Sr2CdZn3 crystallizes in the monoclinic Cm space group. There are two inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a 12-coordinate geometry to three equivalent Cd(1), three equivalent Zn(1), three equivalent Zn(2), and three equivalent Zn(3) atoms. In the second Sr site, Sr(2) is bonded in a 12-coordinate geometry to three equivalent Cd(1), three equivalent Zn(1), three equivalent Zn(2), and three equivalent Zn(3) atoms. Cd(1) is bonded in a 10-coordinate geometry to three equivalent Sr(1), three equivalent Sr(2), one Zn(1), one Zn(3), and two equivalent Zn(2) atoms. There are three inequivalent Zn sites. In the first Zn site, Zn(1) is bonded in a 10-coordinate geometry to three equivalent Sr(1), three equivalent Sr(2), one Cd(1), one Zn(2), and two equivalent Zn(3) atoms. In the second Zn site, Zn(2) is bonded in a 10-coordinate geometry to three equivalent Sr(1), three equivalent Sr(2), two equivalent Cd(1), one Zn(1), and one Zn(3) atom. In the third Zn site, Zn(3) is bonded in a 10-coordinate geometry to three equivalent Sr(1), three equivalent Sr(2), one Cd(1), one Zn(2), and two equivalent Zn(1) atoms.
Sr2CdZn3 crystallizes in the monoclinic Cm space group. There are two inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a 12-coordinate geometry to three equivalent Cd(1), three equivalent Zn(1), three equivalent Zn(2), and three equivalent Zn(3) atoms. There is one shorter (3.40 Å) and two longer (3.56 Å) Sr(1)-Cd(1) bond lengths. There are two shorter (3.30 Å) and one longer (3.33 Å) Sr(1)-Zn(1) bond length. There are two shorter (3.25 Å) and one longer (3.38 Å) Sr(1)-Zn(2) bond length. There is one shorter (3.40 Å) and two longer (3.54 Å) Sr(1)-Zn(3) bond lengths. In the second Sr site, Sr(2) is bonded in a 12-coordinate geometry to three equivalent Cd(1), three equivalent Zn(1), three equivalent Zn(2), and three equivalent Zn(3) atoms. There are two shorter (3.28 Å) and one longer (3.34 Å) Sr(2)-Cd(1) bond length. There is one shorter (3.26 Å) and two longer (3.65 Å) Sr(2)-Zn(1) bond lengths. There is one shorter (3.45 Å) and two longer (3.55 Å) Sr(2)-Zn(2) bond lengths. There is one shorter (3.30 Å) and two longer (3.31 Å) Sr(2)-Zn(3) bond lengths. Cd(1) is bonded in a 10-coordinate geometry to three equivalent Sr(1), three equivalent Sr(2), one Zn(1), one Zn(3), and two equivalent Zn(2) atoms. The Cd(1)-Zn(1) bond length is 2.86 Å. The Cd(1)-Zn(3) bond length is 2.94 Å. Both Cd(1)-Zn(2) bond lengths are 2.83 Å. There are three inequivalent Zn sites. In the first Zn site, Zn(1) is bonded in a 10-coordinate geometry to three equivalent Sr(1), three equivalent Sr(2), one Cd(1), one Zn(2), and two equivalent Zn(3) atoms. The Zn(1)-Zn(2) bond length is 2.82 Å. Both Zn(1)-Zn(3) bond lengths are 2.74 Å. In the second Zn site, Zn(2) is bonded in a 10-coordinate geometry to three equivalent Sr(1), three equivalent Sr(2), two equivalent Cd(1), one Zn(1), and one Zn(3) atom. The Zn(2)-Zn(3) bond length is 2.66 Å. In the third Zn site, Zn(3) is bonded in a 10-coordinate geometry to three equivalent Sr(1), three equivalent Sr(2), one Cd(1), one Zn(2), and two equivalent Zn(1) atoms.