La(MoGa5)8 crystallizes in the trigonal R-3 space group. La(1) is bonded in a 8-coordinate geometry to two equivalent Mo(1) and six equivalent Ga(7) atoms. There are two inequivalent Mo sites. In the first Mo site, Mo(1) is bonded in a 10-coordinate geometry to one La(1), three equivalent Ga(4), three equivalent Ga(6), and three equivalent Ga(7) atoms. In the second Mo site, Mo(2) is bonded in a distorted q6 geometry to one Ga(2), one Ga(4), one Ga(6), one Ga(7), two equivalent Ga(3), two equivalent Ga(5), and two equivalent Ga(8) atoms. There are eight inequivalent Ga sites. In the first Ga site, Ga(1) is bonded in a cuboctahedral geometry to six equivalent Ga(3) and six equivalent Ga(4) atoms. In the second Ga site, Ga(2) is bonded in a distorted linear geometry to two equivalent Mo(2) atoms. In the third Ga site, Ga(8) is bonded in a 2-coordinate geometry to two equivalent Mo(2) and two equivalent Ga(7) atoms. In the fourth Ga site, Ga(3) is bonded in a distorted bent 150 degrees geometry to two equivalent Mo(2) and one Ga(1) atom. In the fifth Ga site, Ga(4) is bonded in a distorted bent 150 degrees geometry to one Mo(1), one Mo(2), and one Ga(1) atom. In the sixth Ga site, Ga(5) is bonded in a 2-coordinate geometry to two equivalent Mo(2) and one Ga(7) atom. In the seventh Ga site, Ga(6) is bonded in a 2-coordinate geometry to one Mo(1), one Mo(2), and two equivalent Ga(7) atoms. In the eighth Ga site, Ga(7) is bonded in a 8-coordinate geometry to one La(1), one Mo(1), one Mo(2), one Ga(5), two equivalent Ga(6), and two equivalent Ga(8) atoms.
La(MoGa5)8 crystallizes in the trigonal R-3 space group. La(1) is bonded in a 8-coordinate geometry to two equivalent Mo(1) and six equivalent Ga(7) atoms. Both La(1)-Mo(1) bond lengths are 3.25 Å. All La(1)-Ga(7) bond lengths are 3.08 Å. There are two inequivalent Mo sites. In the first Mo site, Mo(1) is bonded in a 10-coordinate geometry to one La(1), three equivalent Ga(4), three equivalent Ga(6), and three equivalent Ga(7) atoms. All Mo(1)-Ga(4) bond lengths are 2.64 Å. All Mo(1)-Ga(6) bond lengths are 2.62 Å. All Mo(1)-Ga(7) bond lengths are 2.68 Å. In the second Mo site, Mo(2) is bonded in a distorted q6 geometry to one Ga(2), one Ga(4), one Ga(6), one Ga(7), two equivalent Ga(3), two equivalent Ga(5), and two equivalent Ga(8) atoms. The Mo(2)-Ga(2) bond length is 2.57 Å. The Mo(2)-Ga(4) bond length is 2.68 Å. The Mo(2)-Ga(6) bond length is 2.64 Å. The Mo(2)-Ga(7) bond length is 2.66 Å. Both Mo(2)-Ga(3) bond lengths are 2.69 Å. There is one shorter (2.62 Å) and one longer (2.66 Å) Mo(2)-Ga(5) bond length. There is one shorter (2.69 Å) and one longer (2.71 Å) Mo(2)-Ga(8) bond length. There are eight inequivalent Ga sites. In the first Ga site, Ga(1) is bonded in a cuboctahedral geometry to six equivalent Ga(3) and six equivalent Ga(4) atoms. All Ga(1)-Ga(3) bond lengths are 2.92 Å. All Ga(1)-Ga(4) bond lengths are 3.04 Å. In the second Ga site, Ga(2) is bonded in a distorted linear geometry to two equivalent Mo(2) atoms. In the third Ga site, Ga(8) is bonded in a 2-coordinate geometry to two equivalent Mo(2) and two equivalent Ga(7) atoms. There is one shorter (2.78 Å) and one longer (3.00 Å) Ga(8)-Ga(7) bond length. In the fourth Ga site, Ga(3) is bonded in a distorted bent 150 degrees geometry to two equivalent Mo(2) and one Ga(1) atom. In the fifth Ga site, Ga(4) is bonded in a distorted bent 150 degrees geometry to one Mo(1), one Mo(2), and one Ga(1) atom. In the sixth Ga site, Ga(5) is bonded in a 2-coordinate geometry to two equivalent Mo(2) and one Ga(7) atom. The Ga(5)-Ga(7) bond length is 2.70 Å. In the seventh Ga site, Ga(6) is bonded in a 2-coordinate geometry to one Mo(1), one Mo(2), and two equivalent Ga(7) atoms. There is one shorter (2.75 Å) and one longer (2.94 Å) Ga(6)-Ga(7) bond length. In the eighth Ga site, Ga(7) is bonded in a 8-coordinate geometry to one La(1), one Mo(1), one Mo(2), one Ga(5), two equivalent Ga(6), and two equivalent Ga(8) atoms.