Li4Cr3GaO8 is alpha Po-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(2), one O(5), one O(6), and two equivalent O(7) atoms to form LiO6 octahedra that share  a cornercorner with one Cr(2)O6 octahedra,  a cornercorner with one Cr(4)O6 octahedra, corners with two equivalent Cr(1)O6 octahedra, corners with two equivalent Ga(1)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Cr(1)O6 octahedra,  an edgeedge with one Ga(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, and edges with two equivalent Cr(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-6°. In the second Li site, Li(2) is bonded to one O(1), one O(3), one O(4), one O(6), and two equivalent O(2) atoms to form LiO6 octahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Cr(2)O6 octahedra,  a cornercorner with one Cr(3)O6 octahedra,  a cornercorner with one Cr(4)O6 octahedra, corners with two equivalent Ga(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Cr(4)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, and edges with three equivalent Cr(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-6°. In the third Li site, Li(3) is bonded to one O(3), one O(5), one O(6), one O(8), and two equivalent O(4) atoms to form LiO6 octahedra that share  a cornercorner with one Cr(3)O6 octahedra,  a cornercorner with one Ga(1)O6 octahedra, corners with two equivalent Cr(1)O6 octahedra, corners with two equivalent Cr(2)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Cr(1)O6 octahedra,  an edgeedge with one Cr(2)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Cr(4)O6 octahedra, and edges with two equivalent Ga(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-6°. In the fourth Li site, Li(4) is bonded to one O(1), one O(3), one O(5), one O(7), and two equivalent O(8) atoms to form LiO6 octahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Cr(3)O6 octahedra,  a cornercorner with one Cr(4)O6 octahedra,  a cornercorner with one Ga(1)O6 octahedra, corners with two equivalent Cr(2)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Cr(3)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, and edges with three equivalent Ga(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-6°. There are four inequivalent Cr sites. In the first Cr site, Cr(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 CrO6 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(3)O6 octahedra,  an edgeedge with one Cr(3)O6 octahedra,  an edgeedge with one Cr(4)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, and edges with two equivalent Ga(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-6°. In the second Cr site, Cr(2) is bonded to one O(1), one O(4), one O(5), one O(6), and two equivalent O(2) atoms to form CrO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(2)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Li(4)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Cr(2)O6 octahedra,  an edgeedge with one Cr(3)O6 octahedra,  an edgeedge with one Cr(4)O6 octahedra,  an edgeedge with one Ga(1)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, and edges with three equivalent Li(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-6°. In the third Cr site, Cr(3) is bonded to two equivalent O(1), two equivalent O(5), and two equivalent O(7) atoms to form CrO6 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(4)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, edges with two equivalent Ga(1)O6 octahedra, and edges with four equivalent Li(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-6°. In the fourth Cr site, Cr(4) is bonded to two equivalent O(3), two equivalent O(4), and two equivalent O(6) atoms to form CrO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(4)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, edges with two equivalent Ga(1)O6 octahedra, and edges with four equivalent Li(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-6°. Ga(1) is bonded to one O(3), one O(5), one O(6), one O(7), and two equivalent O(8) atoms to form GaO6 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 Cr(2)O6 octahedra,  an edgeedge with one Cr(3)O6 octahedra,  an edgeedge with one Cr(4)O6 octahedra,  an edgeedge with one Ga(1)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, and edges with three equivalent Li(4)O6 octahedra. The corner-sharing octahedral tilt angles are 5°. 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 Cr(1), one Cr(2), and one Cr(3) atom to form OLi3Cr3 octahedra that share  a cornercorner with one O(3)Li3Cr2Ga octahedra,  a cornercorner with one O(5)Li3Cr2Ga octahedra,  a cornercorner with one O(6)Li3Cr2Ga octahedra,  a cornercorner with one O(1)Li3Cr3 octahedra,  a cornercorner with one O(4)Li3Cr3 octahedra,  a cornercorner with one O(8)Li3CrGa2 octahedra,  an edgeedge with one O(3)Li3Cr2Ga octahedra,  an edgeedge with one O(6)Li3Cr2Ga octahedra,  an edgeedge with one O(4)Li3Cr3 octahedra,  an edgeedge with one O(8)Li3CrGa2 octahedra, edges with two equivalent O(5)Li3Cr2Ga octahedra, edges with three equivalent O(7)Li3Cr2Ga octahedra, and edges with three equivalent O(2)Li3Cr3 octahedra. The corner-sharing octahedra are not tilted. In the second O site, O(2) is bonded to one Li(1), two equivalent Li(2), one Cr(1), and two equivalent Cr(2) atoms to form OLi3Cr3 octahedra that share  a cornercorner with one O(3)Li3Cr2Ga octahedra,  a cornercorner with one O(5)Li3Cr2Ga octahedra,  a cornercorner with one O(6)Li3Cr2Ga octahedra,  a cornercorner with one O(7)Li3Cr2Ga octahedra,  a cornercorner with one O(4)Li3Cr3 octahedra,  a cornercorner with one O(8)Li3CrGa2 octahedra,  an edgeedge with one O(3)Li3Cr2Ga octahedra,  an edgeedge with one O(5)Li3Cr2Ga octahedra,  an edgeedge with one O(7)Li3Cr2Ga octahedra, edges with two equivalent O(6)Li3Cr2Ga octahedra, edges with two equivalent O(2)Li3Cr3 octahedra, edges with two equivalent O(4)Li3Cr3 octahedra, and edges with three equivalent O(1)Li3Cr3 octahedra. The corner-sharing octahedra are not tilted. In the third O site, O(3) is bonded to one Li(2), one Li(3), one Li(4), one Cr(1), one Cr(4), and one Ga(1) atom to form OLi3Cr2Ga octahedra that share  a cornercorner with one O(3)Li3Cr2Ga octahedra,  a cornercorner with one O(5)Li3Cr2Ga octahedra,  a cornercorner with one O(6)Li3Cr2Ga octahedra,  a cornercorner with one O(7)Li3Cr2Ga octahedra,  a cornercorner with one O(1)Li3Cr3 octahedra,  a cornercorner with one O(2)Li3Cr3 octahedra,  an edgeedge with one O(5)Li3Cr2Ga octahedra,  an edgeedge with one O(7)Li3Cr2Ga octahedra,  an edgeedge with one O(1)Li3Cr3 octahedra,  an edgeedge with one O(2)Li3Cr3 octahedra, edges with two equivalent O(6)Li3Cr2Ga octahedra, edges with three equivalent O(4)Li3Cr3 octahedra, and edges with three equivalent O(8)Li3CrGa2 octahedra. The corner-sharing octahedra are not tilted. In the fourth O site, O(4) is bonded to one Li(2), two equivalent Li(3), one Cr(1), one Cr(2), and one Cr(4) atom to form OLi3Cr3 octahedra that share  a cornercorner with one O(5)Li3Cr2Ga octahedra,  a cornercorner with one O(7)Li3Cr2Ga octahedra,  a cornercorner with one O(1)Li3Cr3 octahedra,  a cornercorner with one O(2)Li3Cr3 octahedra,  a cornercorner with one O(4)Li3Cr3 octahedra,  a cornercorner with one O(8)Li3CrGa2 octahedra,  an edgeedge with one O(5)Li3Cr2Ga octahedra,  an edgeedge with one O(1)Li3Cr3 octahedra,  an edgeedge with one O(4)Li3Cr3 octahedra,  an edgeedge with one O(8)Li3CrGa2 octahedra, edges with two equivalent O(2)Li3Cr3 octahedra, edges with three equivalent O(3)Li3Cr2Ga octahedra, and edges with three equivalent O(6)Li3Cr2Ga octahedra. The corner-sharing octahedra are not tilted. In the fifth O site, O(5) is bonded to one Li(1), one Li(3), one Li(4), one Cr(2), one Cr(3), and one Ga(1) atom to form OLi3Cr2Ga octahedra that share  a cornercorner with one O(3)Li3Cr2Ga octahedra,  a cornercorner with one O(5)Li3Cr2Ga octahedra,  a cornercorner with one O(1)Li3Cr3 octahedra,  a cornercorner with one O(2)Li3Cr3 octahedra,  a cornercorner with one O(4)Li3Cr3 octahedra,  a cornercorner with one O(8)Li3CrGa2 octahedra,  an edgeedge with one O(3)Li3Cr2Ga octahedra,  an edgeedge with one O(2)Li3Cr3 octahedra,  an edgeedge with one O(4)Li3Cr3 octahedra, edges with two equivalent O(6)Li3Cr2Ga octahedra, edges with two equivalent O(1)Li3Cr3 octahedra, edges with two equivalent O(8)Li3CrGa2 octahedra, and edges with three equivalent O(7)Li3Cr2Ga octahedra. The corner-sharing octahedra are not tilted. In the sixth O site, O(6) is bonded to one Li(1), one Li(2), one Li(3), one Cr(2), one Cr(4), and one Ga(1) atom to form OLi3Cr2Ga octahedra that share  a cornercorner with one O(3)Li3Cr2Ga octahedra,  a cornercorner with one O(6)Li3Cr2Ga octahedra,  a cornercorner with one O(7)Li3Cr2Ga octahedra,  a cornercorner with one O(1)Li3Cr3 octahedra,  a cornercorner with one O(2)Li3Cr3 octahedra,  a cornercorner with one O(8)Li3CrGa2 octahedra,  an edgeedge with one O(7)Li3Cr2Ga octahedra,  an edgeedge with one O(1)Li3Cr3 octahedra,  an edgeedge with one O(8)Li3CrGa2 octahedra, edges with two equivalent O(3)Li3Cr2Ga octahedra, edges with two equivalent O(5)Li3Cr2Ga octahedra, edges with two equivalent O(2)Li3Cr3 octahedra, and edges with three equivalent O(4)Li3Cr3 octahedra. The corner-sharing octahedra are not tilted. In the seventh O site, O(7) is bonded to one Li(4), two equivalent Li(1), one Cr(1), one Cr(3), and one Ga(1) atom to form OLi3Cr2Ga octahedra that share  a cornercorner with one O(3)Li3Cr2Ga octahedra,  a cornercorner with one O(6)Li3Cr2Ga octahedra,  a cornercorner with one O(7)Li3Cr2Ga octahedra,  a cornercorner with one O(2)Li3Cr3 octahedra,  a cornercorner with one O(4)Li3Cr3 octahedra,  a cornercorner with one O(8)Li3CrGa2 octahedra,  an edgeedge with one O(3)Li3Cr2Ga octahedra,  an edgeedge with one O(6)Li3Cr2Ga octahedra,  an edgeedge with one O(7)Li3Cr2Ga octahedra,  an edgeedge with one O(2)Li3Cr3 octahedra, edges with two equivalent O(8)Li3CrGa2 octahedra, edges with three equivalent O(5)Li3Cr2Ga octahedra, and edges with three equivalent O(1)Li3Cr3 octahedra. The corner-sharing octahedra are not tilted. In the eighth O site, O(8) is bonded to one Li(3), two equivalent Li(4), one Cr(1), and two equivalent Ga(1) atoms to form OLi3CrGa2 octahedra that share  a cornercorner with one O(5)Li3Cr2Ga octahedra,  a cornercorner with one O(6)Li3Cr2Ga octahedra,  a cornercorner with one O(7)Li3Cr2Ga octahedra,  a cornercorner with one O(1)Li3Cr3 octahedra,  a cornercorner with one O(2)Li3Cr3 octahedra,  a cornercorner with one O(4)Li3Cr3 octahedra,  an edgeedge with one O(6)Li3Cr2Ga octahedra,  an edgeedge with one O(1)Li3Cr3 octahedra,  an edgeedge with one O(4)Li3Cr3 octahedra, edges with two equivalent O(5)Li3Cr2Ga octahedra, edges with two equivalent O(7)Li3Cr2Ga octahedra, edges with two equivalent O(8)Li3CrGa2 octahedra, and edges with three equivalent O(3)Li3Cr2Ga octahedra. The corner-sharing octahedra are not tilted.
Li4Cr3GaO8 is alpha Po-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(2), one O(5), one O(6), and two equivalent O(7) atoms to form LiO6 octahedra that share  a cornercorner with one Cr(2)O6 octahedra,  a cornercorner with one Cr(4)O6 octahedra, corners with two equivalent Cr(1)O6 octahedra, corners with two equivalent Ga(1)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Cr(1)O6 octahedra,  an edgeedge with one Ga(1)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, and edges with two equivalent Cr(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-6°. The Li(1)-O(1) bond length is 2.17 Å. The Li(1)-O(2) bond length is 2.17 Å. The Li(1)-O(5) bond length is 2.17 Å. The Li(1)-O(6) bond length is 2.17 Å. Both Li(1)-O(7) bond lengths are 2.17 Å. In the second Li site, Li(2) is bonded to one O(1), one O(3), one O(4), one O(6), and two equivalent O(2) atoms to form LiO6 octahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Cr(2)O6 octahedra,  a cornercorner with one Cr(3)O6 octahedra,  a cornercorner with one Cr(4)O6 octahedra, corners with two equivalent Ga(1)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Cr(4)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, and edges with three equivalent Cr(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-6°. The Li(2)-O(1) bond length is 2.17 Å. The Li(2)-O(3) bond length is 2.17 Å. The Li(2)-O(4) bond length is 2.17 Å. The Li(2)-O(6) bond length is 2.17 Å. Both Li(2)-O(2) bond lengths are 2.17 Å. In the third Li site, Li(3) is bonded to one O(3), one O(5), one O(6), one O(8), and two equivalent O(4) atoms to form LiO6 octahedra that share  a cornercorner with one Cr(3)O6 octahedra,  a cornercorner with one Ga(1)O6 octahedra, corners with two equivalent Cr(1)O6 octahedra, corners with two equivalent Cr(2)O6 octahedra,  an edgeedge with one Li(1)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Cr(1)O6 octahedra,  an edgeedge with one Cr(2)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Cr(4)O6 octahedra, and edges with two equivalent Ga(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-6°. The Li(3)-O(3) bond length is 2.16 Å. The Li(3)-O(5) bond length is 2.17 Å. The Li(3)-O(6) bond length is 2.16 Å. The Li(3)-O(8) bond length is 2.17 Å. Both Li(3)-O(4) bond lengths are 2.17 Å. In the fourth Li site, Li(4) is bonded to one O(1), one O(3), one O(5), one O(7), and two equivalent O(8) atoms to form LiO6 octahedra that share  a cornercorner with one Cr(1)O6 octahedra,  a cornercorner with one Cr(3)O6 octahedra,  a cornercorner with one Cr(4)O6 octahedra,  a cornercorner with one Ga(1)O6 octahedra, corners with two equivalent Cr(2)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra,  an edgeedge with one Li(4)O6 octahedra,  an edgeedge with one Cr(3)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, and edges with three equivalent Ga(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-6°. The Li(4)-O(1) bond length is 2.17 Å. The Li(4)-O(3) bond length is 2.17 Å. The Li(4)-O(5) bond length is 2.17 Å. The Li(4)-O(7) bond length is 2.17 Å. There is one shorter (2.16 Å) and one longer (2.17 Å) Li(4)-O(8) bond length. There are four inequivalent Cr sites. In the first Cr site, Cr(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 CrO6 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(3)O6 octahedra,  an edgeedge with one Cr(3)O6 octahedra,  an edgeedge with one Cr(4)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, and edges with two equivalent Ga(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-6°. The Cr(1)-O(1) bond length is 2.03 Å. The Cr(1)-O(2) bond length is 2.03 Å. The Cr(1)-O(3) bond length is 2.03 Å. The Cr(1)-O(4) bond length is 2.03 Å. The Cr(1)-O(7) bond length is 2.03 Å. The Cr(1)-O(8) bond length is 2.04 Å. In the second Cr site, Cr(2) is bonded to one O(1), one O(4), one O(5), one O(6), and two equivalent O(2) atoms to form CrO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra,  a cornercorner with one Li(2)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, corners with two equivalent Li(4)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one Cr(2)O6 octahedra,  an edgeedge with one Cr(3)O6 octahedra,  an edgeedge with one Cr(4)O6 octahedra,  an edgeedge with one Ga(1)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, and edges with three equivalent Li(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-6°. The Cr(2)-O(1) bond length is 2.03 Å. The Cr(2)-O(4) bond length is 2.03 Å. The Cr(2)-O(5) bond length is 2.03 Å. The Cr(2)-O(6) bond length is 2.03 Å. Both Cr(2)-O(2) bond lengths are 2.03 Å. In the third Cr site, Cr(3) is bonded to two equivalent O(1), two equivalent O(5), and two equivalent O(7) atoms to form CrO6 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(4)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, edges with two equivalent Ga(1)O6 octahedra, and edges with four equivalent Li(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-6°. Both Cr(3)-O(1) bond lengths are 2.03 Å. Both Cr(3)-O(5) bond lengths are 2.03 Å. Both Cr(3)-O(7) bond lengths are 2.03 Å. In the fourth Cr site, Cr(4) is bonded to two equivalent O(3), two equivalent O(4), and two equivalent O(6) atoms to form CrO6 octahedra that share corners with two equivalent Li(1)O6 octahedra, corners with two equivalent Li(2)O6 octahedra, corners with two equivalent Li(4)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, edges with two equivalent Cr(2)O6 octahedra, edges with two equivalent Ga(1)O6 octahedra, and edges with four equivalent Li(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 5-6°. Both Cr(4)-O(3) bond lengths are 2.03 Å. Both Cr(4)-O(4) bond lengths are 2.03 Å. Both Cr(4)-O(6) bond lengths are 2.03 Å. Ga(1) is bonded to one O(3), one O(5), one O(6), one O(7), and two equivalent O(8) atoms to form GaO6 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 Cr(2)O6 octahedra,  an edgeedge with one Cr(3)O6 octahedra,  an edgeedge with one Cr(4)O6 octahedra,  an edgeedge with one Ga(1)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Cr(1)O6 octahedra, and edges with three equivalent Li(4)O6 octahedra. The corner-sharing octahedral tilt angles are 5°. The Ga(1)-O(3) bond length is 2.03 Å. The Ga(1)-O(5) bond length is 2.03 Å. The Ga(1)-O(6) bond length is 2.03 Å. The Ga(1)-O(7) bond length is 2.03 Å. Both Ga(1)-O(8) bond lengths are 2.03 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 Cr(1), one Cr(2), and one Cr(3) atom to form OLi3Cr3 octahedra that share  a cornercorner with one O(3)Li3Cr2Ga octahedra,  a cornercorner with one O(5)Li3Cr2Ga octahedra,  a cornercorner with one O(6)Li3Cr2Ga octahedra,  a cornercorner with one O(1)Li3Cr3 octahedra,  a cornercorner with one O(4)Li3Cr3 octahedra,  a cornercorner with one O(8)Li3CrGa2 octahedra,  an edgeedge with one O(3)Li3Cr2Ga octahedra,  an edgeedge with one O(6)Li3Cr2Ga octahedra,  an edgeedge with one O(4)Li3Cr3 octahedra,  an edgeedge with one O(8)Li3CrGa2 octahedra, edges with two equivalent O(5)Li3Cr2Ga octahedra, edges with three equivalent O(7)Li3Cr2Ga octahedra, and edges with three equivalent O(2)Li3Cr3 octahedra. The corner-sharing octahedra are not tilted. In the second O site, O(2) is bonded to one Li(1), two equivalent Li(2), one Cr(1), and two equivalent Cr(2) atoms to form OLi3Cr3 octahedra that share  a cornercorner with one O(3)Li3Cr2Ga octahedra,  a cornercorner with one O(5)Li3Cr2Ga octahedra,  a cornercorner with one O(6)Li3Cr2Ga octahedra,  a cornercorner with one O(7)Li3Cr2Ga octahedra,  a cornercorner with one O(4)Li3Cr3 octahedra,  a cornercorner with one O(8)Li3CrGa2 octahedra,  an edgeedge with one O(3)Li3Cr2Ga octahedra,  an edgeedge with one O(5)Li3Cr2Ga octahedra,  an edgeedge with one O(7)Li3Cr2Ga octahedra, edges with two equivalent O(6)Li3Cr2Ga octahedra, edges with two equivalent O(2)Li3Cr3 octahedra, edges with two equivalent O(4)Li3Cr3 octahedra, and edges with three equivalent O(1)Li3Cr3 octahedra. The corner-sharing octahedra are not tilted. In the third O site, O(3) is bonded to one Li(2), one Li(3), one Li(4), one Cr(1), one Cr(4), and one Ga(1) atom to form OLi3Cr2Ga octahedra that share  a cornercorner with one O(3)Li3Cr2Ga octahedra,  a cornercorner with one O(5)Li3Cr2Ga octahedra,  a cornercorner with one O(6)Li3Cr2Ga octahedra,  a cornercorner with one O(7)Li3Cr2Ga octahedra,  a cornercorner with one O(1)Li3Cr3 octahedra,  a cornercorner with one O(2)Li3Cr3 octahedra,  an edgeedge with one O(5)Li3Cr2Ga octahedra,  an edgeedge with one O(7)Li3Cr2Ga octahedra,  an edgeedge with one O(1)Li3Cr3 octahedra,  an edgeedge with one O(2)Li3Cr3 octahedra, edges with two equivalent O(6)Li3Cr2Ga octahedra, edges with three equivalent O(4)Li3Cr3 octahedra, and edges with three equivalent O(8)Li3CrGa2 octahedra. The corner-sharing octahedra are not tilted. In the fourth O site, O(4) is bonded to one Li(2), two equivalent Li(3), one Cr(1), one Cr(2), and one Cr(4) atom to form OLi3Cr3 octahedra that share  a cornercorner with one O(5)Li3Cr2Ga octahedra,  a cornercorner with one O(7)Li3Cr2Ga octahedra,  a cornercorner with one O(1)Li3Cr3 octahedra,  a cornercorner with one O(2)Li3Cr3 octahedra,  a cornercorner with one O(4)Li3Cr3 octahedra,  a cornercorner with one O(8)Li3CrGa2 octahedra,  an edgeedge with one O(5)Li3Cr2Ga octahedra,  an edgeedge with one O(1)Li3Cr3 octahedra,  an edgeedge with one O(4)Li3Cr3 octahedra,  an edgeedge with one O(8)Li3CrGa2 octahedra, edges with two equivalent O(2)Li3Cr3 octahedra, edges with three equivalent O(3)Li3Cr2Ga octahedra, and edges with three equivalent O(6)Li3Cr2Ga octahedra. The corner-sharing octahedra are not tilted. In the fifth O site, O(5) is bonded to one Li(1), one Li(3), one Li(4), one Cr(2), one Cr(3), and one Ga(1) atom to form OLi3Cr2Ga octahedra that share  a cornercorner with one O(3)Li3Cr2Ga octahedra,  a cornercorner with one O(5)Li3Cr2Ga octahedra,  a cornercorner with one O(1)Li3Cr3 octahedra,  a cornercorner with one O(2)Li3Cr3 octahedra,  a cornercorner with one O(4)Li3Cr3 octahedra,  a cornercorner with one O(8)Li3CrGa2 octahedra,  an edgeedge with one O(3)Li3Cr2Ga octahedra,  an edgeedge with one O(2)Li3Cr3 octahedra,  an edgeedge with one O(4)Li3Cr3 octahedra, edges with two equivalent O(6)Li3Cr2Ga octahedra, edges with two equivalent O(1)Li3Cr3 octahedra, edges with two equivalent O(8)Li3CrGa2 octahedra, and edges with three equivalent O(7)Li3Cr2Ga octahedra. The corner-sharing octahedra are not tilted. In the sixth O site, O(6) is bonded to one Li(1), one Li(2), one Li(3), one Cr(2), one Cr(4), and one Ga(1) atom to form OLi3Cr2Ga octahedra that share  a cornercorner with one O(3)Li3Cr2Ga octahedra,  a cornercorner with one O(6)Li3Cr2Ga octahedra,  a cornercorner with one O(7)Li3Cr2Ga octahedra,  a cornercorner with one O(1)Li3Cr3 octahedra,  a cornercorner with one O(2)Li3Cr3 octahedra,  a cornercorner with one O(8)Li3CrGa2 octahedra,  an edgeedge with one O(7)Li3Cr2Ga octahedra,  an edgeedge with one O(1)Li3Cr3 octahedra,  an edgeedge with one O(8)Li3CrGa2 octahedra, edges with two equivalent O(3)Li3Cr2Ga octahedra, edges with two equivalent O(5)Li3Cr2Ga octahedra, edges with two equivalent O(2)Li3Cr3 octahedra, and edges with three equivalent O(4)Li3Cr3 octahedra. The corner-sharing octahedra are not tilted. In the seventh O site, O(7) is bonded to one Li(4), two equivalent Li(1), one Cr(1), one Cr(3), and one Ga(1) atom to form OLi3Cr2Ga octahedra that share  a cornercorner with one O(3)Li3Cr2Ga octahedra,  a cornercorner with one O(6)Li3Cr2Ga octahedra,  a cornercorner with one O(7)Li3Cr2Ga octahedra,  a cornercorner with one O(2)Li3Cr3 octahedra,  a cornercorner with one O(4)Li3Cr3 octahedra,  a cornercorner with one O(8)Li3CrGa2 octahedra,  an edgeedge with one O(3)Li3Cr2Ga octahedra,  an edgeedge with one O(6)Li3Cr2Ga octahedra,  an edgeedge with one O(7)Li3Cr2Ga octahedra,  an edgeedge with one O(2)Li3Cr3 octahedra, edges with two equivalent O(8)Li3CrGa2 octahedra, edges with three equivalent O(5)Li3Cr2Ga octahedra, and edges with three equivalent O(1)Li3Cr3 octahedra. The corner-sharing octahedra are not tilted. In the eighth O site, O(8) is bonded to one Li(3), two equivalent Li(4), one Cr(1), and two equivalent Ga(1) atoms to form OLi3CrGa2 octahedra that share  a cornercorner with one O(5)Li3Cr2Ga octahedra,  a cornercorner with one O(6)Li3Cr2Ga octahedra,  a cornercorner with one O(7)Li3Cr2Ga octahedra,  a cornercorner with one O(1)Li3Cr3 octahedra,  a cornercorner with one O(2)Li3Cr3 octahedra,  a cornercorner with one O(4)Li3Cr3 octahedra,  an edgeedge with one O(6)Li3Cr2Ga octahedra,  an edgeedge with one O(1)Li3Cr3 octahedra,  an edgeedge with one O(4)Li3Cr3 octahedra, edges with two equivalent O(5)Li3Cr2Ga octahedra, edges with two equivalent O(7)Li3Cr2Ga octahedra, edges with two equivalent O(8)Li3CrGa2 octahedra, and edges with three equivalent O(3)Li3Cr2Ga octahedra. The corner-sharing octahedra are not tilted.