DyCo3Ga2 crystallizes in the orthorhombic Cmmm space group. There are two inequivalent Dy sites. In the first Dy site, Dy(1) is bonded in a hexagonal planar geometry to two equivalent Co(3), four equivalent Co(4), four equivalent Ga(1), and eight equivalent Ga(2) atoms. In the second Dy site, Dy(2) is bonded in a 18-coordinate geometry to two equivalent Co(1), two equivalent Co(3), four equivalent Co(2), four equivalent Co(4), two equivalent Ga(1), and four equivalent Ga(2) atoms. There are four inequivalent Co sites. In the first Co site, Co(1) is bonded to four equivalent Dy(2), four equivalent Co(4), and four equivalent Ga(1) atoms to form a mixture of face and corner-sharing CoDy4Ga4Co4 cuboctahedra. In the second Co site, Co(2) is bonded to four equivalent Dy(2), two equivalent Co(3), two equivalent Co(4), and four equivalent Ga(2) atoms to form a mixture of face and corner-sharing CoDy4Ga4Co4 cuboctahedra. In the third Co site, Co(3) is bonded in a 9-coordinate geometry to one Dy(1), two equivalent Dy(2), two equivalent Co(2), and four equivalent Ga(2) atoms. In the fourth Co site, Co(4) is bonded in a 9-coordinate geometry to one Dy(1), two equivalent Dy(2), one Co(1), one Co(2), two equivalent Ga(1), and two equivalent Ga(2) atoms. There are two inequivalent Ga sites. In the first Ga site, Ga(1) is bonded in a 12-coordinate geometry to two equivalent Dy(1), two equivalent Dy(2), two equivalent Co(1), four equivalent Co(4), and two equivalent Ga(2) atoms. In the second Ga site, Ga(2) is bonded in a 12-coordinate geometry to two equivalent Dy(1), two equivalent Dy(2), two equivalent Co(2), two equivalent Co(3), two equivalent Co(4), one Ga(1), and one Ga(2) atom.
DyCo3Ga2 crystallizes in the orthorhombic Cmmm space group. There are two inequivalent Dy sites. In the first Dy site, Dy(1) is bonded in a hexagonal planar geometry to two equivalent Co(3), four equivalent Co(4), four equivalent Ga(1), and eight equivalent Ga(2) atoms. Both Dy(1)-Co(3) bond lengths are 2.84 Å. All Dy(1)-Co(4) bond lengths are 2.84 Å. All Dy(1)-Ga(1) bond lengths are 3.39 Å. All Dy(1)-Ga(2) bond lengths are 3.39 Å. In the second Dy site, Dy(2) is bonded in a 18-coordinate geometry to two equivalent Co(1), two equivalent Co(3), four equivalent Co(2), four equivalent Co(4), two equivalent Ga(1), and four equivalent Ga(2) atoms. Both Dy(2)-Co(1) bond lengths are 3.23 Å. Both Dy(2)-Co(3) bond lengths are 3.02 Å. All Dy(2)-Co(2) bond lengths are 3.22 Å. All Dy(2)-Co(4) bond lengths are 3.02 Å. Both Dy(2)-Ga(1) bond lengths are 3.09 Å. All Dy(2)-Ga(2) bond lengths are 3.09 Å. There are four inequivalent Co sites. In the first Co site, Co(1) is bonded to four equivalent Dy(2), four equivalent Co(4), and four equivalent Ga(1) atoms to form a mixture of face and corner-sharing CoDy4Ga4Co4 cuboctahedra. All Co(1)-Co(4) bond lengths are 2.47 Å. All Co(1)-Ga(1) bond lengths are 2.56 Å. In the second Co site, Co(2) is bonded to four equivalent Dy(2), two equivalent Co(3), two equivalent Co(4), and four equivalent Ga(2) atoms to form a mixture of face and corner-sharing CoDy4Ga4Co4 cuboctahedra. Both Co(2)-Co(3) bond lengths are 2.47 Å. Both Co(2)-Co(4) bond lengths are 2.47 Å. All Co(2)-Ga(2) bond lengths are 2.56 Å. In the third Co site, Co(3) is bonded in a 9-coordinate geometry to one Dy(1), two equivalent Dy(2), two equivalent Co(2), and four equivalent Ga(2) atoms. All Co(3)-Ga(2) bond lengths are 2.42 Å. In the fourth Co site, Co(4) is bonded in a 9-coordinate geometry to one Dy(1), two equivalent Dy(2), one Co(1), one Co(2), two equivalent Ga(1), and two equivalent Ga(2) atoms. Both Co(4)-Ga(1) bond lengths are 2.42 Å. Both Co(4)-Ga(2) bond lengths are 2.42 Å. There are two inequivalent Ga sites. In the first Ga site, Ga(1) is bonded in a 12-coordinate geometry to two equivalent Dy(1), two equivalent Dy(2), two equivalent Co(1), four equivalent Co(4), and two equivalent Ga(2) atoms. Both Ga(1)-Ga(2) bond lengths are 2.79 Å. In the second Ga site, Ga(2) is bonded in a 12-coordinate geometry to two equivalent Dy(1), two equivalent Dy(2), two equivalent Co(2), two equivalent Co(3), two equivalent Co(4), one Ga(1), and one Ga(2) atom. The Ga(2)-Ga(2) bond length is 2.79 Å.