edgeedge with one Li(10)O4 tetrahedra,  an edgeedge with one Li(11)O4 tetrahedra,  an edgeedge with one Li(4)O4 tetrahedra,  an edgeedge with one Li(5)O4 tetrahedra, and  an edgeedge with one Li(8)O4 tetrahedra. In the second Fe site, Fe(2) is bonded to one O(12), one O(2), one O(5), one O(6), one O(7), and one O(8) atom to form distorted FeO6 octahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(10)O4 tetrahedra,  a cornercorner with one Li(11)O4 tetrahedra,  a cornercorner with one Li(12)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra,  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  a cornercorner with one Li(9)O4 tetrahedra, edges with three equivalent Al(1)O6 octahedra,  an edgeedge with one Li(12)O4 tetrahedra,  an edgeedge with one Li(2)O4 tetrahedra,  an edgeedge with one Li(3)O4 tetrahedra,  an edgeedge with one Li(6)O4 tetrahedra,  an edgeedge with one Li(7)O4 tetrahedra, and  an edgeedge with one Li(9)O4 tetrahedra. There are two inequivalent Al sites. In the first Al site, Al(1) is bonded to one O(12), one O(2), one O(5), one O(6), one O(7), and one O(8) atom to form AlO6 octahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(10)O4 tetrahedra,  a cornercorner with one Li(11)O4 tetrahedra,  a cornercorner with one Li(12)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra,  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  a cornercorner with one Li(9)O4 tetrahedra, edges with three equivalent Fe(2)O6 octahedra,  an edgeedge with one Li(12)O4 tetrahedra,  an edgeedge with one Li(2)O4 tetrahedra,  an edgeedge with one Li(3)O4 tetrahedra,  an edgeedge with one Li(6)O4 tetrahedra,  an edgeedge with one Li(7)O4 tetrahedra, and  an edgeedge with one Li(9)O4 tetrahedra. In the second Al site, Al(2) is bonded to one O(1), one O(10), one O(11), one O(3), one O(4), and one O(9) atom to form AlO6 octahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(10)O4 tetrahedra,  a cornercorner with one Li(11)O4 tetrahedra,  a cornercorner with one Li(12)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra,  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  a cornercorner with one Li(9)O4 tetrahedra, edges with three equivalent Fe(1)O6 octahedra,  an edgeedge with one Li(1)O4 tetrahedra,  an edgeedge with one Li(10)O4 tetrahedra,  an edgeedge with one Li(11)O4 tetrahedra,  an edgeedge with one Li(4)O4 tetrahedra,  an edgeedge with one Li(5)O4 tetrahedra, and  an edgeedge with one Li(8)O4 tetrahedra. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a 6-coordinate geometry to one Li(10), one Li(11), one Li(2), one Li(4), one Fe(1), and one Al(2) atom. In the second O site, O(2) is bonded in a 6-coordinate geometry to one Li(1), one Li(12), one Li(6), one Li(7), one Fe(2), and one Al(1) atom. In the third O site, O(3) is bonded to one Li(10), one Li(11), one Li(3), one Li(4), one Fe(1), and one Al(2) atom to form distorted edge-sharing OLi4AlFe pentagonal pyramids. In the fourth O site, O(4) is bonded in a 6-coordinate geometry to one Li(1), one Li(5), one Li(6), one Li(8), one Fe(1), and one Al(2) atom. In the fifth O site, O(5) is bonded to one Li(2), one Li(3), one Li(4), one Li(9), one Fe(2), and one Al(1) atom to form a mixture of distorted edge and corner-sharing OLi4AlFe pentagonal pyramids. In the sixth O site, O(6) is bonded to one Li(12), one Li(5), one Li(6), one Li(7), one Fe(2), and one Al(1) atom to form a mixture of distorted edge and corner-sharing OLi4AlFe pentagonal pyramids. In the seventh O site, O(7) is bonded in a 6-coordinate geometry to one Li(12), one Li(6), one Li(7), one Li(8), one Fe(2), and one Al(1) atom. In the eighth O site, O(8) is bonded to one Li(10), one Li(2), one Li(3), one Li(9), one Fe(2), and one Al(1) atom to form a mixture of distorted edge and corner-sharing OLi4AlFe pentagonal pyramids. In the ninth O site, O(9) is bonded in a 6-coordinate geometry to one Li(10), one Li(11), one Li(4), one Li(9), one Fe(1), and one Al(2) atom. In the tenth O site, O(10) is bonded to one Li(1), one Li(5), one Li(7), one Li(8), one Fe(1), and one Al(2) atom to form distorted edge-sharing OLi4AlFe pentagonal pyramids. In the eleventh O site, O(11) is bonded in a 6-coordinate geometry to one Li(1), one Li(12), one Li(5), one Li(8), one Fe(1), and one Al(2) atom. In the twelfth O site, O(12) is bonded in a 6-coordinate geometry to one Li(11), one Li(2), one Li(3), one Li(9), one Fe(2), and one Al(1) atom.
Li6FeAlO6 is Ilmenite-derived structured and crystallizes in the triclinic P1 space group. There are twelve inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(10), one O(11), one O(2), and one O(4) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(5)O4 tetrahedra, corners with three equivalent Li(8)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Al(2)O6 octahedra,  an edgeedge with one Li(12)O4 tetrahedra,  an edgeedge with one Li(6)O4 tetrahedra, and  an edgeedge with one Li(7)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 24-57°. The Li(1)-O(10) bond length is 1.91 Å. The Li(1)-O(11) bond length is 1.93 Å. The Li(1)-O(2) bond length is 2.05 Å. The Li(1)-O(4) bond length is 1.96 Å. In the second Li site, Li(2) is bonded to one O(1), one O(12), one O(5), and one O(8) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(3)O4 tetrahedra, corners with three equivalent Li(9)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Al(1)O6 octahedra,  an edgeedge with one Li(10)O4 tetrahedra,  an edgeedge with one Li(11)O4 tetrahedra, and  an edgeedge with one Li(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 25-58°. The Li(2)-O(1) bond length is 2.06 Å. The Li(2)-O(12) bond length is 1.90 Å. The Li(2)-O(5) bond length is 1.95 Å. The Li(2)-O(8) bond length is 1.93 Å. In the third Li site, Li(3) is bonded to one O(12), one O(3), one O(5), and one O(8) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(2)O4 tetrahedra, corners with three equivalent Li(9)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Al(1)O6 octahedra,  an edgeedge with one Li(10)O4 tetrahedra,  an edgeedge with one Li(11)O4 tetrahedra, and  an edgeedge with one Li(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 24-58°. The Li(3)-O(12) bond length is 1.95 Å. The Li(3)-O(3) bond length is 2.05 Å. The Li(3)-O(5) bond length is 1.93 Å. The Li(3)-O(8) bond length is 1.91 Å. In the fourth Li site, Li(4) is bonded to one O(1), one O(3), one O(5), and one O(9) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(10)O4 tetrahedra, corners with three equivalent Li(11)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Al(2)O6 octahedra,  an edgeedge with one Li(2)O4 tetrahedra,  an edgeedge with one Li(3)O4 tetrahedra, and  an edgeedge with one Li(9)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 25-58°. The Li(4)-O(1) bond length is 1.95 Å. The Li(4)-O(3) bond length is 1.91 Å. The Li(4)-O(5) bond length is 2.05 Å. The Li(4)-O(9) bond length is 1.93 Å. In the fifth Li site, Li(5) is bonded to one O(10), one O(11), one O(4), and one O(6) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(8)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Al(2)O6 octahedra,  an edgeedge with one Li(12)O4 tetrahedra,  an edgeedge with one Li(6)O4 tetrahedra, and  an edgeedge with one Li(7)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 25-58°. The Li(5)-O(10) bond length is 1.92 Å. The Li(5)-O(11) bond length is 1.96 Å. The Li(5)-O(4) bond length is 1.91 Å. The Li(5)-O(6) bond length is 2.05 Å. In the sixth Li site, Li(6) is bonded to one O(2), one O(4), one O(6), and one O(7) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(12)O4 tetrahedra, corners with three equivalent Li(7)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Al(1)O6 octahedra,  an edgeedge with one Li(1)O4 tetrahedra,  an edgeedge with one Li(5)O4 tetrahedra, and  an edgeedge with one Li(8)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 25-58°. The Li(6)-O(2) bond length is 1.96 Å. The Li(6)-O(4) bond length is 2.05 Å. The Li(6)-O(6) bond length is 1.93 Å. The Li(6)-O(7) bond length is 1.90 Å. In the seventh Li site, Li(7) is bonded to one O(10), one O(2), one O(6), and one O(7) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(12)O4 tetrahedra, corners with three equivalent Li(6)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Al(1)O6 octahedra,  an edgeedge with one Li(1)O4 tetrahedra,  an edgeedge with one Li(5)O4 tetrahedra, and  an edgeedge with one Li(8)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 25-58°. The Li(7)-O(10) bond length is 2.06 Å. The Li(7)-O(2) bond length is 1.93 Å. The Li(7)-O(6) bond length is 1.91 Å. The Li(7)-O(7) bond length is 1.95 Å. In the eighth Li site, Li(8) is bonded to one O(10), one O(11), one O(4), and one O(7) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(5)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Al(2)O6 octahedra,  an edgeedge with one Li(12)O4 tetrahedra,  an edgeedge with one Li(6)O4 tetrahedra, and  an edgeedge with one Li(7)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 25-58°. The Li(8)-O(10) bond length is 1.95 Å. The Li(8)-O(11) bond length is 1.90 Å. The Li(8)-O(4) bond length is 1.93 Å. The Li(8)-O(7) bond length is 2.07 Å. In the ninth Li site, Li(9) is bonded to one O(12), one O(5), one O(8), and one O(9) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(2)O4 tetrahedra, corners with three equivalent Li(3)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Al(1)O6 octahedra,  an edgeedge with one Li(10)O4 tetrahedra,  an edgeedge with one Li(11)O4 tetrahedra, and  an edgeedge with one Li(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 25-58°. The Li(9)-O(12) bond length is 1.92 Å. The Li(9)-O(5) bond length is 1.91 Å. The Li(9)-O(8) bond length is 1.95 Å. The Li(9)-O(9) bond length is 2.06 Å. In the tenth Li site, Li(10) is bonded to one O(1), one O(3), one O(8), and one O(9) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(11)O4 tetrahedra, corners with three equivalent Li(4)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Al(2)O6 octahedra,  an edgeedge with one Li(2)O4 tetrahedra,  an edgeedge with one Li(3)O4 tetrahedra, and  an edgeedge with one Li(9)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 25-58°. The Li(10)-O(1) bond length is 1.90 Å. The Li(10)-O(3) bond length is 1.93 Å. The Li(10)-O(8) bond length is 2.05 Å. The Li(10)-O(9) bond length is 1.96 Å. In the eleventh Li site, Li(11) is bonded to one O(1), one O(12), one O(3), and one O(9) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(10)O4 tetrahedra, corners with three equivalent Li(4)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Al(2)O6 octahedra,  an edgeedge with one Li(2)O4 tetrahedra,  an edgeedge with one Li(3)O4 tetrahedra, and  an edgeedge with one Li(9)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 25-58°. The Li(11)-O(1) bond length is 1.93 Å. The Li(11)-O(12) bond length is 2.07 Å. The Li(11)-O(3) bond length is 1.95 Å. The Li(11)-O(9) bond length is 1.90 Å. In the twelfth Li site, Li(12) is bonded to one O(11), one O(2), one O(6), and one O(7) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Al(1)O6 octahedra,  a cornercorner with one Al(2)O6 octahedra, corners with three equivalent Li(6)O4 tetrahedra, corners with three equivalent Li(7)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Al(1)O6 octahedra,  an edgeedge with one Li(1)O4 tetrahedra,  an edgeedge with one Li(5)O4 tetrahedra, and  an edgeedge with one Li(8)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 25-58°. The Li(12)-O(11) bond length is 2.06 Å. The Li(12)-O(2) bond length is 1.91 Å. The Li(12)-O(6) bond length is 1.95 Å. The Li(12)-O(7) bond length is 1.92 Å. There are two inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(1), one O(10), one O(11), one O(3), one O(4), and one O(9) atom to form distorted FeO6 octahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(10)O4 tetrahedra,  a cornercorner with one Li(11)O4 tetrahedra,  a cornercorner with one Li(12)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra,  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  a cornercorner with one Li(9)O4 tetrahedra, edges with three equivalent Al(2)O6 octahedra,  an edgeedge with one Li(1)O4 tetrahedra,  an edgeedge with one Li(10)O4 tetrahedra,  an edgeedge with one Li(11)O4 tetrahedra,  an edgeedge with one Li(4)O4 tetrahedra,  an edgeedge with one Li(5)O4 tetrahedra, and  an edgeedge with one Li(8)O4 tetrahedra. The Fe(1)-O(1) bond length is 2.10 Å. The Fe(1)-O(10) bond length is 2.09 Å. The Fe(1)-O(11) bond length is 2.11 Å. The Fe(1)-O(3) bond length is 2.09 Å. The Fe(1)-O(4) bond length is 2.10 Å. The Fe(1)-O(9) bond length is 2.10 Å. In the second Fe site, Fe(2) is bonded to one O(12), one O(2), one O(5), one O(6), one O(7), and one O(8) atom to form distorted FeO6 octahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(10)O4 tetrahedra,  a cornercorner with one Li(11)O4 tetrahedra,  a cornercorner with one Li(12)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra,  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  a cornercorner with one Li(9)O4 tetrahedra, edges with three equivalent Al(1)O6 octahedra,  an edgeedge with one Li(12)O4 tetrahedra,  an edgeedge with one Li(2)O4 tetrahedra,  an edgeedge with one Li(3)O4 tetrahedra,  an edgeedge with one Li(6)O4 tetrahedra,  an edgeedge with one Li(7)O4 tetrahedra, and  an edgeedge with one Li(9)O4 tetrahedra. The Fe(2)-O(12) bond length is 2.10 Å. The Fe(2)-O(2) bond length is 2.10 Å. The Fe(2)-O(5) bond length is 2.10 Å. The Fe(2)-O(6) bond length is 2.09 Å. The Fe(2)-O(7) bond length is 2.10 Å. The Fe(2)-O(8) bond length is 2.10 Å. There are two inequivalent Al sites. In the first Al site, Al(1) is bonded to one O(12), one O(2), one O(5), one O(6), one O(7), and one O(8) atom to form AlO6 octahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(10)O4 tetrahedra,  a cornercorner with one Li(11)O4 tetrahedra,  a cornercorner with one Li(12)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra,  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  a cornercorner with one Li(9)O4 tetrahedra, edges with three equivalent Fe(2)O6 octahedra,  an edgeedge with one Li(12)O4 tetrahedra,  an edgeedge with one Li(2)O4 tetrahedra,  an edgeedge with one Li(3)O4 tetrahedra,  an edgeedge with one Li(6)O4 tetrahedra,  an edgeedge with one Li(7)O4 tetrahedra, and  an edgeedge with one Li(9)O4 tetrahedra. The Al(1)-O(12) bond length is 1.98 Å. The Al(1)-O(2) bond length is 1.98 Å. The Al(1)-O(5) bond length is 1.98 Å. The Al(1)-O(6) bond length is 1.98 Å. The Al(1)-O(7) bond length is 1.98 Å. The Al(1)-O(8) bond length is 1.98 Å. In the second Al site, Al(2) is bonded to one O(1), one O(10), one O(11), one O(3), one O(4), and one O(9) atom to form AlO6 octahedra that share  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(10)O4 tetrahedra,  a cornercorner with one Li(11)O4 tetrahedra,  a cornercorner with one Li(12)O4 tetrahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra,  a cornercorner with one Li(5)O4 tetrahedra,  a cornercorner with one Li(6)O4 tetrahedra,  a cornercorner with one Li(7)O4 tetrahedra,  a cornercorner with one Li(8)O4 tetrahedra,  a cornercorner with one Li(9)O4 tetrahedra, edges with three equivalent Fe(1)O6 octahedra,  an edgeedge with one Li(1)O4 tetrahedra,  an edgeedge with one Li(10)O4 tetrahedra,  an edgeedge with one Li(11)O4 tetrahedra,  an edgeedge with one Li(4)O4 tetrahedra,  an edgeedge with one Li(5)O4 tetrahedra, and  an edgeedge with one Li(8)O4 tetrahedra. The Al(2)-O(1) bond length is 1.98 Å. The Al(2)-O(10) bond length is 1.98 Å. The Al(2)-O(11) bond length is 1.97 Å. The Al(2)-O(3) bond length is 1.98 Å. The Al(2)-O(4) bond length is 1.98 Å. The Al(2)-O(9) bond length is 1.98 Å. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a 6-coordinate geometry to one Li(10), one Li(11), one Li(2), one Li(4), one Fe(1), and one Al(2) atom. In the second O site, O(2) is bonded in a 6-coordinate geometry to one Li(1), one Li(12), one Li(6), one Li(7), one Fe(2), and one Al(1) atom. In the third O site, O(3) is bonded to one Li(10), one Li(11), one Li(3), one Li(4), one Fe(1), and one Al(2) atom to form distorted edge-sharing OLi4AlFe pentagonal pyramids. In the fourth O site, O(4) is bonded in a 6-coordinate geometry to one Li(1), one Li(5), one Li(6), one Li(8), one Fe(1), and one Al(2) atom. In the fifth O site, O(5) is bonded to one Li(2), one Li(3), one Li(4), one Li(9), one Fe(2), and one Al(1) atom to form a mixture of distorted edge and corner-sharing OLi4AlFe pentagonal pyramids. In the sixth O site, O(6) is bonded to one Li(12), one Li(5), one Li(6), one Li(7), one Fe(2), and one Al(1) atom to form a mixture of distorted edge and corner-sharing OLi4AlFe pentagonal pyramids. In the seventh O site, O(7) is bonded in a 6-coordinate geometry to one Li(12), one Li(6), one Li(7), one Li(8), one Fe(2), and one Al(1) atom. In the eighth O site, O(8) is bonded to one Li(10), one Li(2), one Li(3), one Li(9), one Fe(2), and one Al(1) atom to form a mixture of distorted edge and corner-sharing OLi4AlFe pentagonal pyramids. In the ninth O site, O(9) is bonded in a 6-coordinate geometry to one Li(10), one Li(11), one Li(4), one Li(9), one Fe(1), and one Al(2) atom. In the tenth O site, O(10) is bonded to one Li(1), one Li(5), one Li(7), one Li(8), one Fe(1), and one Al(2) atom to form distorted edge-sharing OLi4AlFe pentagonal pyramids. In the eleventh O site, O(11) is bonded in a 6-coordinate geometry to one Li(1), one Li(12), one Li(5), one Li(8), one Fe(1), and one Al(2) atom. In the twelfth O site, O(12) is bonded in a 6-coordinate geometry to one Li(11), one Li(2), one Li(3), one Li(9), one Fe(2), and one Al(1) atom.