Ho2FeGa3 crystallizes in the monoclinic Cm space group. There are two inequivalent Ho sites. In the first Ho site, Ho(1) is bonded in a 12-coordinate geometry to three equivalent Fe(1), three equivalent Ga(1), three equivalent Ga(2), and three equivalent Ga(3) atoms. In the second Ho site, Ho(2) is bonded in a 12-coordinate geometry to three equivalent Fe(1), three equivalent Ga(1), three equivalent Ga(2), and three equivalent Ga(3) atoms. Fe(1) is bonded in a 10-coordinate geometry to three equivalent Ho(1), three equivalent Ho(2), one Ga(1), one Ga(3), and two equivalent Ga(2) atoms. There are three inequivalent Ga sites. In the first Ga site, Ga(1) is bonded in a 10-coordinate geometry to three equivalent Ho(1), three equivalent Ho(2), one Fe(1), one Ga(2), and two equivalent Ga(3) atoms. In the second Ga site, Ga(2) is bonded in a 10-coordinate geometry to three equivalent Ho(1), three equivalent Ho(2), two equivalent Fe(1), one Ga(1), and one Ga(3) atom. In the third Ga site, Ga(3) is bonded in a 10-coordinate geometry to three equivalent Ho(1), three equivalent Ho(2), one Fe(1), one Ga(2), and two equivalent Ga(1) atoms.
Ho2FeGa3 crystallizes in the monoclinic Cm space group. There are two inequivalent Ho sites. In the first Ho site, Ho(1) is bonded in a 12-coordinate geometry to three equivalent Fe(1), three equivalent Ga(1), three equivalent Ga(2), and three equivalent Ga(3) atoms. There are two shorter (3.17 Å) and one longer (3.23 Å) Ho(1)-Fe(1) bond length. There are two shorter (3.01 Å) and one longer (3.07 Å) Ho(1)-Ga(1) bond length. There is one shorter (3.03 Å) and two longer (3.09 Å) Ho(1)-Ga(2) bond lengths. There is one shorter (3.13 Å) and two longer (3.24 Å) Ho(1)-Ga(3) bond lengths. In the second Ho site, Ho(2) is bonded in a 12-coordinate geometry to three equivalent Fe(1), three equivalent Ga(1), three equivalent Ga(2), and three equivalent Ga(3) atoms. All Ho(2)-Fe(1) bond lengths are 3.03 Å. There are two shorter (3.07 Å) and one longer (3.39 Å) Ho(2)-Ga(1) bond length. There are two shorter (3.14 Å) and one longer (3.16 Å) Ho(2)-Ga(2) bond length. There are two shorter (2.98 Å) and one longer (3.19 Å) Ho(2)-Ga(3) bond length. Fe(1) is bonded in a 10-coordinate geometry to three equivalent Ho(1), three equivalent Ho(2), one Ga(1), one Ga(3), and two equivalent Ga(2) atoms. The Fe(1)-Ga(1) bond length is 2.46 Å. The Fe(1)-Ga(3) bond length is 2.75 Å. Both Fe(1)-Ga(2) bond lengths are 2.48 Å. There are three inequivalent Ga sites. In the first Ga site, Ga(1) is bonded in a 10-coordinate geometry to three equivalent Ho(1), three equivalent Ho(2), one Fe(1), one Ga(2), and two equivalent Ga(3) atoms. The Ga(1)-Ga(2) bond length is 3.01 Å. Both Ga(1)-Ga(3) bond lengths are 2.59 Å. In the second Ga site, Ga(2) is bonded in a 10-coordinate geometry to three equivalent Ho(1), three equivalent Ho(2), two equivalent Fe(1), one Ga(1), and one Ga(3) atom. The Ga(2)-Ga(3) bond length is 2.68 Å. In the third Ga site, Ga(3) is bonded in a 10-coordinate geometry to three equivalent Ho(1), three equivalent Ho(2), one Fe(1), one Ga(2), and two equivalent Ga(1) atoms.