Zr2ON2 is Ilmenite-like structured and crystallizes in the triclinic P1 space group. There are sixteen inequivalent Zr sites. In the first Zr site, Zr(1) is bonded to one N(1), one N(11), one N(14), one N(9), one O(1), and one O(7) atom to form distorted ZrN4O2 octahedra that share  a cornercorner with one Zr(15)N4O2 octahedra,  a cornercorner with one Zr(14)N5O octahedra, corners with two equivalent Zr(10)N3O3 octahedra, corners with four equivalent Zr(8)N4O2 octahedra,  an edgeedge with one Zr(16)N3O3 octahedra, and edges with two equivalent Zr(5)N5O octahedra. The corner-sharing octahedral tilt angles range from 42-67°. In the second Zr site, Zr(2) is bonded in a 6-coordinate geometry to one N(1), one N(11), one N(16), one N(4), one N(9), and one O(1) atom. In the third Zr site, Zr(3) is bonded to one N(10), one N(12), one N(13), one N(2), one O(2), and one O(6) atom to form distorted ZrN4O2 octahedra that share  a cornercorner with one Zr(15)N4O2 octahedra,  a cornercorner with one Zr(14)N5O octahedra,  a cornercorner with one Zr(4)N5O octahedra, corners with two equivalent Zr(9)N3O3 octahedra, corners with four equivalent Zr(7)N3O3 octahedra,  an edgeedge with one Zr(13)N3O3 octahedra, edges with two equivalent Zr(6)N5O octahedra, and  a faceface with one Zr(4)N5O octahedra. The corner-sharing octahedral tilt angles range from 43-65°. In the fourth Zr site, Zr(4) is bonded to one N(10), one N(12), one N(15), one N(2), one N(5), and one O(2) atom to form distorted ZrN5O octahedra that share  a cornercorner with one Zr(13)N3O3 octahedra,  a cornercorner with one Zr(16)N3O3 octahedra,  a cornercorner with one Zr(3)N4O2 octahedra, corners with two equivalent Zr(12)N4O2 octahedra, corners with two equivalent Zr(15)N4O2 octahedra, corners with four equivalent Zr(6)N5O octahedra, edges with two equivalent Zr(7)N3O3 octahedra, and  a faceface with one Zr(3)N4O2 octahedra. The corner-sharing octahedral tilt angles range from 47-74°. In the fifth Zr site, Zr(5) is bonded to one N(1), one N(11), one N(4), one N(6), one N(9), and one O(7) atom to form distorted ZrN5O octahedra that share  a cornercorner with one Zr(10)N3O3 octahedra,  a cornercorner with one Zr(9)N3O3 octahedra,  a cornercorner with one Zr(8)N4O2 octahedra, corners with two equivalent Zr(14)N5O octahedra, edges with two equivalent Zr(1)N4O2 octahedra, and  a faceface with one Zr(8)N4O2 octahedra. The corner-sharing octahedral tilt angles range from 51-72°. In the sixth Zr site, Zr(6) is bonded to one N(10), one N(12), one N(2), one N(5), one N(7), and one O(6) atom to form distorted ZrN5O octahedra that share  a cornercorner with one Zr(10)N3O3 octahedra,  a cornercorner with one Zr(7)N3O3 octahedra,  a cornercorner with one Zr(9)N3O3 octahedra, corners with two equivalent Zr(12)N4O2 octahedra, corners with two equivalent Zr(15)N4O2 octahedra, corners with four equivalent Zr(4)N5O octahedra, edges with two equivalent Zr(3)N4O2 octahedra, and  a faceface with one Zr(7)N3O3 octahedra. The corner-sharing octahedral tilt angles range from 47-75°. In the seventh Zr site, Zr(7) is bonded to one N(10), one N(12), one N(5), one O(2), one O(6), and one O(8) atom to form distorted ZrN3O3 octahedra that share  a cornercorner with one Zr(12)N4O2 octahedra,  a cornercorner with one Zr(6)N5O octahedra, corners with two equivalent Zr(13)N3O3 octahedra, corners with four equivalent Zr(3)N4O2 octahedra,  an edgeedge with one Zr(9)N3O3 octahedra, edges with two equivalent Zr(4)N5O octahedra, and  a faceface with one Zr(6)N5O octahedra. The corner-sharing octahedral tilt angles range from 43-64°. In the eighth Zr site, Zr(8) is bonded to one N(11), one N(4), one N(8), one N(9), one O(1), and one O(7) atom to form distorted ZrN4O2 octahedra that share  a cornercorner with one Zr(12)N4O2 octahedra,  a cornercorner with one Zr(5)N5O octahedra, corners with two equivalent Zr(16)N3O3 octahedra, corners with four equivalent Zr(1)N4O2 octahedra,  an edgeedge with one Zr(10)N3O3 octahedra, and  a faceface with one Zr(5)N5O octahedra. The corner-sharing octahedral tilt angles range from 41-68°. In the ninth Zr site, Zr(9) is bonded to one N(13), one N(3), one N(6), one O(4), one O(6), and one O(8) atom to form distorted ZrN3O3 octahedra that share  a cornercorner with one Zr(5)N5O octahedra,  a cornercorner with one Zr(6)N5O octahedra, corners with two equivalent Zr(3)N4O2 octahedra, corners with four equivalent Zr(13)N3O3 octahedra,  an edgeedge with one Zr(7)N3O3 octahedra, and edges with two equivalent Zr(14)N5O octahedra. The corner-sharing octahedral tilt angles range from 43-65°. In the tenth Zr site, Zr(10) is bonded to one N(14), one N(7), one N(8), one O(3), one O(5), and one O(7) atom to form distorted ZrN3O3 octahedra that share  a cornercorner with one Zr(12)N4O2 octahedra,  a cornercorner with one Zr(5)N5O octahedra,  a cornercorner with one Zr(6)N5O octahedra, corners with two equivalent Zr(1)N4O2 octahedra, corners with four equivalent Zr(16)N3O3 octahedra,  an edgeedge with one Zr(8)N4O2 octahedra, edges with two equivalent Zr(15)N4O2 octahedra, and  a faceface with one Zr(12)N4O2 octahedra. The corner-sharing octahedral tilt angles range from 47-67°. In the eleventh Zr site, Zr(11) is bonded in a 6-coordinate geometry to one N(16), one N(3), one N(4), one N(6), one O(4), and one O(8) atom. In the twelfth Zr site, Zr(12) is bonded to one N(15), one N(5), one N(7), one N(8), one O(3), and one O(5) atom to form distorted ZrN4O2 octahedra that share  a cornercorner with one Zr(10)N3O3 octahedra,  a cornercorner with one Zr(7)N3O3 octahedra,  a cornercorner with one Zr(8)N4O2 octahedra, corners with two equivalent Zr(4)N5O octahedra, corners with two equivalent Zr(6)N5O octahedra, corners with four equivalent Zr(15)N4O2 octahedra, edges with two equivalent Zr(16)N3O3 octahedra, and  a faceface with one Zr(10)N3O3 octahedra. The corner-sharing octahedral tilt angles range from 41-75°. In the thirteenth Zr site, Zr(13) is bonded to one N(13), one N(16), one N(3), one O(2), one O(4), and one O(8) atom to form distorted ZrN3O3 octahedra that share  a cornercorner with one Zr(14)N5O octahedra,  a cornercorner with one Zr(4)N5O octahedra, corners with two equivalent Zr(7)N3O3 octahedra, corners with four equivalent Zr(9)N3O3 octahedra,  an edgeedge with one Zr(3)N4O2 octahedra, and  a faceface with one Zr(14)N5O octahedra. The corner-sharing octahedral tilt angles range from 43-66°. In the fourteenth Zr site, Zr(14) is bonded to one N(1), one N(13), one N(16), one N(3), one N(6), and one O(4) atom to form distorted ZrN5O octahedra that share  a cornercorner with one Zr(13)N3O3 octahedra,  a cornercorner with one Zr(1)N4O2 octahedra,  a cornercorner with one Zr(3)N4O2 octahedra, corners with two equivalent Zr(5)N5O octahedra, edges with two equivalent Zr(9)N3O3 octahedra, and  a faceface with one Zr(13)N3O3 octahedra. The corner-sharing octahedral tilt angles range from 45-72°. In the fifteenth Zr site, Zr(15) is bonded to one N(14), one N(15), one N(2), one N(7), one O(3), and one O(5) atom to form distorted ZrN4O2 octahedra that share  a cornercorner with one Zr(16)N3O3 octahedra,  a cornercorner with one Zr(1)N4O2 octahedra,  a cornercorner with one Zr(3)N4O2 octahedra, corners with two equivalent Zr(4)N5O octahedra, corners with two equivalent Zr(6)N5O octahedra, corners with four equivalent Zr(12)N4O2 octahedra, edges with two equivalent Zr(10)N3O3 octahedra, and  a faceface with one Zr(16)N3O3 octahedra. The corner-sharing octahedral tilt angles range from 42-74°. In the sixteenth Zr site, Zr(16) is bonded to one N(14), one N(15), one N(8), one O(1), one O(3), and one O(5) atom to form distorted ZrN3O3 octahedra that share  a cornercorner with one Zr(15)N4O2 octahedra,  a cornercorner with one Zr(4)N5O octahedra, corners with two equivalent Zr(8)N4O2 octahedra, corners with four equivalent Zr(10)N3O3 octahedra,  an edgeedge with one Zr(1)N4O2 octahedra, edges with two equivalent Zr(12)N4O2 octahedra, and  a faceface with one Zr(15)N4O2 octahedra. The corner-sharing octahedral tilt angles range from 47-68°. There are sixteen inequivalent N sites. In the first N site, N(1) is bonded to one Zr(1), one Zr(14), one Zr(2), and one Zr(5) atom to form distorted NZr4 tetrahedra that share corners with two equivalent N(16)Zr4 tetrahedra, corners with two equivalent N(4)Zr4 tetrahedra, corners with two equivalent N(6)Zr4 tetrahedra,  a cornercorner with one O(4)Zr4 trigonal pyramid,  an edgeedge with one O(1)Zr4 trigonal pyramid, and  an edgeedge with one O(7)Zr4 trigonal pyramid. In the second N site, N(2) is bonded to one Zr(15), one Zr(3), one Zr(4), and one Zr(6) atom to form distorted NZr4 tetrahedra that share corners with two equivalent N(5)Zr4 tetrahedra, corners with two equivalent N(7)Zr4 tetrahedra,  a cornercorner with one O(3)Zr4 trigonal pyramid,  a cornercorner with one O(5)Zr4 trigonal pyramid, corners with two equivalent N(15)Zr4 trigonal pyramids,  an edgeedge with one O(2)Zr4 trigonal pyramid, and  an edgeedge with one O(6)Zr4 trigonal pyramid. In the third N site, N(3) is bonded in a distorted see-saw-like geometry to one Zr(11), one Zr(13), one Zr(14), and one Zr(9) atom. In the fourth N site, N(4) is bonded to one Zr(11), one Zr(2), one Zr(5), and one Zr(8) atom to form NZr4 tetrahedra that share corners with two equivalent N(1)Zr4 tetrahedra, corners with two equivalent N(16)Zr4 tetrahedra, corners with two equivalent N(6)Zr4 tetrahedra,  a cornercorner with one O(4)Zr4 trigonal pyramid,  an edgeedge with one O(1)Zr4 trigonal pyramid, and  an edgeedge with one O(7)Zr4 trigonal pyramid. In the fifth N site, N(5) is bonded to one Zr(12), one Zr(4), one Zr(6), and one Zr(7) atom to form NZr4 tetrahedra that share corners with two equivalent N(2)Zr4 tetrahedra, corners with two equivalent N(7)Zr4 tetrahedra,  a cornercorner with one O(3)Zr4 trigonal pyramid,  a cornercorner with one O(5)Zr4 trigonal pyramid, corners with two equivalent N(15)Zr4 trigonal pyramids,  an edgeedge with one O(2)Zr4 trigonal pyramid, and  an edgeedge with one O(6)Zr4 trigonal pyramid. In the sixth N site, N(6) is bonded to one Zr(11), one Zr(14), one Zr(5), and one Zr(9) atom to form distorted NZr4 tetrahedra that share corners with two equivalent N(1)Zr4 tetrahedra, corners with two equivalent N(16)Zr4 tetrahedra, corners with two equivalent N(4)Zr4 tetrahedra,  a cornercorner with one O(6)Zr4 trigonal pyramid,  a cornercorner with one O(7)Zr4 trigonal pyramid, and corners with three equivalent O(4)Zr4 trigonal pyramids. In the seventh N site, N(7) is bonded to one Zr(10), one Zr(12), one Zr(15), and one Zr(6) atom to form distorted NZr4 tetrahedra that share corners with two equivalent N(2)Zr4 tetrahedra, corners with two equivalent N(5)Zr4 tetrahedra,  a cornercorner with one O(3)Zr4 trigonal pyramid,  a cornercorner with one O(6)Zr4 trigonal pyramid,  a cornercorner with one O(7)Zr4 trigonal pyramid, corners with two equivalent N(15)Zr4 trigonal pyramids, corners with three equivalent O(5)Zr4 trigonal pyramids, and  an edgeedge with one O(3)Zr4 trigonal pyramid. In the eighth N site, N(8) is bonded in a distorted see-saw-like geometry to one Zr(10), one Zr(12), one Zr(16), and one Zr(8) atom. In the ninth N site, N(9) is bonded in a distorted see-saw-like geometry to one Zr(1), one Zr(2), one Zr(5), and one Zr(8) atom. In the tenth N site, N(10) is bonded in a distorted see-saw-like geometry to one Zr(3), one Zr(4), one Zr(6), and one Zr(7) atom. In the eleventh N site, N(11) is bonded in a distorted see-saw-like geometry to one Zr(1), one Zr(2), one Zr(5), and one Zr(8) atom. In the twelfth N site, N(12) is bonded in a distorted see-saw-like geometry to one Zr(3), one Zr(4), one Zr(6), and one Zr(7) atom. In the thirteenth N site, N(13) is bonded in a distorted see-saw-like geometry to one Zr(13), one Zr(14), one Zr(3), and one Zr(9) atom. In the fourteenth N site, N(14) is bonded in a distorted see-saw-like geometry to one Zr(1), one Zr(10), one Zr(15), and one Zr(16) atom. In the fifteenth N site, N(15) is bonded to one Zr(12), one Zr(15), one Zr(16), and one Zr(4) atom to form distorted NZr4 trigonal pyramids that share corners with two equivalent N(2)Zr4 tetrahedra, corners with two equivalent N(5)Zr4 tetrahedra, corners with two equivalent N(7)Zr4 tetrahedra,  a cornercorner with one O(1)Zr4 trigonal pyramid,  a cornercorner with one O(2)Zr4 trigonal pyramid,  a cornercorner with one O(5)Zr4 trigonal pyramid, corners with three equivalent O(3)Zr4 trigonal pyramids, and  an edgeedge with one O(5)Zr4 trigonal pyramid. In the sixteenth N site, N(16) is bonded to one Zr(11), one Zr(13), one Zr(14), and one Zr(2) atom to form distorted NZr4 tetrahedra that share corners with two equivalent N(1)Zr4 tetrahedra, corners with two equivalent N(4)Zr4 tetrahedra, corners with two equivalent N(6)Zr4 tetrahedra,  a cornercorner with one O(1)Zr4 trigonal pyramid,  a cornercorner with one O(2)Zr4 trigonal pyramid,  a cornercorner with one O(4)Zr4 trigonal pyramid, and  an edgeedge with one O(4)Zr4 trigonal pyramid. There are eight inequivalent O sites. In the first O site, O(1) is bonded to one Zr(1), one Zr(16), one Zr(2), and one Zr(8) atom to form distorted OZr4 trigonal pyramids that share  a cornercorner with one N(16)Zr4 tetrahedra,  a cornercorner with one N(15)Zr4 trigonal pyramid,  a cornercorner with one O(3)Zr4 trigonal pyramid,  a cornercorner with one O(5)Zr4 trigonal pyramid, corners with two equivalent O(7)Zr4 trigonal pyramids,  an edgeedge with one N(1)Zr4 tetrahedra, and  an edgeedge with one N(4)Zr4 tetrahedra. In the second O site, O(2) is bonded to one Zr(13), one Zr(3), one Zr(4), and one Zr(7) atom to form distorted OZr4 trigonal pyramids that share  a cornercorner with one N(16)Zr4 tetrahedra,  a cornercorner with one N(15)Zr4 trigonal pyramid,  a cornercorner with one O(4)Zr4 trigonal pyramid, corners with two equivalent O(6)Zr4 trigonal pyramids,  an edgeedge with one N(2)Zr4 tetrahedra, and  an edgeedge with one N(5)Zr4 tetrahedra. In the third O site, O(3) is bonded to one Zr(10), one Zr(12), one Zr(15), and one Zr(16) atom to form distorted OZr4 trigonal pyramids that share  a cornercorner with one N(2)Zr4 tetrahedra,  a cornercorner with one N(5)Zr4 tetrahedra,  a cornercorner with one N(7)Zr4 tetrahedra,  a cornercorner with one O(1)Zr4 trigonal pyramid,  a cornercorner with one O(7)Zr4 trigonal pyramid, corners with three equivalent N(15)Zr4 trigonal pyramids,  an edgeedge with one N(7)Zr4 tetrahedra, and edges with two equivalent O(5)Zr4 trigonal pyramids. In the fourth O site, O(4) is bonded to one Zr(11), one Zr(13), one Zr(14), and one Zr(9) atom to form distorted OZr4 trigonal pyramids that share  a cornercorner with one N(1)Zr4 tetrahedra,  a cornercorner with one N(16)Zr4 tetrahedra,  a cornercorner with one N(4)Zr4 tetrahedra, corners with three equivalent N(6)Zr4 tetrahedra,  a cornercorner with one O(2)Zr4 trigonal pyramid,  a cornercorner with one O(6)Zr4 trigonal pyramid, and  an edgeedge with one N(16)Zr4 tetrahedra. In the fifth O site, O(5) is bonded to one Zr(10), one Zr(12), one Zr(15), and one Zr(16) atom to form distorted OZr4 trigonal pyramids that share  a cornercorner with one N(2)Zr4 tetrahedra,  a cornercorner with one N(5)Zr4 tetrahedra, corners with three equivalent N(7)Zr4 tetrahedra,  a cornercorner with one N(15)Zr4 trigonal pyramid,  a cornercorner with one O(1)Zr4 trigonal pyramid,  a cornercorner with one O(7)Zr4 trigonal pyramid,  an edgeedge with one N(15)Zr4 trigonal pyramid, and edges with two equivalent O(3)Zr4 trigonal pyramids. In the sixth O site, O(6) is bonded to one Zr(3), one Zr(6), one Zr(7), and one Zr(9) atom to form distorted OZr4 trigonal pyramids that share  a cornercorner with one N(6)Zr4 tetrahedra,  a cornercorner with one N(7)Zr4 tetrahedra,  a cornercorner with one O(4)Zr4 trigonal pyramid, corners with two equivalent O(2)Zr4 trigonal pyramids,  an edgeedge with one N(2)Zr4 tetrahedra, and  an edgeedge with one N(5)Zr4 tetrahedra. In the seventh O site, O(7) is bonded to one Zr(1), one Zr(10), one Zr(5), and one Zr(8) atom to form distorted OZr4 trigonal pyramids that share  a cornercorner with one N(6)Zr4 tetrahedra,  a cornercorner with one N(7)Zr4 tetrahedra,  a cornercorner with one O(3)Zr4 trigonal pyramid,  a cornercorner with one O(5)Zr4 trigonal pyramid, corners with two equivalent O(1)Zr4 trigonal pyramids,  an edgeedge with one N(1)Zr4 tetrahedra, and  an edgeedge with one N(4)Zr4 tetrahedra. In the eighth O site, O(8) is bonded in a 4-coordinate geometry to one Zr(11), one Zr(13), one Zr(7), and one Zr(9) atom.
Zr2ON2 is Ilmenite-like structured and crystallizes in the triclinic P1 space group. There are sixteen inequivalent Zr sites. In the first Zr site, Zr(1) is bonded to one N(1), one N(11), one N(14), one N(9), one O(1), and one O(7) atom to form distorted ZrN4O2 octahedra that share  a cornercorner with one Zr(15)N4O2 octahedra,  a cornercorner with one Zr(14)N5O octahedra, corners with two equivalent Zr(10)N3O3 octahedra, corners with four equivalent Zr(8)N4O2 octahedra,  an edgeedge with one Zr(16)N3O3 octahedra, and edges with two equivalent Zr(5)N5O octahedra. The corner-sharing octahedral tilt angles range from 42-67°. The Zr(1)-N(1) bond length is 2.29 Å. The Zr(1)-N(11) bond length is 2.06 Å. The Zr(1)-N(14) bond length is 2.19 Å. The Zr(1)-N(9) bond length is 2.22 Å. The Zr(1)-O(1) bond length is 2.36 Å. The Zr(1)-O(7) bond length is 2.15 Å. In the second Zr site, Zr(2) is bonded in a 6-coordinate geometry to one N(1), one N(11), one N(16), one N(4), one N(9), and one O(1) atom. The Zr(2)-N(1) bond length is 2.29 Å. The Zr(2)-N(11) bond length is 2.18 Å. The Zr(2)-N(16) bond length is 2.12 Å. The Zr(2)-N(4) bond length is 2.14 Å. The Zr(2)-N(9) bond length is 2.31 Å. The Zr(2)-O(1) bond length is 2.50 Å. In the third Zr site, Zr(3) is bonded to one N(10), one N(12), one N(13), one N(2), one O(2), and one O(6) atom to form distorted ZrN4O2 octahedra that share  a cornercorner with one Zr(15)N4O2 octahedra,  a cornercorner with one Zr(14)N5O octahedra,  a cornercorner with one Zr(4)N5O octahedra, corners with two equivalent Zr(9)N3O3 octahedra, corners with four equivalent Zr(7)N3O3 octahedra,  an edgeedge with one Zr(13)N3O3 octahedra, edges with two equivalent Zr(6)N5O octahedra, and  a faceface with one Zr(4)N5O octahedra. The corner-sharing octahedral tilt angles range from 43-65°. The Zr(3)-N(10) bond length is 2.21 Å. The Zr(3)-N(12) bond length is 2.07 Å. The Zr(3)-N(13) bond length is 2.14 Å. The Zr(3)-N(2) bond length is 2.36 Å. The Zr(3)-O(2) bond length is 2.36 Å. The Zr(3)-O(6) bond length is 2.16 Å. In the fourth Zr site, Zr(4) is bonded to one N(10), one N(12), one N(15), one N(2), one N(5), and one O(2) atom to form distorted ZrN5O octahedra that share  a cornercorner with one Zr(13)N3O3 octahedra,  a cornercorner with one Zr(16)N3O3 octahedra,  a cornercorner with one Zr(3)N4O2 octahedra, corners with two equivalent Zr(12)N4O2 octahedra, corners with two equivalent Zr(15)N4O2 octahedra, corners with four equivalent Zr(6)N5O octahedra, edges with two equivalent Zr(7)N3O3 octahedra, and  a faceface with one Zr(3)N4O2 octahedra. The corner-sharing octahedral tilt angles range from 47-74°. The Zr(4)-N(10) bond length is 2.32 Å. The Zr(4)-N(12) bond length is 2.18 Å. The Zr(4)-N(15) bond length is 2.13 Å. The Zr(4)-N(2) bond length is 2.27 Å. The Zr(4)-N(5) bond length is 2.14 Å. The Zr(4)-O(2) bond length is 2.45 Å. In the fifth Zr site, Zr(5) is bonded to one N(1), one N(11), one N(4), one N(6), one N(9), and one O(7) atom to form distorted ZrN5O octahedra that share  a cornercorner with one Zr(10)N3O3 octahedra,  a cornercorner with one Zr(9)N3O3 octahedra,  a cornercorner with one Zr(8)N4O2 octahedra, corners with two equivalent Zr(14)N5O octahedra, edges with two equivalent Zr(1)N4O2 octahedra, and  a faceface with one Zr(8)N4O2 octahedra. The corner-sharing octahedral tilt angles range from 51-72°. The Zr(5)-N(1) bond length is 2.13 Å. The Zr(5)-N(11) bond length is 2.33 Å. The Zr(5)-N(4) bond length is 2.27 Å. The Zr(5)-N(6) bond length is 2.14 Å. The Zr(5)-N(9) bond length is 2.19 Å. The Zr(5)-O(7) bond length is 2.45 Å. In the sixth Zr site, Zr(6) is bonded to one N(10), one N(12), one N(2), one N(5), one N(7), and one O(6) atom to form distorted ZrN5O octahedra that share  a cornercorner with one Zr(10)N3O3 octahedra,  a cornercorner with one Zr(7)N3O3 octahedra,  a cornercorner with one Zr(9)N3O3 octahedra, corners with two equivalent Zr(12)N4O2 octahedra, corners with two equivalent Zr(15)N4O2 octahedra, corners with four equivalent Zr(4)N5O octahedra, edges with two equivalent Zr(3)N4O2 octahedra, and  a faceface with one Zr(7)N3O3 octahedra. The corner-sharing octahedral tilt angles range from 47-75°. The Zr(6)-N(10) bond length is 2.19 Å. The Zr(6)-N(12) bond length is 2.35 Å. The Zr(6)-N(2) bond length is 2.12 Å. The Zr(6)-N(5) bond length is 2.27 Å. The Zr(6)-N(7) bond length is 2.14 Å. The Zr(6)-O(6) bond length is 2.43 Å. In the seventh Zr site, Zr(7) is bonded to one N(10), one N(12), one N(5), one O(2), one O(6), and one O(8) atom to form distorted ZrN3O3 octahedra that share  a cornercorner with one Zr(12)N4O2 octahedra,  a cornercorner with one Zr(6)N5O octahedra, corners with two equivalent Zr(13)N3O3 octahedra, corners with four equivalent Zr(3)N4O2 octahedra,  an edgeedge with one Zr(9)N3O3 octahedra, edges with two equivalent Zr(4)N5O octahedra, and  a faceface with one Zr(6)N5O octahedra. The corner-sharing octahedral tilt angles range from 43-64°. The Zr(7)-N(10) bond length is 2.05 Å. The Zr(7)-N(12) bond length is 2.19 Å. The Zr(7)-N(5) bond length is 2.22 Å. The Zr(7)-O(2) bond length is 2.14 Å. The Zr(7)-O(6) bond length is 2.38 Å. The Zr(7)-O(8) bond length is 2.21 Å. In the eighth Zr site, Zr(8) is bonded to one N(11), one N(4), one N(8), one N(9), one O(1), and one O(7) atom to form distorted ZrN4O2 octahedra that share  a cornercorner with one Zr(12)N4O2 octahedra,  a cornercorner with one Zr(5)N5O octahedra, corners with two equivalent Zr(16)N3O3 octahedra, corners with four equivalent Zr(1)N4O2 octahedra,  an edgeedge with one Zr(10)N3O3 octahedra, and  a faceface with one Zr(5)N5O octahedra. The corner-sharing octahedral tilt angles range from 41-68°. The Zr(8)-N(11) bond length is 2.21 Å. The Zr(8)-N(4) bond length is 2.31 Å. The Zr(8)-N(8) bond length is 2.18 Å. The Zr(8)-N(9) bond length is 2.06 Å. The Zr(8)-O(1) bond length is 2.14 Å. The Zr(8)-O(7) bond length is 2.37 Å. In the ninth Zr site, Zr(9) is bonded to one N(13), one N(3), one N(6), one O(4), one O(6), and one O(8) atom to form distorted ZrN3O3 octahedra that share  a cornercorner with one Zr(5)N5O octahedra,  a cornercorner with one Zr(6)N5O octahedra, corners with two equivalent Zr(3)N4O2 octahedra, corners with four equivalent Zr(13)N3O3 octahedra,  an edgeedge with one Zr(7)N3O3 octahedra, and edges with two equivalent Zr(14)N5O octahedra. The corner-sharing octahedral tilt angles range from 43-65°. The Zr(9)-N(13) bond length is 2.11 Å. The Zr(9)-N(3) bond length is 2.29 Å. The Zr(9)-N(6) bond length is 2.28 Å. The Zr(9)-O(4) bond length is 2.11 Å. The Zr(9)-O(6) bond length is 2.14 Å. The Zr(9)-O(8) bond length is 2.26 Å. In the tenth Zr site, Zr(10) is bonded to one N(14), one N(7), one N(8), one O(3), one O(5), and one O(7) atom to form distorted ZrN3O3 octahedra that share  a cornercorner with one Zr(12)N4O2 octahedra,  a cornercorner with one Zr(5)N5O octahedra,  a cornercorner with one Zr(6)N5O octahedra, corners with two equivalent Zr(1)N4O2 octahedra, corners with four equivalent Zr(16)N3O3 octahedra,  an edgeedge with one Zr(8)N4O2 octahedra, edges with two equivalent Zr(15)N4O2 octahedra, and  a faceface with one Zr(12)N4O2 octahedra. The corner-sharing octahedral tilt angles range from 47-67°. The Zr(10)-N(14) bond length is 2.07 Å. The Zr(10)-N(7) bond length is 2.26 Å. The Zr(10)-N(8) bond length is 2.23 Å. The Zr(10)-O(3) bond length is 2.41 Å. The Zr(10)-O(5) bond length is 2.18 Å. The Zr(10)-O(7) bond length is 2.14 Å. In the eleventh Zr site, Zr(11) is bonded in a 6-coordinate geometry to one N(16), one N(3), one N(4), one N(6), one O(4), and one O(8) atom. The Zr(11)-N(16) bond length is 2.19 Å. The Zr(11)-N(3) bond length is 2.24 Å. The Zr(11)-N(4) bond length is 2.12 Å. The Zr(11)-N(6) bond length is 2.25 Å. The Zr(11)-O(4) bond length is 2.21 Å. The Zr(11)-O(8) bond length is 2.51 Å. In the twelfth Zr site, Zr(12) is bonded to one N(15), one N(5), one N(7), one N(8), one O(3), and one O(5) atom to form distorted ZrN4O2 octahedra that share  a cornercorner with one Zr(10)N3O3 octahedra,  a cornercorner with one Zr(7)N3O3 octahedra,  a cornercorner with one Zr(8)N4O2 octahedra, corners with two equivalent Zr(4)N5O octahedra, corners with two equivalent Zr(6)N5O octahedra, corners with four equivalent Zr(15)N4O2 octahedra, edges with two equivalent Zr(16)N3O3 octahedra, and  a faceface with one Zr(10)N3O3 octahedra. The corner-sharing octahedral tilt angles range from 41-75°. The Zr(12)-N(15) bond length is 2.14 Å. The Zr(12)-N(5) bond length is 2.19 Å. The Zr(12)-N(7) bond length is 2.25 Å. The Zr(12)-N(8) bond length is 2.33 Å. The Zr(12)-O(3) bond length is 2.32 Å. The Zr(12)-O(5) bond length is 2.22 Å. In the thirteenth Zr site, Zr(13) is bonded to one N(13), one N(16), one N(3), one O(2), one O(4), and one O(8) atom to form distorted ZrN3O3 octahedra that share  a cornercorner with one Zr(14)N5O octahedra,  a cornercorner with one Zr(4)N5O octahedra, corners with two equivalent Zr(7)N3O3 octahedra, corners with four equivalent Zr(9)N3O3 octahedra,  an edgeedge with one Zr(3)N4O2 octahedra, and  a faceface with one Zr(14)N5O octahedra. The corner-sharing octahedral tilt angles range from 43-66°. The Zr(13)-N(13) bond length is 2.29 Å. The Zr(13)-N(16) bond length is 2.23 Å. The Zr(13)-N(3) bond length is 2.11 Å. The Zr(13)-O(2) bond length is 2.17 Å. The Zr(13)-O(4) bond length is 2.32 Å. The Zr(13)-O(8) bond length is 2.09 Å. In the fourteenth Zr site, Zr(14) is bonded to one N(1), one N(13), one N(16), one N(3), one N(6), and one O(4) atom to form distorted ZrN5O octahedra that share  a cornercorner with one Zr(13)N3O3 octahedra,  a cornercorner with one Zr(1)N4O2 octahedra,  a cornercorner with one Zr(3)N4O2 octahedra, corners with two equivalent Zr(5)N5O octahedra, edges with two equivalent Zr(9)N3O3 octahedra, and  a faceface with one Zr(13)N3O3 octahedra. The corner-sharing octahedral tilt angles range from 45-72°. The Zr(14)-N(1) bond length is 2.20 Å. The Zr(14)-N(13) bond length is 2.34 Å. The Zr(14)-N(16) bond length is 2.34 Å. The Zr(14)-N(3) bond length is 2.19 Å. The Zr(14)-N(6) bond length is 2.11 Å. The Zr(14)-O(4) bond length is 2.40 Å. In the fifteenth Zr site, Zr(15) is bonded to one N(14), one N(15), one N(2), one N(7), one O(3), and one O(5) atom to form distorted ZrN4O2 octahedra that share  a cornercorner with one Zr(16)N3O3 octahedra,  a cornercorner with one Zr(1)N4O2 octahedra,  a cornercorner with one Zr(3)N4O2 octahedra, corners with two equivalent Zr(4)N5O octahedra, corners with two equivalent Zr(6)N5O octahedra, corners with four equivalent Zr(12)N4O2 octahedra, edges with two equivalent Zr(10)N3O3 octahedra, and  a faceface with one Zr(16)N3O3 octahedra. The corner-sharing octahedral tilt angles range from 42-74°. The Zr(15)-N(14) bond length is 2.35 Å. The Zr(15)-N(15) bond length is 2.29 Å. The Zr(15)-N(2) bond length is 2.17 Å. The Zr(15)-N(7) bond length is 2.14 Å. The Zr(15)-O(3) bond length is 2.21 Å. The Zr(15)-O(5) bond length is 2.30 Å. In the sixteenth Zr site, Zr(16) is bonded to one N(14), one N(15), one N(8), one O(1), one O(3), and one O(5) atom to form distorted ZrN3O3 octahedra that share  a cornercorner with one Zr(15)N4O2 octahedra,  a cornercorner with one Zr(4)N5O octahedra, corners with two equivalent Zr(8)N4O2 octahedra, corners with four equivalent Zr(10)N3O3 octahedra,  an edgeedge with one Zr(1)N4O2 octahedra, edges with two equivalent Zr(12)N4O2 octahedra, and  a faceface with one Zr(15)N4O2 octahedra. The corner-sharing octahedral tilt angles range from 47-68°. The Zr(16)-N(14) bond length is 2.21 Å. The Zr(16)-N(15) bond length is 2.27 Å. The Zr(16)-N(8) bond length is 2.07 Å. The Zr(16)-O(1) bond length is 2.13 Å. The Zr(16)-O(3) bond length is 2.17 Å. The Zr(16)-O(5) bond length is 2.43 Å. There are sixteen inequivalent N sites. In the first N site, N(1) is bonded to one Zr(1), one Zr(14), one Zr(2), and one Zr(5) atom to form distorted NZr4 tetrahedra that share corners with two equivalent N(16)Zr4 tetrahedra, corners with two equivalent N(4)Zr4 tetrahedra, corners with two equivalent N(6)Zr4 tetrahedra,  a cornercorner with one O(4)Zr4 trigonal pyramid,  an edgeedge with one O(1)Zr4 trigonal pyramid, and  an edgeedge with one O(7)Zr4 trigonal pyramid. In the second N site, N(2) is bonded to one Zr(15), one Zr(3), one Zr(4), and one Zr(6) atom to form distorted NZr4 tetrahedra that share corners with two equivalent N(5)Zr4 tetrahedra, corners with two equivalent N(7)Zr4 tetrahedra,  a cornercorner with one O(3)Zr4 trigonal pyramid,  a cornercorner with one O(5)Zr4 trigonal pyramid, corners with two equivalent N(15)Zr4 trigonal pyramids,  an edgeedge with one O(2)Zr4 trigonal pyramid, and  an edgeedge with one O(6)Zr4 trigonal pyramid. In the third N site, N(3) is bonded in a distorted see-saw-like geometry to one Zr(11), one Zr(13), one Zr(14), and one Zr(9) atom. In the fourth N site, N(4) is bonded to one Zr(11), one Zr(2), one Zr(5), and one Zr(8) atom to form NZr4 tetrahedra that share corners with two equivalent N(1)Zr4 tetrahedra, corners with two equivalent N(16)Zr4 tetrahedra, corners with two equivalent N(6)Zr4 tetrahedra,  a cornercorner with one O(4)Zr4 trigonal pyramid,  an edgeedge with one O(1)Zr4 trigonal pyramid, and  an edgeedge with one O(7)Zr4 trigonal pyramid. In the fifth N site, N(5) is bonded to one Zr(12), one Zr(4), one Zr(6), and one Zr(7) atom to form NZr4 tetrahedra that share corners with two equivalent N(2)Zr4 tetrahedra, corners with two equivalent N(7)Zr4 tetrahedra,  a cornercorner with one O(3)Zr4 trigonal pyramid,  a cornercorner with one O(5)Zr4 trigonal pyramid, corners with two equivalent N(15)Zr4 trigonal pyramids,  an edgeedge with one O(2)Zr4 trigonal pyramid, and  an edgeedge with one O(6)Zr4 trigonal pyramid. In the sixth N site, N(6) is bonded to one Zr(11), one Zr(14), one Zr(5), and one Zr(9) atom to form distorted NZr4 tetrahedra that share corners with two equivalent N(1)Zr4 tetrahedra, corners with two equivalent N(16)Zr4 tetrahedra, corners with two equivalent N(4)Zr4 tetrahedra,  a cornercorner with one O(6)Zr4 trigonal pyramid,  a cornercorner with one O(7)Zr4 trigonal pyramid, and corners with three equivalent O(4)Zr4 trigonal pyramids. In the seventh N site, N(7) is bonded to one Zr(10), one Zr(12), one Zr(15), and one Zr(6) atom to form distorted NZr4 tetrahedra that share corners with two equivalent N(2)Zr4 tetrahedra, corners with two equivalent N(5)Zr4 tetrahedra,  a cornercorner with one O(3)Zr4 trigonal pyramid,  a cornercorner with one O(6)Zr4 trigonal pyramid,  a cornercorner with one O(7)Zr4 trigonal pyramid, corners with two equivalent N(15)Zr4 trigonal pyramids, corners with three equivalent O(5)Zr4 trigonal pyramids, and  an edgeedge with one O(3)Zr4 trigonal pyramid. In the eighth N site, N(8) is bonded in a distorted see-saw-like geometry to one Zr(10), one Zr(12), one Zr(16), and one Zr(8) atom. In the ninth N site, N(9) is bonded in a distorted see-saw-like geometry to one Zr(1), one Zr(2), one Zr(5), and one Zr(8) atom. In the tenth N site, N(10) is bonded in a distorted see-saw-like geometry to one Zr(3), one Zr(4), one Zr(6), and one Zr(7) atom. In the eleventh N site, N(11) is bonded in a distorted see-saw-like geometry to one Zr(1), one Zr(2), one Zr(5), and one Zr(8) atom. In the twelfth N site, N(12) is bonded in a distorted see-saw-like geometry to one Zr(3), one Zr(4), one Zr(6), and one Zr(7) atom. In the thirteenth N site, N(13) is bonded in a distorted see-saw-like geometry to one Zr(13), one Zr(14), one Zr(3), and one Zr(9) atom. In the fourteenth N site, N(14) is bonded in a distorted see-saw-like geometry to one Zr(1), one Zr(10), one Zr(15), and one Zr(16) atom. In the fifteenth N site, N(15) is bonded to one Zr(12), one Zr(15), one Zr(16), and one Zr(4) atom to form distorted NZr4 trigonal pyramids that share corners with two equivalent N(2)Zr4 tetrahedra, corners with two equivalent N(5)Zr4 tetrahedra, corners with two equivalent N(7)Zr4 tetrahedra,  a cornercorner with one O(1)Zr4 trigonal pyramid,  a cornercorner with one O(2)Zr4 trigonal pyramid,  a cornercorner with one O(5)Zr4 trigonal pyramid, corners with three equivalent O(3)Zr4 trigonal pyramids, and  an edgeedge with one O(5)Zr4 trigonal pyramid. In the sixteenth N site, N(16) is bonded to one Zr(11), one Zr(13), one Zr(14), and one Zr(2) atom to form distorted NZr4 tetrahedra that share corners with two equivalent N(1)Zr4 tetrahedra, corners with two equivalent N(4)Zr4 tetrahedra, corners with two equivalent N(6)Zr4 tetrahedra,  a cornercorner with one O(1)Zr4 trigonal pyramid,  a cornercorner with one O(2)Zr4 trigonal pyramid,  a cornercorner with one O(4)Zr4 trigonal pyramid, and  an edgeedge with one O(4)Zr4 trigonal pyramid. There are eight inequivalent O sites. In the first O site, O(1) is bonded to one Zr(1), one Zr(16), one Zr(2), and one Zr(8) atom to form distorted OZr4 trigonal pyramids that share  a cornercorner with one N(16)Zr4 tetrahedra,  a cornercorner with one N(15)Zr4 trigonal pyramid,  a cornercorner with one O(3)Zr4 trigonal pyramid,  a cornercorner with one O(5)Zr4 trigonal pyramid, corners with two equivalent O(7)Zr4 trigonal pyramids,  an edgeedge with one N(1)Zr4 tetrahedra, and  an edgeedge with one N(4)Zr4 tetrahedra. In the second O site, O(2) is bonded to one Zr(13), one Zr(3), one Zr(4), and one Zr(7) atom to form distorted OZr4 trigonal pyramids that share  a cornercorner with one N(16)Zr4 tetrahedra,  a cornercorner with one N(15)Zr4 trigonal pyramid,  a cornercorner with one O(4)Zr4 trigonal pyramid, corners with two equivalent O(6)Zr4 trigonal pyramids,  an edgeedge with one N(2)Zr4 tetrahedra, and  an edgeedge with one N(5)Zr4 tetrahedra. In the third O site, O(3) is bonded to one Zr(10), one Zr(12), one Zr(15), and one Zr(16) atom to form distorted OZr4 trigonal pyramids that share  a cornercorner with one N(2)Zr4 tetrahedra,  a cornercorner with one N(5)Zr4 tetrahedra,  a cornercorner with one N(7)Zr4 tetrahedra,  a cornercorner with one O(1)Zr4 trigonal pyramid,  a cornercorner with one O(7)Zr4 trigonal pyramid, corners with three equivalent N(15)Zr4 trigonal pyramids,  an edgeedge with one N(7)Zr4 tetrahedra, and edges with two equivalent O(5)Zr4 trigonal pyramids. In the fourth O site, O(4) is bonded to one Zr(11), one Zr(13), one Zr(14), and one Zr(9) atom to form distorted OZr4 trigonal pyramids that share  a cornercorner with one N(1)Zr4 tetrahedra,  a cornercorner with one N(16)Zr4 tetrahedra,  a cornercorner with one N(4)Zr4 tetrahedra, corners with three equivalent N(6)Zr4 tetrahedra,  a cornercorner with one O(2)Zr4 trigonal pyramid,  a cornercorner with one O(6)Zr4 trigonal pyramid, and  an edgeedge with one N(16)Zr4 tetrahedra. In the fifth O site, O(5) is bonded to one Zr(10), one Zr(12), one Zr(15), and one Zr(16) atom to form distorted OZr4 trigonal pyramids that share  a cornercorner with one N(2)Zr4 tetrahedra,  a cornercorner with one N(5)Zr4 tetrahedra, corners with three equivalent N(7)Zr4 tetrahedra,  a cornercorner with one N(15)Zr4 trigonal pyramid,  a cornercorner with one O(1)Zr4 trigonal pyramid,  a cornercorner with one O(7)Zr4 trigonal pyramid,  an edgeedge with one N(15)Zr4 trigonal pyramid, and edges with two equivalent O(3)Zr4 trigonal pyramids. In the sixth O site, O(6) is bonded to one Zr(3), one Zr(6), one Zr(7), and one Zr(9) atom to form distorted OZr4 trigonal pyramids that share  a cornercorner with one N(6)Zr4 tetrahedra,  a cornercorner with one N(7)Zr4 tetrahedra,  a cornercorner with one O(4)Zr4 trigonal pyramid, corners with two equivalent O(2)Zr4 trigonal pyramids,  an edgeedge with one N(2)Zr4 tetrahedra, and  an edgeedge with one N(5)Zr4 tetrahedra. In the seventh O site, O(7) is bonded to one Zr(1), one Zr(10), one Zr(5), and one Zr(8) atom to form distorted OZr4 trigonal pyramids that share  a cornercorner with one N(6)Zr4 tetrahedra,  a cornercorner with one N(7)Zr4 tetrahedra,  a cornercorner with one O(3)Zr4 trigonal pyramid,  a cornercorner with one O(5)Zr4 trigonal pyramid, corners with two equivalent O(1)Zr4 trigonal pyramids,  an edgeedge with one N(1)Zr4 tetrahedra, and  an edgeedge with one N(4)Zr4 tetrahedra. In the eighth O site, O(8) is bonded in a 4-coordinate geometry to one Zr(11), one Zr(13), one Zr(7), and one Zr(9) atom.