Dy2Mn12Ga5 crystallizes in the orthorhombic Cmcm space group. There are two inequivalent Dy sites. In the first Dy site, Dy(1) is bonded in a 18-coordinate geometry to two equivalent Mn(1), two equivalent Mn(2), two equivalent Mn(3), four equivalent Mn(5), and eight equivalent Mn(4) atoms. In the second Dy site, Dy(2) is bonded in a 20-coordinate geometry to two equivalent Mn(1), two equivalent Mn(2), two equivalent Mn(3), two equivalent Mn(5), four equivalent Mn(4), two equivalent Ga(1), two equivalent Ga(3), and four equivalent Ga(2) atoms. There are five inequivalent Mn sites. In the first Mn site, Mn(1) is bonded in a 12-coordinate geometry to one Dy(1), one Dy(2), one Mn(1), one Mn(3), two equivalent Mn(4), two equivalent Mn(5), two equivalent Ga(1), and two equivalent Ga(2) atoms. In the second Mn site, Mn(2) is bonded in a 12-coordinate geometry to one Dy(1), one Dy(2), one Mn(2), one Mn(3), four equivalent Mn(4), two equivalent Ga(1), and two equivalent Ga(3) atoms. In the third Mn site, Mn(3) is bonded in a 12-coordinate geometry to one Dy(1), one Dy(2), one Mn(1), one Mn(2), two equivalent Mn(4), two equivalent Mn(5), two equivalent Ga(1), and two equivalent Ga(2) atoms. In the fourth Mn site, Mn(4) is bonded in a 12-coordinate geometry to one Dy(2), two equivalent Dy(1), one Mn(1), one Mn(3), one Mn(4), one Mn(5), two equivalent Mn(2), one Ga(1), one Ga(2), and one Ga(3) atom. In the fifth Mn site, Mn(5) is bonded in a 12-coordinate geometry to one Dy(2), two equivalent Dy(1), two equivalent Mn(1), two equivalent Mn(3), two equivalent Mn(4), one Ga(1), and two equivalent Ga(2) atoms. There are three inequivalent Ga sites. In the first Ga site, Ga(1) is bonded in a 14-coordinate geometry to one Dy(2), one Mn(5), two equivalent Mn(1), two equivalent Mn(2), two equivalent Mn(3), two equivalent Mn(4), one Ga(1), one Ga(3), and two equivalent Ga(2) atoms. In the second Ga site, Ga(2) is bonded to two equivalent Dy(2), two equivalent Mn(1), two equivalent Mn(3), two equivalent Mn(4), two equivalent Mn(5), and two equivalent Ga(1) atoms to form a mixture of distorted face and corner-sharing GaDy2Mn8Ga2 cuboctahedra. In the third Ga site, Ga(3) is bonded to two equivalent Dy(2), four equivalent Mn(2), four equivalent Mn(4), and two equivalent Ga(1) atoms to form a mixture of distorted face and corner-sharing GaDy2Mn8Ga2 cuboctahedra.
Dy2Mn12Ga5 crystallizes in the orthorhombic Cmcm space group. There are two inequivalent Dy sites. In the first Dy site, Dy(1) is bonded in a 18-coordinate geometry to two equivalent Mn(1), two equivalent Mn(2), two equivalent Mn(3), four equivalent Mn(5), and eight equivalent Mn(4) atoms. Both Dy(1)-Mn(1) bond lengths are 3.02 Å. Both Dy(1)-Mn(2) bond lengths are 2.97 Å. Both Dy(1)-Mn(3) bond lengths are 3.04 Å. There are two shorter (3.16 Å) and two longer (3.30 Å) Dy(1)-Mn(5) bond lengths. There are four shorter (3.12 Å) and four longer (3.35 Å) Dy(1)-Mn(4) bond lengths. In the second Dy site, Dy(2) is bonded in a 20-coordinate geometry to two equivalent Mn(1), two equivalent Mn(2), two equivalent Mn(3), two equivalent Mn(5), four equivalent Mn(4), two equivalent Ga(1), two equivalent Ga(3), and four equivalent Ga(2) atoms. Both Dy(2)-Mn(1) bond lengths are 3.06 Å. Both Dy(2)-Mn(2) bond lengths are 3.09 Å. Both Dy(2)-Mn(3) bond lengths are 3.15 Å. Both Dy(2)-Mn(5) bond lengths are 3.45 Å. All Dy(2)-Mn(4) bond lengths are 3.29 Å. Both Dy(2)-Ga(1) bond lengths are 3.10 Å. Both Dy(2)-Ga(3) bond lengths are 3.29 Å. All Dy(2)-Ga(2) bond lengths are 3.36 Å. There are five inequivalent Mn sites. In the first Mn site, Mn(1) is bonded in a 12-coordinate geometry to one Dy(1), one Dy(2), one Mn(1), one Mn(3), two equivalent Mn(4), two equivalent Mn(5), two equivalent Ga(1), and two equivalent Ga(2) atoms. The Mn(1)-Mn(1) bond length is 2.59 Å. The Mn(1)-Mn(3) bond length is 2.76 Å. Both Mn(1)-Mn(4) bond lengths are 2.62 Å. Both Mn(1)-Mn(5) bond lengths are 2.66 Å. Both Mn(1)-Ga(1) bond lengths are 2.96 Å. Both Mn(1)-Ga(2) bond lengths are 2.58 Å. In the second Mn site, Mn(2) is bonded in a 12-coordinate geometry to one Dy(1), one Dy(2), one Mn(2), one Mn(3), four equivalent Mn(4), two equivalent Ga(1), and two equivalent Ga(3) atoms. The Mn(2)-Mn(2) bond length is 2.79 Å. The Mn(2)-Mn(3) bond length is 2.57 Å. All Mn(2)-Mn(4) bond lengths are 2.68 Å. Both Mn(2)-Ga(1) bond lengths are 2.93 Å. Both Mn(2)-Ga(3) bond lengths are 2.60 Å. In the third Mn site, Mn(3) is bonded in a 12-coordinate geometry to one Dy(1), one Dy(2), one Mn(1), one Mn(2), two equivalent Mn(4), two equivalent Mn(5), two equivalent Ga(1), and two equivalent Ga(2) atoms. Both Mn(3)-Mn(4) bond lengths are 2.68 Å. Both Mn(3)-Mn(5) bond lengths are 2.65 Å. Both Mn(3)-Ga(1) bond lengths are 2.95 Å. Both Mn(3)-Ga(2) bond lengths are 2.58 Å. In the fourth Mn site, Mn(4) is bonded in a 12-coordinate geometry to one Dy(2), two equivalent Dy(1), one Mn(1), one Mn(3), one Mn(4), one Mn(5), two equivalent Mn(2), one Ga(1), one Ga(2), and one Ga(3) atom. The Mn(4)-Mn(4) bond length is 2.50 Å. The Mn(4)-Mn(5) bond length is 2.37 Å. The Mn(4)-Ga(1) bond length is 2.86 Å. The Mn(4)-Ga(2) bond length is 2.59 Å. The Mn(4)-Ga(3) bond length is 2.61 Å. In the fifth Mn site, Mn(5) is bonded in a 12-coordinate geometry to one Dy(2), two equivalent Dy(1), two equivalent Mn(1), two equivalent Mn(3), two equivalent Mn(4), one Ga(1), and two equivalent Ga(2) atoms. The Mn(5)-Ga(1) bond length is 2.90 Å. Both Mn(5)-Ga(2) bond lengths are 2.60 Å. There are three inequivalent Ga sites. In the first Ga site, Ga(1) is bonded in a 14-coordinate geometry to one Dy(2), one Mn(5), two equivalent Mn(1), two equivalent Mn(2), two equivalent Mn(3), two equivalent Mn(4), one Ga(1), one Ga(3), and two equivalent Ga(2) atoms. The Ga(1)-Ga(1) bond length is 2.49 Å. The Ga(1)-Ga(3) bond length is 2.71 Å. Both Ga(1)-Ga(2) bond lengths are 2.69 Å. In the second Ga site, Ga(2) is bonded to two equivalent Dy(2), two equivalent Mn(1), two equivalent Mn(3), two equivalent Mn(4), two equivalent Mn(5), and two equivalent Ga(1) atoms to form a mixture of distorted face and corner-sharing GaDy2Mn8Ga2 cuboctahedra. In the third Ga site, Ga(3) is bonded to two equivalent Dy(2), four equivalent Mn(2), four equivalent Mn(4), and two equivalent Ga(1) atoms to form a mixture of distorted face and corner-sharing GaDy2Mn8Ga2 cuboctahedra.