ZnMn2O4 is Spinel-like structured and crystallizes in the monoclinic Cm space group. There are nine inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(6), and one O(9) atom to form MnO6 octahedra that share  a cornercorner with one Mn(9)O4 tetrahedra,  a cornercorner with one Zn(2)O4 tetrahedra, corners with two equivalent Zn(1)O4 tetrahedra, corners with two equivalent Zn(5)O4 tetrahedra,  an edgeedge with one Mn(4)O6 octahedra,  an edgeedge with one Zn(3)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, and edges with two equivalent Mn(2)O6 octahedra. In the second Mn site, Mn(2) is bonded to one O(2), one O(6), two equivalent O(3), and two equivalent O(4) atoms to form MnO6 octahedra that share  a cornercorner with one Mn(9)O4 tetrahedra,  a cornercorner with one Zn(2)O4 tetrahedra, corners with two equivalent Zn(1)O4 tetrahedra, corners with two equivalent Zn(5)O4 tetrahedra,  an edgeedge with one Mn(4)O6 octahedra,  an edgeedge with one Zn(3)O6 octahedra, and edges with four equivalent Mn(1)O6 octahedra. In the third Mn site, Mn(3) is bonded to one O(10), one O(12), one O(15), one O(5), one O(7), and one O(8) atom to form MnO6 octahedra that share  a cornercorner with one Zn(4)O4 tetrahedra,  a cornercorner with one Zn(5)O4 tetrahedra, corners with two equivalent Zn(2)O4 tetrahedra, corners with two equivalent Zn(6)O4 tetrahedra,  an edgeedge with one Mn(4)O6 octahedra,  an edgeedge with one Mn(7)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, and edges with two equivalent Mn(5)O6 octahedra. In the fourth Mn site, Mn(4) is bonded to one O(5), one O(9), two equivalent O(4), and two equivalent O(7) atoms to form MnO6 octahedra that share corners with three equivalent Zn(2)O4 tetrahedra, corners with three equivalent Zn(5)O4 tetrahedra,  an edgeedge with one Mn(2)O6 octahedra,  an edgeedge with one Mn(5)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, and edges with two equivalent Mn(3)O6 octahedra. In the fifth Mn site, Mn(5) is bonded to one O(12), one O(8), two equivalent O(10), and two equivalent O(7) atoms to form MnO6 octahedra that share  a cornercorner with one Zn(4)O4 tetrahedra,  a cornercorner with one Zn(5)O4 tetrahedra, corners with two equivalent Zn(2)O4 tetrahedra, corners with two equivalent Zn(6)O4 tetrahedra,  an edgeedge with one Mn(4)O6 octahedra,  an edgeedge with one Mn(7)O6 octahedra, and edges with four equivalent Mn(3)O6 octahedra. In the sixth Mn site, Mn(6) is bonded to one O(11), one O(13), one O(14), one O(16), one O(17), and one O(18) atom to form MnO6 octahedra that share  a cornercorner with one Zn(1)O4 tetrahedra,  a cornercorner with one Zn(6)O4 tetrahedra, corners with two equivalent Mn(9)O4 tetrahedra, corners with two equivalent Zn(4)O4 tetrahedra,  an edgeedge with one Mn(7)O6 octahedra,  an edgeedge with one Zn(3)O6 octahedra, edges with two equivalent Mn(6)O6 octahedra, and edges with two equivalent Mn(8)O6 octahedra. In the seventh Mn site, Mn(7) is bonded to one O(11), one O(15), two equivalent O(10), and two equivalent O(14) atoms to form MnO6 octahedra that share corners with three equivalent Zn(4)O4 tetrahedra, corners with three equivalent Zn(6)O4 tetrahedra,  an edgeedge with one Mn(5)O6 octahedra,  an edgeedge with one Mn(8)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, and edges with two equivalent Mn(6)O6 octahedra. In the eighth Mn site, Mn(8) is bonded to one O(13), one O(17), two equivalent O(14), and two equivalent O(16) atoms to form MnO6 octahedra that share  a cornercorner with one Zn(1)O4 tetrahedra,  a cornercorner with one Zn(6)O4 tetrahedra, corners with two equivalent Mn(9)O4 tetrahedra, corners with two equivalent Zn(4)O4 tetrahedra,  an edgeedge with one Mn(7)O6 octahedra,  an edgeedge with one Zn(3)O6 octahedra, and edges with four equivalent Mn(6)O6 octahedra. In the ninth Mn site, Mn(9) is bonded to one O(18), one O(6), and two equivalent O(16) atoms to form MnO4 tetrahedra that share  a cornercorner with one Mn(2)O6 octahedra, corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(8)O6 octahedra, corners with three equivalent Zn(3)O6 octahedra, and corners with four equivalent Mn(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-64°. There are six inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one O(1), one O(13), and two equivalent O(3) atoms to form ZnO4 tetrahedra that share  a cornercorner with one Mn(8)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(6)O6 octahedra, corners with three equivalent Zn(3)O6 octahedra, and corners with four equivalent Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-61°. In the second Zn site, Zn(2) is bonded to one O(2), one O(5), and two equivalent O(7) atoms to form ZnO4 tetrahedra that share  a cornercorner with one Mn(2)O6 octahedra, corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(5)O6 octahedra, corners with three equivalent Mn(4)O6 octahedra, and corners with four equivalent Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-59°. In the third Zn site, Zn(3) is bonded to one O(1), one O(18), two equivalent O(16), and two equivalent O(3) atoms to form ZnO6 octahedra that share corners with three equivalent Mn(9)O4 tetrahedra, corners with three equivalent Zn(1)O4 tetrahedra,  an edgeedge with one Mn(2)O6 octahedra,  an edgeedge with one Mn(8)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, and edges with two equivalent Mn(6)O6 octahedra. In the fourth Zn site, Zn(4) is bonded to one O(11), one O(8), and two equivalent O(14) atoms to form ZnO4 tetrahedra that share  a cornercorner with one Mn(5)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, corners with two equivalent Mn(8)O6 octahedra, corners with three equivalent Mn(7)O6 octahedra, and corners with four equivalent Mn(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-61°. In the fifth Zn site, Zn(5) is bonded to one O(12), one O(9), and two equivalent O(4) atoms to form ZnO4 tetrahedra that share  a cornercorner with one Mn(5)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, corners with three equivalent Mn(4)O6 octahedra, and corners with four equivalent Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-60°. In the sixth Zn site, Zn(6) is bonded to one O(15), one O(17), and two equivalent O(10) atoms to form ZnO4 tetrahedra that share  a cornercorner with one Mn(8)O6 octahedra, corners with two equivalent Mn(5)O6 octahedra, corners with two equivalent Mn(6)O6 octahedra, corners with three equivalent Mn(7)O6 octahedra, and corners with four equivalent Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-59°. There are eighteen inequivalent O sites. In the first O site, O(1) is bonded to two equivalent Mn(1), one Zn(1), and one Zn(3) atom to form distorted OMn2Zn2 trigonal pyramids that share  a cornercorner with one O(13)Mn3Zn trigonal pyramid, corners with two equivalent O(4)Mn3Zn trigonal pyramids, corners with two equivalent O(9)Mn3Zn trigonal pyramids, and corners with two equivalent O(6)Mn4 trigonal pyramids. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Mn(2), two equivalent Mn(1), and one Zn(2) atom. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to one Mn(1), one Mn(2), one Zn(1), and one Zn(3) atom. In the fourth O site, O(4) is bonded to one Mn(1), one Mn(2), one Mn(4), and one Zn(5) atom to form distorted OMn3Zn trigonal pyramids that share  a cornercorner with one O(1)Mn2Zn2 trigonal pyramid,  a cornercorner with one O(12)Mn3Zn trigonal pyramid,  a cornercorner with one O(4)Mn3Zn trigonal pyramid,  a cornercorner with one O(5)Mn3Zn trigonal pyramid,  a cornercorner with one O(9)Mn3Zn trigonal pyramid, corners with two equivalent O(7)Mn3Zn trigonal pyramids,  an edgeedge with one O(4)Mn3Zn trigonal pyramid,  an edgeedge with one O(9)Mn3Zn trigonal pyramid, and  an edgeedge with one O(6)Mn4 trigonal pyramid. In the fifth O site, O(5) is bonded to one Mn(4), two equivalent Mn(3), and one Zn(2) atom to form a mixture of distorted edge and corner-sharing OMn3Zn trigonal pyramids. In the sixth O site, O(6) is bonded to one Mn(2), one Mn(9), and two equivalent Mn(1) atoms to form distorted OMn4 trigonal pyramids that share corners with two equivalent O(1)Mn2Zn2 trigonal pyramids,  an edgeedge with one O(9)Mn3Zn trigonal pyramid, and edges with two equivalent O(4)Mn3Zn trigonal pyramids. In the seventh O site, O(7) is bonded to one Mn(3), one Mn(4), one Mn(5), and one Zn(2) atom to form a mixture of distorted edge and corner-sharing OMn3Zn trigonal pyramids. In the eighth O site, O(8) is bonded to one Mn(5), two equivalent Mn(3), and one Zn(4) atom to form a mixture of distorted edge and corner-sharing OMn3Zn trigonal pyramids. In the ninth O site, O(9) is bonded to one Mn(4), two equivalent Mn(1), and one Zn(5) atom to form distorted OMn3Zn trigonal pyramids that share  a cornercorner with one O(12)Mn3Zn trigonal pyramid,  a cornercorner with one O(5)Mn3Zn trigonal pyramid, corners with two equivalent O(1)Mn2Zn2 trigonal pyramids, corners with two equivalent O(4)Mn3Zn trigonal pyramids, corners with two equivalent O(7)Mn3Zn trigonal pyramids,  an edgeedge with one O(6)Mn4 trigonal pyramid, and edges with two equivalent O(4)Mn3Zn trigonal pyramids. In the tenth O site, O(10) is bonded to one Mn(3), one Mn(5), one Mn(7), and one Zn(6) atom to form a mixture of distorted edge and corner-sharing OMn3Zn trigonal pyramids. In the eleventh O site, O(11) is bonded to one Mn(7), two equivalent Mn(6), and one Zn(4) atom to form a mixture of distorted edge and corner-sharing OMn3Zn trigonal pyramids. In the twelfth O site, O(12) is bonded to one Mn(5), two equivalent Mn(3), and one Zn(5) atom to form a mixture of distorted edge and corner-sharing OMn3Zn trigonal pyramids. In the thirteenth O site, O(13) is bonded to one Mn(8), two equivalent Mn(6), and one Zn(1) atom to form distorted OMn3Zn trigonal pyramids that share  a cornercorner with one O(1)Mn2Zn2 trigonal pyramid,  an edgeedge with one O(11)Mn3Zn trigonal pyramid, and edges with two equivalent O(14)Mn3Zn trigonal pyramids. In the fourteenth O site, O(14) is bonded to one Mn(6), one Mn(7), one Mn(8), and one Zn(4) atom to form a mixture of distorted edge and corner-sharing OMn3Zn trigonal pyramids. In the fifteenth O site, O(15) is bonded to one Mn(7), two equivalent Mn(3), and one Zn(6) atom to form a mixture of distorted edge and corner-sharing OMn3Zn trigonal pyramids. In the sixteenth O site, O(16) is bonded in a distorted rectangular see-saw-like geometry to one Mn(6), one Mn(8), one Mn(9), and one Zn(3) atom. In the seventeenth O site, O(17) is bonded in a distorted rectangular see-saw-like geometry to one Mn(8), two equivalent Mn(6), and one Zn(6) atom. In the eighteenth O site, O(18) is bonded in a distorted rectangular see-saw-like geometry to one Mn(9), two equivalent Mn(6), and one Zn(3) atom.
ZnMn2O4 is Spinel-like structured and crystallizes in the monoclinic Cm space group. There are nine inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(6), and one O(9) atom to form MnO6 octahedra that share  a cornercorner with one Mn(9)O4 tetrahedra,  a cornercorner with one Zn(2)O4 tetrahedra, corners with two equivalent Zn(1)O4 tetrahedra, corners with two equivalent Zn(5)O4 tetrahedra,  an edgeedge with one Mn(4)O6 octahedra,  an edgeedge with one Zn(3)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, and edges with two equivalent Mn(2)O6 octahedra. The Mn(1)-O(1) bond length is 1.97 Å. The Mn(1)-O(2) bond length is 1.97 Å. The Mn(1)-O(3) bond length is 2.20 Å. The Mn(1)-O(4) bond length is 2.30 Å. The Mn(1)-O(6) bond length is 1.98 Å. The Mn(1)-O(9) bond length is 1.97 Å. In the second Mn site, Mn(2) is bonded to one O(2), one O(6), two equivalent O(3), and two equivalent O(4) atoms to form MnO6 octahedra that share  a cornercorner with one Mn(9)O4 tetrahedra,  a cornercorner with one Zn(2)O4 tetrahedra, corners with two equivalent Zn(1)O4 tetrahedra, corners with two equivalent Zn(5)O4 tetrahedra,  an edgeedge with one Mn(4)O6 octahedra,  an edgeedge with one Zn(3)O6 octahedra, and edges with four equivalent Mn(1)O6 octahedra. The Mn(2)-O(2) bond length is 2.27 Å. The Mn(2)-O(6) bond length is 2.26 Å. Both Mn(2)-O(3) bond lengths are 1.94 Å. Both Mn(2)-O(4) bond lengths are 1.98 Å. In the third Mn site, Mn(3) is bonded to one O(10), one O(12), one O(15), one O(5), one O(7), and one O(8) atom to form MnO6 octahedra that share  a cornercorner with one Zn(4)O4 tetrahedra,  a cornercorner with one Zn(5)O4 tetrahedra, corners with two equivalent Zn(2)O4 tetrahedra, corners with two equivalent Zn(6)O4 tetrahedra,  an edgeedge with one Mn(4)O6 octahedra,  an edgeedge with one Mn(7)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, and edges with two equivalent Mn(5)O6 octahedra. The Mn(3)-O(10) bond length is 2.28 Å. The Mn(3)-O(12) bond length is 1.97 Å. The Mn(3)-O(15) bond length is 1.97 Å. The Mn(3)-O(5) bond length is 1.97 Å. The Mn(3)-O(7) bond length is 2.27 Å. The Mn(3)-O(8) bond length is 1.97 Å. In the fourth Mn site, Mn(4) is bonded to one O(5), one O(9), two equivalent O(4), and two equivalent O(7) atoms to form MnO6 octahedra that share corners with three equivalent Zn(2)O4 tetrahedra, corners with three equivalent Zn(5)O4 tetrahedra,  an edgeedge with one Mn(2)O6 octahedra,  an edgeedge with one Mn(5)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, and edges with two equivalent Mn(3)O6 octahedra. The Mn(4)-O(5) bond length is 2.29 Å. The Mn(4)-O(9) bond length is 2.26 Å. Both Mn(4)-O(4) bond lengths are 1.96 Å. Both Mn(4)-O(7) bond lengths are 1.98 Å. In the fifth Mn site, Mn(5) is bonded to one O(12), one O(8), two equivalent O(10), and two equivalent O(7) atoms to form MnO6 octahedra that share  a cornercorner with one Zn(4)O4 tetrahedra,  a cornercorner with one Zn(5)O4 tetrahedra, corners with two equivalent Zn(2)O4 tetrahedra, corners with two equivalent Zn(6)O4 tetrahedra,  an edgeedge with one Mn(4)O6 octahedra,  an edgeedge with one Mn(7)O6 octahedra, and edges with four equivalent Mn(3)O6 octahedra. The Mn(5)-O(12) bond length is 2.29 Å. The Mn(5)-O(8) bond length is 2.30 Å. Both Mn(5)-O(10) bond lengths are 1.97 Å. Both Mn(5)-O(7) bond lengths are 1.96 Å. In the sixth Mn site, Mn(6) is bonded to one O(11), one O(13), one O(14), one O(16), one O(17), and one O(18) atom to form MnO6 octahedra that share  a cornercorner with one Zn(1)O4 tetrahedra,  a cornercorner with one Zn(6)O4 tetrahedra, corners with two equivalent Mn(9)O4 tetrahedra, corners with two equivalent Zn(4)O4 tetrahedra,  an edgeedge with one Mn(7)O6 octahedra,  an edgeedge with one Zn(3)O6 octahedra, edges with two equivalent Mn(6)O6 octahedra, and edges with two equivalent Mn(8)O6 octahedra. The Mn(6)-O(11) bond length is 1.97 Å. The Mn(6)-O(13) bond length is 1.99 Å. The Mn(6)-O(14) bond length is 2.27 Å. The Mn(6)-O(16) bond length is 2.15 Å. The Mn(6)-O(17) bond length is 1.98 Å. The Mn(6)-O(18) bond length is 1.96 Å. In the seventh Mn site, Mn(7) is bonded to one O(11), one O(15), two equivalent O(10), and two equivalent O(14) atoms to form MnO6 octahedra that share corners with three equivalent Zn(4)O4 tetrahedra, corners with three equivalent Zn(6)O4 tetrahedra,  an edgeedge with one Mn(5)O6 octahedra,  an edgeedge with one Mn(8)O6 octahedra, edges with two equivalent Mn(3)O6 octahedra, and edges with two equivalent Mn(6)O6 octahedra. The Mn(7)-O(11) bond length is 2.27 Å. The Mn(7)-O(15) bond length is 2.29 Å. Both Mn(7)-O(10) bond lengths are 1.97 Å. Both Mn(7)-O(14) bond lengths are 1.96 Å. In the eighth Mn site, Mn(8) is bonded to one O(13), one O(17), two equivalent O(14), and two equivalent O(16) atoms to form MnO6 octahedra that share  a cornercorner with one Zn(1)O4 tetrahedra,  a cornercorner with one Zn(6)O4 tetrahedra, corners with two equivalent Mn(9)O4 tetrahedra, corners with two equivalent Zn(4)O4 tetrahedra,  an edgeedge with one Mn(7)O6 octahedra,  an edgeedge with one Zn(3)O6 octahedra, and edges with four equivalent Mn(6)O6 octahedra. The Mn(8)-O(13) bond length is 2.29 Å. The Mn(8)-O(17) bond length is 2.28 Å. Both Mn(8)-O(14) bond lengths are 1.98 Å. Both Mn(8)-O(16) bond lengths are 1.94 Å. In the ninth Mn site, Mn(9) is bonded to one O(18), one O(6), and two equivalent O(16) atoms to form MnO4 tetrahedra that share  a cornercorner with one Mn(2)O6 octahedra, corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(8)O6 octahedra, corners with three equivalent Zn(3)O6 octahedra, and corners with four equivalent Mn(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-64°. The Mn(9)-O(18) bond length is 2.06 Å. The Mn(9)-O(6) bond length is 2.07 Å. Both Mn(9)-O(16) bond lengths are 2.02 Å. There are six inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one O(1), one O(13), and two equivalent O(3) atoms to form ZnO4 tetrahedra that share  a cornercorner with one Mn(8)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(6)O6 octahedra, corners with three equivalent Zn(3)O6 octahedra, and corners with four equivalent Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-61°. The Zn(1)-O(1) bond length is 2.02 Å. The Zn(1)-O(13) bond length is 2.07 Å. Both Zn(1)-O(3) bond lengths are 1.98 Å. In the second Zn site, Zn(2) is bonded to one O(2), one O(5), and two equivalent O(7) atoms to form ZnO4 tetrahedra that share  a cornercorner with one Mn(2)O6 octahedra, corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(5)O6 octahedra, corners with three equivalent Mn(4)O6 octahedra, and corners with four equivalent Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-59°. The Zn(2)-O(2) bond length is 2.00 Å. The Zn(2)-O(5) bond length is 2.02 Å. Both Zn(2)-O(7) bond lengths are 2.01 Å. In the third Zn site, Zn(3) is bonded to one O(1), one O(18), two equivalent O(16), and two equivalent O(3) atoms to form ZnO6 octahedra that share corners with three equivalent Mn(9)O4 tetrahedra, corners with three equivalent Zn(1)O4 tetrahedra,  an edgeedge with one Mn(2)O6 octahedra,  an edgeedge with one Mn(8)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, and edges with two equivalent Mn(6)O6 octahedra. The Zn(3)-O(1) bond length is 2.25 Å. The Zn(3)-O(18) bond length is 2.28 Å. Both Zn(3)-O(16) bond lengths are 2.09 Å. Both Zn(3)-O(3) bond lengths are 2.06 Å. In the fourth Zn site, Zn(4) is bonded to one O(11), one O(8), and two equivalent O(14) atoms to form ZnO4 tetrahedra that share  a cornercorner with one Mn(5)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, corners with two equivalent Mn(8)O6 octahedra, corners with three equivalent Mn(7)O6 octahedra, and corners with four equivalent Mn(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-61°. The Zn(4)-O(11) bond length is 2.03 Å. The Zn(4)-O(8) bond length is 2.02 Å. Both Zn(4)-O(14) bond lengths are 2.02 Å. In the fifth Zn site, Zn(5) is bonded to one O(12), one O(9), and two equivalent O(4) atoms to form ZnO4 tetrahedra that share  a cornercorner with one Mn(5)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, corners with three equivalent Mn(4)O6 octahedra, and corners with four equivalent Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-60°. The Zn(5)-O(12) bond length is 2.03 Å. The Zn(5)-O(9) bond length is 2.02 Å. Both Zn(5)-O(4) bond lengths are 2.01 Å. In the sixth Zn site, Zn(6) is bonded to one O(15), one O(17), and two equivalent O(10) atoms to form ZnO4 tetrahedra that share  a cornercorner with one Mn(8)O6 octahedra, corners with two equivalent Mn(5)O6 octahedra, corners with two equivalent Mn(6)O6 octahedra, corners with three equivalent Mn(7)O6 octahedra, and corners with four equivalent Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-59°. The Zn(6)-O(15) bond length is 2.02 Å. The Zn(6)-O(17) bond length is 2.01 Å. Both Zn(6)-O(10) bond lengths are 2.01 Å. There are eighteen inequivalent O sites. In the first O site, O(1) is bonded to two equivalent Mn(1), one Zn(1), and one Zn(3) atom to form distorted OMn2Zn2 trigonal pyramids that share  a cornercorner with one O(13)Mn3Zn trigonal pyramid, corners with two equivalent O(4)Mn3Zn trigonal pyramids, corners with two equivalent O(9)Mn3Zn trigonal pyramids, and corners with two equivalent O(6)Mn4 trigonal pyramids. In the second O site, O(2) is bonded in a distorted rectangular see-saw-like geometry to one Mn(2), two equivalent Mn(1), and one Zn(2) atom. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to one Mn(1), one Mn(2), one Zn(1), and one Zn(3) atom. In the fourth O site, O(4) is bonded to one Mn(1), one Mn(2), one Mn(4), and one Zn(5) atom to form distorted OMn3Zn trigonal pyramids that share  a cornercorner with one O(1)Mn2Zn2 trigonal pyramid,  a cornercorner with one O(12)Mn3Zn trigonal pyramid,  a cornercorner with one O(4)Mn3Zn trigonal pyramid,  a cornercorner with one O(5)Mn3Zn trigonal pyramid,  a cornercorner with one O(9)Mn3Zn trigonal pyramid, corners with two equivalent O(7)Mn3Zn trigonal pyramids,  an edgeedge with one O(4)Mn3Zn trigonal pyramid,  an edgeedge with one O(9)Mn3Zn trigonal pyramid, and  an edgeedge with one O(6)Mn4 trigonal pyramid. In the fifth O site, O(5) is bonded to one Mn(4), two equivalent Mn(3), and one Zn(2) atom to form a mixture of distorted edge and corner-sharing OMn3Zn trigonal pyramids. In the sixth O site, O(6) is bonded to one Mn(2), one Mn(9), and two equivalent Mn(1) atoms to form distorted OMn4 trigonal pyramids that share corners with two equivalent O(1)Mn2Zn2 trigonal pyramids,  an edgeedge with one O(9)Mn3Zn trigonal pyramid, and edges with two equivalent O(4)Mn3Zn trigonal pyramids. In the seventh O site, O(7) is bonded to one Mn(3), one Mn(4), one Mn(5), and one Zn(2) atom to form a mixture of distorted edge and corner-sharing OMn3Zn trigonal pyramids. In the eighth O site, O(8) is bonded to one Mn(5), two equivalent Mn(3), and one Zn(4) atom to form a mixture of distorted edge and corner-sharing OMn3Zn trigonal pyramids. In the ninth O site, O(9) is bonded to one Mn(4), two equivalent Mn(1), and one Zn(5) atom to form distorted OMn3Zn trigonal pyramids that share  a cornercorner with one O(12)Mn3Zn trigonal pyramid,  a cornercorner with one O(5)Mn3Zn trigonal pyramid, corners with two equivalent O(1)Mn2Zn2 trigonal pyramids, corners with two equivalent O(4)Mn3Zn trigonal pyramids, corners with two equivalent O(7)Mn3Zn trigonal pyramids,  an edgeedge with one O(6)Mn4 trigonal pyramid, and edges with two equivalent O(4)Mn3Zn trigonal pyramids. In the tenth O site, O(10) is bonded to one Mn(3), one Mn(5), one Mn(7), and one Zn(6) atom to form a mixture of distorted edge and corner-sharing OMn3Zn trigonal pyramids. In the eleventh O site, O(11) is bonded to one Mn(7), two equivalent Mn(6), and one Zn(4) atom to form a mixture of distorted edge and corner-sharing OMn3Zn trigonal pyramids. In the twelfth O site, O(12) is bonded to one Mn(5), two equivalent Mn(3), and one Zn(5) atom to form a mixture of distorted edge and corner-sharing OMn3Zn trigonal pyramids. In the thirteenth O site, O(13) is bonded to one Mn(8), two equivalent Mn(6), and one Zn(1) atom to form distorted OMn3Zn trigonal pyramids that share  a cornercorner with one O(1)Mn2Zn2 trigonal pyramid,  an edgeedge with one O(11)Mn3Zn trigonal pyramid, and edges with two equivalent O(14)Mn3Zn trigonal pyramids. In the fourteenth O site, O(14) is bonded to one Mn(6), one Mn(7), one Mn(8), and one Zn(4) atom to form a mixture of distorted edge and corner-sharing OMn3Zn trigonal pyramids. In the fifteenth O site, O(15) is bonded to one Mn(7), two equivalent Mn(3), and one Zn(6) atom to form a mixture of distorted edge and corner-sharing OMn3Zn trigonal pyramids. In the sixteenth O site, O(16) is bonded in a distorted rectangular see-saw-like geometry to one Mn(6), one Mn(8), one Mn(9), and one Zn(3) atom. In the seventeenth O site, O(17) is bonded in a distorted rectangular see-saw-like geometry to one Mn(8), two equivalent Mn(6), and one Zn(6) atom. In the eighteenth O site, O(18) is bonded in a distorted rectangular see-saw-like geometry to one Mn(9), two equivalent Mn(6), and one Zn(3) atom.