CoNiSb crystallizes in the trigonal P3m1 space group. There are three inequivalent Co sites. In the first Co site, Co(1) is bonded in a 11-coordinate geometry to one Co(3), one Ni(1), three equivalent Ni(2), three equivalent Ni(3), and three equivalent Sb(2) atoms. In the second Co site, Co(2) is bonded in a distorted body-centered cubic geometry to one Co(3), one Ni(1), three equivalent Sb(1), and three equivalent Sb(3) atoms. In the third Co site, Co(3) is bonded in a 11-coordinate geometry to one Co(1), one Co(2), three equivalent Ni(2), three equivalent Sb(1), and three equivalent Sb(2) atoms. There are three inequivalent Ni sites. In the first Ni site, Ni(1) is bonded in a body-centered cubic geometry to one Co(1), one Co(2), three equivalent Ni(3), and three equivalent Sb(3) atoms. In the second Ni site, Ni(2) is bonded in a 11-coordinate geometry to three equivalent Co(1), three equivalent Co(3), one Ni(3), one Sb(1), and three equivalent Sb(2) atoms. In the third Ni site, Ni(3) is bonded in a 13-coordinate geometry to three equivalent Co(1), one Ni(2), three equivalent Ni(1), three equivalent Sb(2), and three equivalent Sb(3) atoms. There are three inequivalent Sb sites. In the first Sb site, Sb(1) is bonded in a 7-coordinate geometry to three equivalent Co(2), three equivalent Co(3), and one Ni(2) atom. In the second Sb site, Sb(2) is bonded in a 6-coordinate geometry to three equivalent Co(1), three equivalent Co(3), three equivalent Ni(2), and three equivalent Ni(3) atoms. In the third Sb site, Sb(3) is bonded in a 6-coordinate geometry to three equivalent Co(2), three equivalent Ni(1), and three equivalent Ni(3) atoms.
CoNiSb crystallizes in the trigonal P3m1 space group. There are three inequivalent Co sites. In the first Co site, Co(1) is bonded in a 11-coordinate geometry to one Co(3), one Ni(1), three equivalent Ni(2), three equivalent Ni(3), and three equivalent Sb(2) atoms. The Co(1)-Co(3) bond length is 2.62 Å. The Co(1)-Ni(1) bond length is 2.30 Å. All Co(1)-Ni(2) bond lengths are 2.72 Å. All Co(1)-Ni(3) bond lengths are 2.64 Å. All Co(1)-Sb(2) bond lengths are 2.41 Å. In the second Co site, Co(2) is bonded in a distorted body-centered cubic geometry to one Co(3), one Ni(1), three equivalent Sb(1), and three equivalent Sb(3) atoms. The Co(2)-Co(3) bond length is 2.47 Å. The Co(2)-Ni(1) bond length is 2.49 Å. All Co(2)-Sb(1) bond lengths are 2.59 Å. All Co(2)-Sb(3) bond lengths are 2.77 Å. In the third Co site, Co(3) is bonded in a 11-coordinate geometry to one Co(1), one Co(2), three equivalent Ni(2), three equivalent Sb(1), and three equivalent Sb(2) atoms. All Co(3)-Ni(2) bond lengths are 2.61 Å. All Co(3)-Sb(1) bond lengths are 2.66 Å. All Co(3)-Sb(2) bond lengths are 3.03 Å. There are three inequivalent Ni sites. In the first Ni site, Ni(1) is bonded in a body-centered cubic geometry to one Co(1), one Co(2), three equivalent Ni(3), and three equivalent Sb(3) atoms. All Ni(1)-Ni(3) bond lengths are 2.54 Å. All Ni(1)-Sb(3) bond lengths are 2.52 Å. In the second Ni site, Ni(2) is bonded in a 11-coordinate geometry to three equivalent Co(1), three equivalent Co(3), one Ni(3), one Sb(1), and three equivalent Sb(2) atoms. The Ni(2)-Ni(3) bond length is 2.69 Å. The Ni(2)-Sb(1) bond length is 2.50 Å. All Ni(2)-Sb(2) bond lengths are 2.44 Å. In the third Ni site, Ni(3) is bonded in a 13-coordinate geometry to three equivalent Co(1), one Ni(2), three equivalent Ni(1), three equivalent Sb(2), and three equivalent Sb(3) atoms. All Ni(3)-Sb(2) bond lengths are 3.03 Å. All Ni(3)-Sb(3) bond lengths are 3.07 Å. There are three inequivalent Sb sites. In the first Sb site, Sb(1) is bonded in a 7-coordinate geometry to three equivalent Co(2), three equivalent Co(3), and one Ni(2) atom. In the second Sb site, Sb(2) is bonded in a 6-coordinate geometry to three equivalent Co(1), three equivalent Co(3), three equivalent Ni(2), and three equivalent Ni(3) atoms. In the third Sb site, Sb(3) is bonded in a 6-coordinate geometry to three equivalent Co(2), three equivalent Ni(1), and three equivalent Ni(3) atoms.