MgMn3Zn2O8 is Hausmannite-derived structured and 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(8) atom to form MgO6 octahedra that share corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, corners with four equivalent Mn(1)O6 octahedra, corners with two equivalent Zn(1)O4 tetrahedra, corners with two equivalent Zn(2)O4 tetrahedra,  a faceface with one Mn(2)O6 octahedra, and  a faceface with one Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 38-55°. There are three inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(3), one O(4), one O(5), one O(6), one O(7), and one O(8) atom to form MnO6 octahedra that share corners with four equivalent Mg(1)O6 octahedra, corners with three equivalent Zn(1)O4 tetrahedra, corners with three equivalent Zn(2)O4 tetrahedra, edges with two equivalent Mn(2)O6 octahedra, and edges with two equivalent Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 45-55°. In the second Mn site, Mn(2) is bonded to one O(1), one O(2), one O(3), one O(4), one O(6), and one O(8) atom to form distorted MnO6 octahedra that share corners with two equivalent Mg(1)O6 octahedra, corners with two equivalent Zn(1)O4 tetrahedra, corners with three equivalent Zn(2)O4 tetrahedra, edges with two equivalent Mn(1)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, and  a faceface with one Mg(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 41-50°. In the third Mn site, Mn(3) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(7) atom to form MnO6 octahedra that share corners with two equivalent Mg(1)O6 octahedra, corners with two equivalent Zn(2)O4 tetrahedra, corners with three equivalent Zn(1)O4 tetrahedra, edges with two equivalent Mn(1)O6 octahedra, edges with two equivalent Mn(2)O6 octahedra, and  a faceface with one Mg(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 38-50°. There are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one O(2), one O(5), one O(6), and one O(7) atom to form ZnO4 tetrahedra that share corners with two equivalent Mg(1)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with three equivalent Mn(1)O6 octahedra, corners with three equivalent Mn(3)O6 octahedra, and  an edgeedge with one Zn(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 41-81°. In the second Zn site, Zn(2) is bonded to one O(1), one O(6), one O(7), and one O(8) atom to form ZnO4 tetrahedra that share corners with two equivalent Mg(1)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, corners with three equivalent Mn(1)O6 octahedra, corners with three equivalent Mn(2)O6 octahedra, and  an edgeedge with one Zn(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 47-85°. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a distorted see-saw-like geometry to one Mg(1), one Mn(2), one Mn(3), and one Zn(2) atom. In the second O site, O(2) is bonded in a distorted see-saw-like geometry to one Mg(1), one Mn(2), one Mn(3), and one Zn(1) atom. In the third O site, O(3) is bonded to one Mg(1), one Mn(1), one Mn(2), and one Mn(3) atom to form distorted OMgMn3 trigonal pyramids that share  a cornercorner with one O(5)MgMn2Zn tetrahedra,  a cornercorner with one O(8)MgMn2Zn tetrahedra, corners with two equivalent O(7)Mn2Zn2 tetrahedra, corners with two equivalent O(4)MgMn3 trigonal pyramids,  an edgeedge with one O(5)MgMn2Zn tetrahedra,  an edgeedge with one O(8)MgMn2Zn tetrahedra,  an edgeedge with one O(6)Mn2Zn2 tetrahedra, and  an edgeedge with one O(4)MgMn3 trigonal pyramid. In the fourth O site, O(4) is bonded to one Mg(1), one Mn(1), one Mn(2), and one Mn(3) atom to form OMgMn3 trigonal pyramids that share  a cornercorner with one O(5)MgMn2Zn tetrahedra,  a cornercorner with one O(8)MgMn2Zn tetrahedra, corners with two equivalent O(6)Mn2Zn2 tetrahedra, corners with two equivalent O(3)MgMn3 trigonal pyramids,  an edgeedge with one O(5)MgMn2Zn tetrahedra,  an edgeedge with one O(8)MgMn2Zn tetrahedra,  an edgeedge with one O(7)Mn2Zn2 tetrahedra, and  an edgeedge with one O(3)MgMn3 trigonal pyramid. In the fifth O site, O(5) is bonded to one Mg(1), one Mn(1), one Mn(3), and one Zn(1) atom to form distorted OMgMn2Zn tetrahedra that share corners with two equivalent O(8)MgMn2Zn tetrahedra, corners with two equivalent O(6)Mn2Zn2 tetrahedra, corners with three equivalent O(7)Mn2Zn2 tetrahedra,  a cornercorner with one O(3)MgMn3 trigonal pyramid,  a cornercorner with one O(4)MgMn3 trigonal pyramid,  an edgeedge with one O(3)MgMn3 trigonal pyramid, and  an edgeedge with one O(4)MgMn3 trigonal pyramid. In the sixth O site, O(6) is bonded to one Mn(1), one Mn(2), one Zn(1), and one Zn(2) atom to form distorted OMn2Zn2 tetrahedra that share  a cornercorner with one O(7)Mn2Zn2 tetrahedra, corners with two equivalent O(5)MgMn2Zn tetrahedra, corners with three equivalent O(8)MgMn2Zn tetrahedra, corners with two equivalent O(4)MgMn3 trigonal pyramids,  an edgeedge with one O(7)Mn2Zn2 tetrahedra, and  an edgeedge with one O(3)MgMn3 trigonal pyramid. In the seventh O site, O(7) is bonded to one Mn(1), one Mn(3), one Zn(1), and one Zn(2) atom to form distorted OMn2Zn2 tetrahedra that share  a cornercorner with one O(6)Mn2Zn2 tetrahedra, corners with two equivalent O(8)MgMn2Zn tetrahedra, corners with three equivalent O(5)MgMn2Zn tetrahedra, corners with two equivalent O(3)MgMn3 trigonal pyramids,  an edgeedge with one O(6)Mn2Zn2 tetrahedra, and  an edgeedge with one O(4)MgMn3 trigonal pyramid. In the eighth O site, O(8) is bonded to one Mg(1), one Mn(1), one Mn(2), and one Zn(2) atom to form distorted OMgMn2Zn tetrahedra that share corners with two equivalent O(5)MgMn2Zn tetrahedra, corners with two equivalent O(7)Mn2Zn2 tetrahedra, corners with three equivalent O(6)Mn2Zn2 tetrahedra,  a cornercorner with one O(3)MgMn3 trigonal pyramid,  a cornercorner with one O(4)MgMn3 trigonal pyramid,  an edgeedge with one O(3)MgMn3 trigonal pyramid, and  an edgeedge with one O(4)MgMn3 trigonal pyramid.
MgMn3Zn2O8 is Hausmannite-derived structured and 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(8) atom to form MgO6 octahedra that share corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, corners with four equivalent Mn(1)O6 octahedra, corners with two equivalent Zn(1)O4 tetrahedra, corners with two equivalent Zn(2)O4 tetrahedra,  a faceface with one Mn(2)O6 octahedra, and  a faceface with one Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 38-55°. The Mg(1)-O(1) bond length is 2.21 Å. The Mg(1)-O(2) bond length is 2.08 Å. The Mg(1)-O(3) bond length is 2.05 Å. The Mg(1)-O(4) bond length is 2.05 Å. The Mg(1)-O(5) bond length is 2.16 Å. The Mg(1)-O(8) bond length is 2.12 Å. There are three inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(3), one O(4), one O(5), one O(6), one O(7), and one O(8) atom to form MnO6 octahedra that share corners with four equivalent Mg(1)O6 octahedra, corners with three equivalent Zn(1)O4 tetrahedra, corners with three equivalent Zn(2)O4 tetrahedra, edges with two equivalent Mn(2)O6 octahedra, and edges with two equivalent Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 45-55°. The Mn(1)-O(3) bond length is 1.92 Å. The Mn(1)-O(4) bond length is 1.95 Å. The Mn(1)-O(5) bond length is 2.28 Å. The Mn(1)-O(6) bond length is 2.01 Å. The Mn(1)-O(7) bond length is 2.00 Å. The Mn(1)-O(8) bond length is 2.28 Å. In the second Mn site, Mn(2) is bonded to one O(1), one O(2), one O(3), one O(4), one O(6), and one O(8) atom to form distorted MnO6 octahedra that share corners with two equivalent Mg(1)O6 octahedra, corners with two equivalent Zn(1)O4 tetrahedra, corners with three equivalent Zn(2)O4 tetrahedra, edges with two equivalent Mn(1)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, and  a faceface with one Mg(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 41-50°. The Mn(2)-O(1) bond length is 2.08 Å. The Mn(2)-O(2) bond length is 2.07 Å. The Mn(2)-O(3) bond length is 2.34 Å. The Mn(2)-O(4) bond length is 2.01 Å. The Mn(2)-O(6) bond length is 1.99 Å. The Mn(2)-O(8) bond length is 1.97 Å. In the third Mn site, Mn(3) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(7) atom to form MnO6 octahedra that share corners with two equivalent Mg(1)O6 octahedra, corners with two equivalent Zn(2)O4 tetrahedra, corners with three equivalent Zn(1)O4 tetrahedra, edges with two equivalent Mn(1)O6 octahedra, edges with two equivalent Mn(2)O6 octahedra, and  a faceface with one Mg(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 38-50°. The Mn(3)-O(1) bond length is 1.95 Å. The Mn(3)-O(2) bond length is 1.95 Å. The Mn(3)-O(3) bond length is 1.96 Å. The Mn(3)-O(4) bond length is 2.02 Å. The Mn(3)-O(5) bond length is 1.95 Å. The Mn(3)-O(7) bond length is 1.99 Å. There are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one O(2), one O(5), one O(6), and one O(7) atom to form ZnO4 tetrahedra that share corners with two equivalent Mg(1)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with three equivalent Mn(1)O6 octahedra, corners with three equivalent Mn(3)O6 octahedra, and  an edgeedge with one Zn(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 41-81°. The Zn(1)-O(2) bond length is 1.98 Å. The Zn(1)-O(5) bond length is 1.95 Å. The Zn(1)-O(6) bond length is 2.02 Å. The Zn(1)-O(7) bond length is 2.11 Å. In the second Zn site, Zn(2) is bonded to one O(1), one O(6), one O(7), and one O(8) atom to form ZnO4 tetrahedra that share corners with two equivalent Mg(1)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, corners with three equivalent Mn(1)O6 octahedra, corners with three equivalent Mn(2)O6 octahedra, and  an edgeedge with one Zn(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 47-85°. The Zn(2)-O(1) bond length is 1.99 Å. The Zn(2)-O(6) bond length is 2.10 Å. The Zn(2)-O(7) bond length is 2.02 Å. The Zn(2)-O(8) bond length is 1.96 Å. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a distorted see-saw-like geometry to one Mg(1), one Mn(2), one Mn(3), and one Zn(2) atom. In the second O site, O(2) is bonded in a distorted see-saw-like geometry to one Mg(1), one Mn(2), one Mn(3), and one Zn(1) atom. In the third O site, O(3) is bonded to one Mg(1), one Mn(1), one Mn(2), and one Mn(3) atom to form distorted OMgMn3 trigonal pyramids that share  a cornercorner with one O(5)MgMn2Zn tetrahedra,  a cornercorner with one O(8)MgMn2Zn tetrahedra, corners with two equivalent O(7)Mn2Zn2 tetrahedra, corners with two equivalent O(4)MgMn3 trigonal pyramids,  an edgeedge with one O(5)MgMn2Zn tetrahedra,  an edgeedge with one O(8)MgMn2Zn tetrahedra,  an edgeedge with one O(6)Mn2Zn2 tetrahedra, and  an edgeedge with one O(4)MgMn3 trigonal pyramid. In the fourth O site, O(4) is bonded to one Mg(1), one Mn(1), one Mn(2), and one Mn(3) atom to form OMgMn3 trigonal pyramids that share  a cornercorner with one O(5)MgMn2Zn tetrahedra,  a cornercorner with one O(8)MgMn2Zn tetrahedra, corners with two equivalent O(6)Mn2Zn2 tetrahedra, corners with two equivalent O(3)MgMn3 trigonal pyramids,  an edgeedge with one O(5)MgMn2Zn tetrahedra,  an edgeedge with one O(8)MgMn2Zn tetrahedra,  an edgeedge with one O(7)Mn2Zn2 tetrahedra, and  an edgeedge with one O(3)MgMn3 trigonal pyramid. In the fifth O site, O(5) is bonded to one Mg(1), one Mn(1), one Mn(3), and one Zn(1) atom to form distorted OMgMn2Zn tetrahedra that share corners with two equivalent O(8)MgMn2Zn tetrahedra, corners with two equivalent O(6)Mn2Zn2 tetrahedra, corners with three equivalent O(7)Mn2Zn2 tetrahedra,  a cornercorner with one O(3)MgMn3 trigonal pyramid,  a cornercorner with one O(4)MgMn3 trigonal pyramid,  an edgeedge with one O(3)MgMn3 trigonal pyramid, and  an edgeedge with one O(4)MgMn3 trigonal pyramid. In the sixth O site, O(6) is bonded to one Mn(1), one Mn(2), one Zn(1), and one Zn(2) atom to form distorted OMn2Zn2 tetrahedra that share  a cornercorner with one O(7)Mn2Zn2 tetrahedra, corners with two equivalent O(5)MgMn2Zn tetrahedra, corners with three equivalent O(8)MgMn2Zn tetrahedra, corners with two equivalent O(4)MgMn3 trigonal pyramids,  an edgeedge with one O(7)Mn2Zn2 tetrahedra, and  an edgeedge with one O(3)MgMn3 trigonal pyramid. In the seventh O site, O(7) is bonded to one Mn(1), one Mn(3), one Zn(1), and one Zn(2) atom to form distorted OMn2Zn2 tetrahedra that share  a cornercorner with one O(6)Mn2Zn2 tetrahedra, corners with two equivalent O(8)MgMn2Zn tetrahedra, corners with three equivalent O(5)MgMn2Zn tetrahedra, corners with two equivalent O(3)MgMn3 trigonal pyramids,  an edgeedge with one O(6)Mn2Zn2 tetrahedra, and  an edgeedge with one O(4)MgMn3 trigonal pyramid. In the eighth O site, O(8) is bonded to one Mg(1), one Mn(1), one Mn(2), and one Zn(2) atom to form distorted OMgMn2Zn tetrahedra that share corners with two equivalent O(5)MgMn2Zn tetrahedra, corners with two equivalent O(7)Mn2Zn2 tetrahedra, corners with three equivalent O(6)Mn2Zn2 tetrahedra,  a cornercorner with one O(3)MgMn3 trigonal pyramid,  a cornercorner with one O(4)MgMn3 trigonal pyramid,  an edgeedge with one O(3)MgMn3 trigonal pyramid, and  an edgeedge with one O(4)MgMn3 trigonal pyramid.