TaCrZn2O6 crystallizes in the monoclinic P2_1/m space group. Ta(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form TaO6 octahedra that share corners with two equivalent Ta(1)O6 octahedra, corners with four equivalent Cr(1)O6 octahedra, corners with four equivalent Zn(1)O4 tetrahedra, and corners with four equivalent Zn(2)O4 trigonal pyramids. The corner-sharing octahedral tilt angles range from 41-43°. Cr(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(4) atoms to form CrO6 octahedra that share corners with two equivalent Cr(1)O6 octahedra, corners with four equivalent Ta(1)O6 octahedra, corners with four equivalent Zn(1)O4 tetrahedra, and corners with four equivalent Zn(2)O4 trigonal pyramids. The corner-sharing octahedral tilt angles range from 42-43°. There are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one O(3), one O(4), and two equivalent O(1) atoms to form distorted ZnO4 tetrahedra that share corners with four equivalent Ta(1)O6 octahedra, corners with four equivalent Cr(1)O6 octahedra, and corners with two equivalent Zn(2)O4 trigonal pyramids. The corner-sharing octahedral tilt angles range from 66-86°. In the second Zn site, Zn(2) is bonded to one O(3), one O(4), and two equivalent O(2) atoms to form distorted ZnO4 trigonal pyramids that share corners with four equivalent Ta(1)O6 octahedra, corners with four equivalent Cr(1)O6 octahedra, and corners with two equivalent Zn(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 63-84°. There are four inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one Ta(1), one Cr(1), and one Zn(1) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Ta(1), one Cr(1), and one Zn(2) atom. In the third O site, O(3) is bonded to two equivalent Ta(1), one Zn(1), and one Zn(2) atom to form distorted OTa2Zn2 tetrahedra that share corners with two equivalent O(3)Ta2Zn2 tetrahedra and corners with two equivalent O(4)Zn2Cr2 tetrahedra. In the fourth O site, O(4) is bonded to two equivalent Cr(1), one Zn(1), and one Zn(2) atom to form OZn2Cr2 tetrahedra that share corners with two equivalent O(3)Ta2Zn2 tetrahedra and corners with two equivalent O(4)Zn2Cr2 tetrahedra.
TaCrZn2O6 crystallizes in the monoclinic P2_1/m space group. Ta(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form TaO6 octahedra that share corners with two equivalent Ta(1)O6 octahedra, corners with four equivalent Cr(1)O6 octahedra, corners with four equivalent Zn(1)O4 tetrahedra, and corners with four equivalent Zn(2)O4 trigonal pyramids. The corner-sharing octahedral tilt angles range from 41-43°. Both Ta(1)-O(1) bond lengths are 1.97 Å. Both Ta(1)-O(2) bond lengths are 1.99 Å. Both Ta(1)-O(3) bond lengths are 2.05 Å. Cr(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(4) atoms to form CrO6 octahedra that share corners with two equivalent Cr(1)O6 octahedra, corners with four equivalent Ta(1)O6 octahedra, corners with four equivalent Zn(1)O4 tetrahedra, and corners with four equivalent Zn(2)O4 trigonal pyramids. The corner-sharing octahedral tilt angles range from 42-43°. Both Cr(1)-O(1) bond lengths are 2.02 Å. Both Cr(1)-O(2) bond lengths are 2.03 Å. Both Cr(1)-O(4) bond lengths are 2.06 Å. There are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one O(3), one O(4), and two equivalent O(1) atoms to form distorted ZnO4 tetrahedra that share corners with four equivalent Ta(1)O6 octahedra, corners with four equivalent Cr(1)O6 octahedra, and corners with two equivalent Zn(2)O4 trigonal pyramids. The corner-sharing octahedral tilt angles range from 66-86°. The Zn(1)-O(3) bond length is 2.31 Å. The Zn(1)-O(4) bond length is 2.00 Å. Both Zn(1)-O(1) bond lengths are 2.04 Å. In the second Zn site, Zn(2) is bonded to one O(3), one O(4), and two equivalent O(2) atoms to form distorted ZnO4 trigonal pyramids that share corners with four equivalent Ta(1)O6 octahedra, corners with four equivalent Cr(1)O6 octahedra, and corners with two equivalent Zn(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 63-84°. The Zn(2)-O(3) bond length is 2.11 Å. The Zn(2)-O(4) bond length is 2.08 Å. Both Zn(2)-O(2) bond lengths are 2.07 Å. There are four inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one Ta(1), one Cr(1), and one Zn(1) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Ta(1), one Cr(1), and one Zn(2) atom. In the third O site, O(3) is bonded to two equivalent Ta(1), one Zn(1), and one Zn(2) atom to form distorted OTa2Zn2 tetrahedra that share corners with two equivalent O(3)Ta2Zn2 tetrahedra and corners with two equivalent O(4)Zn2Cr2 tetrahedra. In the fourth O site, O(4) is bonded to two equivalent Cr(1), one Zn(1), and one Zn(2) atom to form OZn2Cr2 tetrahedra that share corners with two equivalent O(3)Ta2Zn2 tetrahedra and corners with two equivalent O(4)Zn2Cr2 tetrahedra.