Dy2NiGa3 crystallizes in the trigonal P3m1 space group. There are two inequivalent Dy sites. In the first Dy site, Dy(1) is bonded in a 12-coordinate geometry to three equivalent Ni(1), three equivalent Ga(1), three equivalent Ga(2), and three equivalent Ga(3) atoms. In the second Dy site, Dy(2) is bonded in a 12-coordinate geometry to three equivalent Ni(1), three equivalent Ga(1), three equivalent Ga(2), and three equivalent Ga(3) atoms. Ni(1) is bonded in a 9-coordinate geometry to three equivalent Dy(1), three equivalent Dy(2), and three equivalent Ga(1) atoms. There are three inequivalent Ga sites. In the first Ga site, Ga(1) is bonded in a 9-coordinate geometry to three equivalent Dy(1), three equivalent Dy(2), and three equivalent Ni(1) atoms. In the second Ga site, Ga(2) is bonded in a 9-coordinate geometry to three equivalent Dy(1), three equivalent Dy(2), and three equivalent Ga(3) atoms. In the third Ga site, Ga(3) is bonded in a 9-coordinate geometry to three equivalent Dy(1), three equivalent Dy(2), and three equivalent Ga(2) atoms.
Dy2NiGa3 crystallizes in the trigonal P3m1 space group. There are two inequivalent Dy sites. In the first Dy site, Dy(1) is bonded in a 12-coordinate geometry to three equivalent Ni(1), three equivalent Ga(1), three equivalent Ga(2), and three equivalent Ga(3) atoms. All Dy(1)-Ni(1) bond lengths are 2.89 Å. All Dy(1)-Ga(1) bond lengths are 3.07 Å. All Dy(1)-Ga(2) bond lengths are 3.41 Å. All Dy(1)-Ga(3) bond lengths are 3.03 Å. In the second Dy site, Dy(2) is bonded in a 12-coordinate geometry to three equivalent Ni(1), three equivalent Ga(1), three equivalent Ga(2), and three equivalent Ga(3) atoms. All Dy(2)-Ni(1) bond lengths are 3.18 Å. All Dy(2)-Ga(1) bond lengths are 2.98 Å. All Dy(2)-Ga(2) bond lengths are 3.00 Å. All Dy(2)-Ga(3) bond lengths are 3.38 Å. Ni(1) is bonded in a 9-coordinate geometry to three equivalent Dy(1), three equivalent Dy(2), and three equivalent Ga(1) atoms. All Ni(1)-Ga(1) bond lengths are 2.50 Å. There are three inequivalent Ga sites. In the first Ga site, Ga(1) is bonded in a 9-coordinate geometry to three equivalent Dy(1), three equivalent Dy(2), and three equivalent Ni(1) atoms. In the second Ga site, Ga(2) is bonded in a 9-coordinate geometry to three equivalent Dy(1), three equivalent Dy(2), and three equivalent Ga(3) atoms. All Ga(2)-Ga(3) bond lengths are 2.55 Å. In the third Ga site, Ga(3) is bonded in a 9-coordinate geometry to three equivalent Dy(1), three equivalent Dy(2), and three equivalent Ga(2) atoms.