MgLa2VZnO6 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form MgO6 octahedra that share corners with three equivalent La(2)O6 octahedra, corners with three equivalent V(1)O6 octahedra, edges with three equivalent La(1)O6 octahedra,  a faceface with one La(2)O6 octahedra, and  a faceface with one V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-45°. There are two inequivalent La sites. In the first La site, La(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form distorted LaO6 octahedra that share corners with three equivalent V(1)O6 octahedra, corners with six equivalent La(2)O6 octahedra, edges with three equivalent Mg(1)O6 octahedra, and  a faceface with one V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 40-65°. In the second La site, La(2) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form distorted LaO6 octahedra that share corners with three equivalent Mg(1)O6 octahedra, corners with six equivalent La(1)O6 octahedra, edges with three equivalent V(1)O6 octahedra, and  a faceface with one Mg(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 40-65°. V(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form VO6 octahedra that share corners with three equivalent Mg(1)O6 octahedra, corners with three equivalent La(1)O6 octahedra, edges with three equivalent La(2)O6 octahedra,  a faceface with one Mg(1)O6 octahedra, and  a faceface with one La(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-45°. Zn(1) is bonded in a trigonal planar geometry to one O(4), one O(5), and one O(6) atom. There are six inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one Mg(1), one La(1), one La(2), and one V(1) atom. In the second O site, O(2) is bonded in a rectangular see-saw-like geometry to one Mg(1), one La(1), one La(2), and one V(1) atom. In the third O site, O(3) is bonded in a distorted trigonal pyramidal geometry to one Mg(1), one La(1), one La(2), and one V(1) atom. In the fourth O site, O(4) is bonded in a 5-coordinate geometry to one Mg(1), one La(1), one La(2), one V(1), and one Zn(1) atom. In the fifth O site, O(5) is bonded in a 5-coordinate geometry to one Mg(1), one La(1), one La(2), one V(1), and one Zn(1) atom. In the sixth O site, O(6) is bonded in a 5-coordinate geometry to one Mg(1), one La(1), one La(2), one V(1), and one Zn(1) atom.
MgLa2VZnO6 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form MgO6 octahedra that share corners with three equivalent La(2)O6 octahedra, corners with three equivalent V(1)O6 octahedra, edges with three equivalent La(1)O6 octahedra,  a faceface with one La(2)O6 octahedra, and  a faceface with one V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-45°. The Mg(1)-O(1) bond length is 2.11 Å. The Mg(1)-O(2) bond length is 2.10 Å. The Mg(1)-O(3) bond length is 2.10 Å. The Mg(1)-O(4) bond length is 2.33 Å. The Mg(1)-O(5) bond length is 2.30 Å. The Mg(1)-O(6) bond length is 2.31 Å. There are two inequivalent La sites. In the first La site, La(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form distorted LaO6 octahedra that share corners with three equivalent V(1)O6 octahedra, corners with six equivalent La(2)O6 octahedra, edges with three equivalent Mg(1)O6 octahedra, and  a faceface with one V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 40-65°. The La(1)-O(1) bond length is 2.32 Å. The La(1)-O(2) bond length is 2.32 Å. The La(1)-O(3) bond length is 2.32 Å. The La(1)-O(4) bond length is 2.54 Å. The La(1)-O(5) bond length is 2.54 Å. The La(1)-O(6) bond length is 2.54 Å. In the second La site, La(2) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form distorted LaO6 octahedra that share corners with three equivalent Mg(1)O6 octahedra, corners with six equivalent La(1)O6 octahedra, edges with three equivalent V(1)O6 octahedra, and  a faceface with one Mg(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 40-65°. The La(2)-O(1) bond length is 2.34 Å. The La(2)-O(2) bond length is 2.34 Å. The La(2)-O(3) bond length is 2.34 Å. The La(2)-O(4) bond length is 2.53 Å. The La(2)-O(5) bond length is 2.54 Å. The La(2)-O(6) bond length is 2.53 Å. V(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form VO6 octahedra that share corners with three equivalent Mg(1)O6 octahedra, corners with three equivalent La(1)O6 octahedra, edges with three equivalent La(2)O6 octahedra,  a faceface with one Mg(1)O6 octahedra, and  a faceface with one La(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-45°. The V(1)-O(1) bond length is 2.15 Å. The V(1)-O(2) bond length is 2.15 Å. The V(1)-O(3) bond length is 2.16 Å. The V(1)-O(4) bond length is 2.34 Å. The V(1)-O(5) bond length is 2.35 Å. The V(1)-O(6) bond length is 2.34 Å. Zn(1) is bonded in a trigonal planar geometry to one O(4), one O(5), and one O(6) atom. The Zn(1)-O(4) bond length is 1.98 Å. The Zn(1)-O(5) bond length is 1.98 Å. The Zn(1)-O(6) bond length is 1.98 Å. There are six inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one Mg(1), one La(1), one La(2), and one V(1) atom. In the second O site, O(2) is bonded in a rectangular see-saw-like geometry to one Mg(1), one La(1), one La(2), and one V(1) atom. In the third O site, O(3) is bonded in a distorted trigonal pyramidal geometry to one Mg(1), one La(1), one La(2), and one V(1) atom. In the fourth O site, O(4) is bonded in a 5-coordinate geometry to one Mg(1), one La(1), one La(2), one V(1), and one Zn(1) atom. In the fifth O site, O(5) is bonded in a 5-coordinate geometry to one Mg(1), one La(1), one La(2), one V(1), and one Zn(1) atom. In the sixth O site, O(6) is bonded in a 5-coordinate geometry to one Mg(1), one La(1), one La(2), one V(1), and one Zn(1) atom.