Li2Co(CO3)2 crystallizes in the triclinic P1 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded in a 6-coordinate geometry to one O(1), one O(12), one O(3), one O(5), one O(7), and one O(9) atom. In the second Li site, Li(2) is bonded in a 5-coordinate geometry to one O(10), one O(11), one O(2), one O(4), and one O(6) atom. In the third Li site, Li(3) is bonded in a 6-coordinate geometry to one O(1), one O(10), one O(11), one O(3), one O(5), and one O(7) atom. In the fourth Li site, Li(4) is bonded in a 5-coordinate geometry to one O(12), one O(2), one O(4), one O(8), and one O(9) atom. There are two inequivalent Co sites. In the first Co site, Co(1) is bonded in a distorted pentagonal pyramidal geometry to one O(1), one O(10), one O(11), one O(4), one O(5), and one O(8) atom. In the second Co site, Co(2) is bonded in a distorted pentagonal pyramidal geometry to one O(12), one O(2), one O(3), one O(6), one O(7), and one O(9) atom. There are four inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one O(1), one O(5), and one O(9) atom. In the second C site, C(2) is bonded in a trigonal planar geometry to one O(10), one O(2), and one O(6) atom. In the third C site, C(3) is bonded in a trigonal planar geometry to one O(11), one O(3), and one O(7) atom. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one O(12), one O(4), and one O(8) atom. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a distorted see-saw-like geometry to one Li(1), one Li(3), one Co(1), and one C(1) atom. In the second O site, O(2) is bonded in a distorted see-saw-like geometry to one Li(2), one Li(4), one Co(2), and one C(2) atom. In the third O site, O(3) is bonded in a distorted see-saw-like geometry to one Li(1), one Li(3), one Co(2), and one C(3) atom. In the fourth O site, O(4) is bonded in a distorted see-saw-like geometry to one Li(2), one Li(4), one Co(1), and one C(4) atom. In the fifth O site, O(5) is bonded in a 4-coordinate geometry to one Li(1), one Li(3), one Co(1), and one C(1) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Li(2), one Co(2), and one C(2) atom. In the seventh O site, O(7) is bonded in a 4-coordinate geometry to one Li(1), one Li(3), one Co(2), and one C(3) atom. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one Li(4), one Co(1), and one C(4) atom. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Li(1), one Li(4), one Co(2), and one C(1) atom. In the tenth O site, O(10) is bonded in a 4-coordinate geometry to one Li(2), one Li(3), one Co(1), and one C(2) atom. In the eleventh O site, O(11) is bonded in a 4-coordinate geometry to one Li(2), one Li(3), one Co(1), and one C(3) atom. In the twelfth O site, O(12) is bonded in a 4-coordinate geometry to one Li(1), one Li(4), one Co(2), and one C(4) atom.
Li2Co(CO3)2 crystallizes in the triclinic P1 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded in a 6-coordinate geometry to one O(1), one O(12), one O(3), one O(5), one O(7), and one O(9) atom. The Li(1)-O(1) bond length is 2.11 Å. The Li(1)-O(12) bond length is 2.04 Å. The Li(1)-O(3) bond length is 2.33 Å. The Li(1)-O(5) bond length is 1.99 Å. The Li(1)-O(7) bond length is 2.51 Å. The Li(1)-O(9) bond length is 2.40 Å. In the second Li site, Li(2) is bonded in a 5-coordinate geometry to one O(10), one O(11), one O(2), one O(4), and one O(6) atom. The Li(2)-O(10) bond length is 2.37 Å. The Li(2)-O(11) bond length is 2.05 Å. The Li(2)-O(2) bond length is 2.11 Å. The Li(2)-O(4) bond length is 2.23 Å. The Li(2)-O(6) bond length is 1.99 Å. In the third Li site, Li(3) is bonded in a 6-coordinate geometry to one O(1), one O(10), one O(11), one O(3), one O(5), and one O(7) atom. The Li(3)-O(1) bond length is 2.32 Å. The Li(3)-O(10) bond length is 2.04 Å. The Li(3)-O(11) bond length is 2.40 Å. The Li(3)-O(3) bond length is 2.11 Å. The Li(3)-O(5) bond length is 2.52 Å. The Li(3)-O(7) bond length is 1.99 Å. In the fourth Li site, Li(4) is bonded in a 5-coordinate geometry to one O(12), one O(2), one O(4), one O(8), and one O(9) atom. The Li(4)-O(12) bond length is 2.36 Å. The Li(4)-O(2) bond length is 2.22 Å. The Li(4)-O(4) bond length is 2.11 Å. The Li(4)-O(8) bond length is 1.99 Å. The Li(4)-O(9) bond length is 2.05 Å. There are two inequivalent Co sites. In the first Co site, Co(1) is bonded in a distorted pentagonal pyramidal geometry to one O(1), one O(10), one O(11), one O(4), one O(5), and one O(8) atom. The Co(1)-O(1) bond length is 2.16 Å. The Co(1)-O(10) bond length is 2.15 Å. The Co(1)-O(11) bond length is 2.11 Å. The Co(1)-O(4) bond length is 2.23 Å. The Co(1)-O(5) bond length is 2.11 Å. The Co(1)-O(8) bond length is 2.09 Å. In the second Co site, Co(2) is bonded in a distorted pentagonal pyramidal geometry to one O(12), one O(2), one O(3), one O(6), one O(7), and one O(9) atom. The Co(2)-O(12) bond length is 2.15 Å. The Co(2)-O(2) bond length is 2.23 Å. The Co(2)-O(3) bond length is 2.17 Å. The Co(2)-O(6) bond length is 2.09 Å. The Co(2)-O(7) bond length is 2.11 Å. The Co(2)-O(9) bond length is 2.12 Å. There are four inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one O(1), one O(5), and one O(9) atom. The C(1)-O(1) bond length is 1.30 Å. The C(1)-O(5) bond length is 1.30 Å. The C(1)-O(9) bond length is 1.29 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to one O(10), one O(2), and one O(6) atom. The C(2)-O(10) bond length is 1.29 Å. The C(2)-O(2) bond length is 1.31 Å. The C(2)-O(6) bond length is 1.30 Å. In the third C site, C(3) is bonded in a trigonal planar geometry to one O(11), one O(3), and one O(7) atom. The C(3)-O(11) bond length is 1.30 Å. The C(3)-O(3) bond length is 1.30 Å. The C(3)-O(7) bond length is 1.30 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one O(12), one O(4), and one O(8) atom. The C(4)-O(12) bond length is 1.29 Å. The C(4)-O(4) bond length is 1.30 Å. The C(4)-O(8) bond length is 1.30 Å. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a distorted see-saw-like geometry to one Li(1), one Li(3), one Co(1), and one C(1) atom. In the second O site, O(2) is bonded in a distorted see-saw-like geometry to one Li(2), one Li(4), one Co(2), and one C(2) atom. In the third O site, O(3) is bonded in a distorted see-saw-like geometry to one Li(1), one Li(3), one Co(2), and one C(3) atom. In the fourth O site, O(4) is bonded in a distorted see-saw-like geometry to one Li(2), one Li(4), one Co(1), and one C(4) atom. In the fifth O site, O(5) is bonded in a 4-coordinate geometry to one Li(1), one Li(3), one Co(1), and one C(1) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Li(2), one Co(2), and one C(2) atom. In the seventh O site, O(7) is bonded in a 4-coordinate geometry to one Li(1), one Li(3), one Co(2), and one C(3) atom. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one Li(4), one Co(1), and one C(4) atom. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Li(1), one Li(4), one Co(2), and one C(1) atom. In the tenth O site, O(10) is bonded in a 4-coordinate geometry to one Li(2), one Li(3), one Co(1), and one C(2) atom. In the eleventh O site, O(11) is bonded in a 4-coordinate geometry to one Li(2), one Li(3), one Co(1), and one C(3) atom. In the twelfth O site, O(12) is bonded in a 4-coordinate geometry to one Li(1), one Li(4), one Co(2), and one C(4) atom.