Ho3Mn3SiGa2 crystallizes in the hexagonal P-62m space group. Ho(1) is bonded in a 11-coordinate geometry to six equivalent Mn(1), four equivalent Ga(1), and one Si(1) atom. Mn(1) is bonded in a 12-coordinate geometry to six equivalent Ho(1), two equivalent Mn(1), two equivalent Ga(1), and two equivalent Si(1) atoms. Ga(1) is bonded in a 9-coordinate geometry to six equivalent Ho(1) and three equivalent Mn(1) atoms. Si(1) is bonded in a 9-coordinate geometry to three equivalent Ho(1) and six equivalent Mn(1) atoms.
Ho3Mn3SiGa2 crystallizes in the hexagonal P-62m space group. Ho(1) is bonded in a 11-coordinate geometry to six equivalent Mn(1), four equivalent Ga(1), and one Si(1) atom. There are four shorter (3.17 Å) and two longer (3.28 Å) Ho(1)-Mn(1) bond lengths. All Ho(1)-Ga(1) bond lengths are 2.91 Å. The Ho(1)-Si(1) bond length is 2.88 Å. Mn(1) is bonded in a 12-coordinate geometry to six equivalent Ho(1), two equivalent Mn(1), two equivalent Ga(1), and two equivalent Si(1) atoms. Both Mn(1)-Mn(1) bond lengths are 2.69 Å. Both Mn(1)-Ga(1) bond lengths are 2.84 Å. Both Mn(1)-Si(1) bond lengths are 2.50 Å. Ga(1) is bonded in a 9-coordinate geometry to six equivalent Ho(1) and three equivalent Mn(1) atoms. Si(1) is bonded in a 9-coordinate geometry to three equivalent Ho(1) and six equivalent Mn(1) atoms.