Na3Co2SbO6 is Caswellsilverite-derived structured and crystallizes in the triclinic P1 space group. There are three inequivalent Na sites. In the first Na site, Na(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 NaO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with two equivalent Sb(1)O6 octahedra, edges with three equivalent Na(2)O6 octahedra, and edges with three equivalent Na(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-12°. In the second Na site, Na(2) 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 NaO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with two equivalent Sb(1)O6 octahedra, edges with three equivalent Na(1)O6 octahedra, and edges with three equivalent Na(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 8-13°. In the third Na site, Na(3) 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 NaO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with two equivalent Sb(1)O6 octahedra, edges with three equivalent Na(1)O6 octahedra, and edges with three equivalent Na(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 8-13°. There are two inequivalent Co sites. In the first Co site, Co(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 CoO6 octahedra that share corners with two equivalent Na(1)O6 octahedra, corners with two equivalent Na(2)O6 octahedra, corners with two equivalent Na(3)O6 octahedra, edges with two equivalent Na(1)O6 octahedra, edges with two equivalent Na(2)O6 octahedra, edges with two equivalent Na(3)O6 octahedra, edges with three equivalent Co(2)O6 octahedra, and edges with three equivalent Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 12-13°. In the second Co site, Co(2) 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 CoO6 octahedra that share corners with two equivalent Na(1)O6 octahedra, corners with two equivalent Na(2)O6 octahedra, corners with two equivalent Na(3)O6 octahedra, edges with two equivalent Na(1)O6 octahedra, edges with two equivalent Na(2)O6 octahedra, edges with two equivalent Na(3)O6 octahedra, edges with three equivalent Co(1)O6 octahedra, and edges with three equivalent Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 12-13°. Sb(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 SbO6 octahedra that share corners with two equivalent Na(1)O6 octahedra, corners with two equivalent Na(2)O6 octahedra, corners with two equivalent Na(3)O6 octahedra, edges with two equivalent Na(1)O6 octahedra, edges with two equivalent Na(2)O6 octahedra, edges with two equivalent Na(3)O6 octahedra, edges with three equivalent Co(1)O6 octahedra, and edges with three equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-8°. There are six inequivalent O sites. In the first O site, O(1) is bonded to one Na(1), one Na(2), one Na(3), one Co(1), one Co(2), and one Sb(1) atom to form a mixture of corner and edge-sharing ONa3Co2Sb octahedra. The corner-sharing octahedral tilt angles range from 0-5°. In the second O site, O(2) is bonded to one Na(1), one Na(2), one Na(3), one Co(1), one Co(2), and one Sb(1) atom to form a mixture of corner and edge-sharing ONa3Co2Sb octahedra. The corner-sharing octahedral tilt angles range from 0-5°. In the third O site, O(3) is bonded to one Na(1), one Na(2), one Na(3), one Co(1), one Co(2), and one Sb(1) atom to form a mixture of corner and edge-sharing ONa3Co2Sb octahedra. The corner-sharing octahedral tilt angles range from 0-7°. In the fourth O site, O(4) is bonded to one Na(1), one Na(2), one Na(3), one Co(1), one Co(2), and one Sb(1) atom to form a mixture of corner and edge-sharing ONa3Co2Sb octahedra. The corner-sharing octahedral tilt angles range from 0-7°. In the fifth O site, O(5) is bonded to one Na(1), one Na(2), one Na(3), one Co(1), one Co(2), and one Sb(1) atom to form a mixture of corner and edge-sharing ONa3Co2Sb octahedra. The corner-sharing octahedral tilt angles range from 0-7°. In the sixth O site, O(6) is bonded to one Na(1), one Na(2), one Na(3), one Co(1), one Co(2), and one Sb(1) atom to form a mixture of corner and edge-sharing ONa3Co2Sb octahedra. The corner-sharing octahedral tilt angles range from 0-7°.
Na3Co2SbO6 is Caswellsilverite-derived structured and crystallizes in the triclinic P1 space group. There are three inequivalent Na sites. In the first Na site, Na(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 NaO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with two equivalent Sb(1)O6 octahedra, edges with three equivalent Na(2)O6 octahedra, and edges with three equivalent Na(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-12°. The Na(1)-O(1) bond length is 2.51 Å. The Na(1)-O(2) bond length is 2.51 Å. The Na(1)-O(3) bond length is 2.37 Å. The Na(1)-O(4) bond length is 2.37 Å. The Na(1)-O(5) bond length is 2.37 Å. The Na(1)-O(6) bond length is 2.39 Å. In the second Na site, Na(2) 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 NaO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with two equivalent Sb(1)O6 octahedra, edges with three equivalent Na(1)O6 octahedra, and edges with three equivalent Na(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 8-13°. The Na(2)-O(1) bond length is 2.42 Å. The Na(2)-O(2) bond length is 2.44 Å. The Na(2)-O(3) bond length is 2.42 Å. The Na(2)-O(4) bond length is 2.45 Å. The Na(2)-O(5) bond length is 2.39 Å. The Na(2)-O(6) bond length is 2.39 Å. In the third Na site, Na(3) 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 NaO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with two equivalent Sb(1)O6 octahedra, edges with three equivalent Na(1)O6 octahedra, and edges with three equivalent Na(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 8-13°. The Na(3)-O(1) bond length is 2.42 Å. The Na(3)-O(2) bond length is 2.42 Å. The Na(3)-O(3) bond length is 2.39 Å. The Na(3)-O(4) bond length is 2.39 Å. The Na(3)-O(5) bond length is 2.45 Å. The Na(3)-O(6) bond length is 2.43 Å. There are two inequivalent Co sites. In the first Co site, Co(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 CoO6 octahedra that share corners with two equivalent Na(1)O6 octahedra, corners with two equivalent Na(2)O6 octahedra, corners with two equivalent Na(3)O6 octahedra, edges with two equivalent Na(1)O6 octahedra, edges with two equivalent Na(2)O6 octahedra, edges with two equivalent Na(3)O6 octahedra, edges with three equivalent Co(2)O6 octahedra, and edges with three equivalent Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 12-13°. The Co(1)-O(1) bond length is 2.15 Å. The Co(1)-O(2) bond length is 2.15 Å. The Co(1)-O(3) bond length is 2.18 Å. The Co(1)-O(4) bond length is 2.17 Å. The Co(1)-O(5) bond length is 2.16 Å. The Co(1)-O(6) bond length is 2.17 Å. In the second Co site, Co(2) 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 CoO6 octahedra that share corners with two equivalent Na(1)O6 octahedra, corners with two equivalent Na(2)O6 octahedra, corners with two equivalent Na(3)O6 octahedra, edges with two equivalent Na(1)O6 octahedra, edges with two equivalent Na(2)O6 octahedra, edges with two equivalent Na(3)O6 octahedra, edges with three equivalent Co(1)O6 octahedra, and edges with three equivalent Sb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 12-13°. The Co(2)-O(1) bond length is 2.17 Å. The Co(2)-O(2) bond length is 2.15 Å. The Co(2)-O(3) bond length is 2.18 Å. The Co(2)-O(4) bond length is 2.16 Å. The Co(2)-O(5) bond length is 2.18 Å. The Co(2)-O(6) bond length is 2.18 Å. Sb(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 SbO6 octahedra that share corners with two equivalent Na(1)O6 octahedra, corners with two equivalent Na(2)O6 octahedra, corners with two equivalent Na(3)O6 octahedra, edges with two equivalent Na(1)O6 octahedra, edges with two equivalent Na(2)O6 octahedra, edges with two equivalent Na(3)O6 octahedra, edges with three equivalent Co(1)O6 octahedra, and edges with three equivalent Co(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-8°. The Sb(1)-O(1) bond length is 2.03 Å. The Sb(1)-O(2) bond length is 2.04 Å. The Sb(1)-O(3) bond length is 2.03 Å. The Sb(1)-O(4) bond length is 2.04 Å. The Sb(1)-O(5) bond length is 2.04 Å. The Sb(1)-O(6) bond length is 2.04 Å. There are six inequivalent O sites. In the first O site, O(1) is bonded to one Na(1), one Na(2), one Na(3), one Co(1), one Co(2), and one Sb(1) atom to form a mixture of corner and edge-sharing ONa3Co2Sb octahedra. The corner-sharing octahedral tilt angles range from 0-5°. In the second O site, O(2) is bonded to one Na(1), one Na(2), one Na(3), one Co(1), one Co(2), and one Sb(1) atom to form a mixture of corner and edge-sharing ONa3Co2Sb octahedra. The corner-sharing octahedral tilt angles range from 0-5°. In the third O site, O(3) is bonded to one Na(1), one Na(2), one Na(3), one Co(1), one Co(2), and one Sb(1) atom to form a mixture of corner and edge-sharing ONa3Co2Sb octahedra. The corner-sharing octahedral tilt angles range from 0-7°. In the fourth O site, O(4) is bonded to one Na(1), one Na(2), one Na(3), one Co(1), one Co(2), and one Sb(1) atom to form a mixture of corner and edge-sharing ONa3Co2Sb octahedra. The corner-sharing octahedral tilt angles range from 0-7°. In the fifth O site, O(5) is bonded to one Na(1), one Na(2), one Na(3), one Co(1), one Co(2), and one Sb(1) atom to form a mixture of corner and edge-sharing ONa3Co2Sb octahedra. The corner-sharing octahedral tilt angles range from 0-7°. In the sixth O site, O(6) is bonded to one Na(1), one Na(2), one Na(3), one Co(1), one Co(2), and one Sb(1) atom to form a mixture of corner and edge-sharing ONa3Co2Sb octahedra. The corner-sharing octahedral tilt angles range from 0-7°.