LiCr(CO3)2 crystallizes in the monoclinic P2_1 space group. Li(1) is bonded to one O(2), one O(4), one O(5), and one O(6) atom to form LiO4 tetrahedra that share corners with four equivalent Cr(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 35-69°. Cr(1) 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 CrO6 octahedra that share corners with four equivalent Li(1)O4 tetrahedra. There are two inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one O(1), one O(2), and one O(3) atom. In the second C site, C(2) is bonded in a trigonal planar geometry to one O(4), one O(5), and one O(6) atom. There are six inequivalent O sites. In the first O site, O(1) is bonded in an L-shaped geometry to one Cr(1) and one C(1) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Li(1), one Cr(1), and one C(1) atom. In the third O site, O(3) is bonded in an L-shaped geometry to one Cr(1) and one C(1) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Li(1), one Cr(1), and one C(2) atom. In the fifth O site, O(5) is bonded in a trigonal planar geometry to one Li(1), one Cr(1), and one C(2) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Li(1), one Cr(1), and one C(2) atom.
LiCr(CO3)2 crystallizes in the monoclinic P2_1 space group. Li(1) is bonded to one O(2), one O(4), one O(5), and one O(6) atom to form LiO4 tetrahedra that share corners with four equivalent Cr(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 35-69°. The Li(1)-O(2) bond length is 2.09 Å. The Li(1)-O(4) bond length is 2.26 Å. The Li(1)-O(5) bond length is 2.02 Å. The Li(1)-O(6) bond length is 2.01 Å. Cr(1) 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 CrO6 octahedra that share corners with four equivalent Li(1)O4 tetrahedra. The Cr(1)-O(1) bond length is 2.03 Å. The Cr(1)-O(2) bond length is 2.02 Å. The Cr(1)-O(3) bond length is 2.00 Å. The Cr(1)-O(4) bond length is 2.08 Å. The Cr(1)-O(5) bond length is 2.05 Å. The Cr(1)-O(6) bond length is 2.09 Å. There are two inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one O(1), one O(2), and one O(3) atom. The C(1)-O(1) bond length is 1.29 Å. The C(1)-O(2) bond length is 1.30 Å. The C(1)-O(3) bond length is 1.31 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to one O(4), one O(5), and one O(6) atom. The C(2)-O(4) bond length is 1.30 Å. The C(2)-O(5) bond length is 1.29 Å. The C(2)-O(6) bond length is 1.31 Å. There are six inequivalent O sites. In the first O site, O(1) is bonded in an L-shaped geometry to one Cr(1) and one C(1) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Li(1), one Cr(1), and one C(1) atom. In the third O site, O(3) is bonded in an L-shaped geometry to one Cr(1) and one C(1) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Li(1), one Cr(1), and one C(2) atom. In the fifth O site, O(5) is bonded in a trigonal planar geometry to one Li(1), one Cr(1), and one C(2) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Li(1), one Cr(1), and one C(2) atom.