Ba2Y2Zn8O13 is Chalcostibite-derived structured and crystallizes in the monoclinic Cm space group. There are two inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 6-coordinate geometry to two equivalent O(3), two equivalent O(4), and two equivalent O(5) atoms. In the second Ba site, Ba(2) is bonded in a 6-coordinate geometry to one O(8), one O(9), two equivalent O(6), and two equivalent O(7) atoms. There are two inequivalent Y sites. In the first Y site, Y(1) is bonded to one O(7), one O(8), two equivalent O(3), and two equivalent O(6) atoms to form YO6 octahedra that share  a cornercorner with one Zn(6)O4 tetrahedra, corners with two equivalent Zn(2)O4 tetrahedra, corners with three equivalent Zn(4)O4 tetrahedra, and corners with four equivalent Zn(1)O4 tetrahedra. In the second Y site, Y(2) is bonded to one O(9), two equivalent O(4), and two equivalent O(5) atoms to form YO5 square pyramids that share corners with two equivalent Zn(1)O4 tetrahedra, corners with two equivalent Zn(6)O4 tetrahedra, and corners with four equivalent Zn(2)O4 tetrahedra. There are six inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one O(1), one O(3), one O(5), and one O(8) atom to form ZnO4 tetrahedra that share corners with two equivalent Y(1)O6 octahedra,  a cornercorner with one Y(2)O5 square pyramid,  a cornercorner with one Zn(4)O4 tetrahedra, and corners with two equivalent Zn(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 56-63°. In the second Zn site, Zn(2) is bonded to one O(2), one O(4), one O(6), and one O(9) atom to form ZnO4 tetrahedra that share  a cornercorner with one Y(1)O6 octahedra, corners with two equivalent Y(2)O5 square pyramids,  a cornercorner with one Zn(4)O4 tetrahedra, corners with two equivalent Zn(2)O4 tetrahedra, and corners with two equivalent Zn(6)O4 tetrahedra. The corner-sharing octahedral tilt angles are 55°. In the third Zn site, Zn(3) is bonded in a trigonal planar geometry to one O(2) and two equivalent O(5) atoms. In the fourth Zn site, Zn(4) is bonded to one O(1), one O(7), and two equivalent O(6) atoms to form ZnO4 tetrahedra that share corners with three equivalent Y(1)O6 octahedra,  a cornercorner with one Zn(6)O4 tetrahedra, corners with two equivalent Zn(1)O4 tetrahedra, and corners with two equivalent Zn(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 50-54°. In the fifth Zn site, Zn(5) is bonded in a trigonal planar geometry to one O(1) and two equivalent O(3) atoms. In the sixth Zn site, Zn(6) is bonded to one O(2), one O(7), and two equivalent O(4) atoms to form ZnO4 tetrahedra that share  a cornercorner with one Y(1)O6 octahedra, corners with two equivalent Y(2)O5 square pyramids,  a cornercorner with one Zn(4)O4 tetrahedra, and corners with four equivalent Zn(2)O4 tetrahedra. The corner-sharing octahedral tilt angles are 57°. There are nine inequivalent O sites. In the first O site, O(1) is bonded to one Zn(4), one Zn(5), and two equivalent Zn(1) atoms to form corner-sharing OZn4 tetrahedra. In the second O site, O(2) is bonded to one Zn(3), one Zn(6), and two equivalent Zn(2) atoms to form corner-sharing OZn4 tetrahedra. In the third O site, O(3) is bonded to one Ba(1), one Y(1), one Zn(1), and one Zn(5) atom to form distorted OBaYZn2 tetrahedra that share  a cornercorner with one O(3)BaYZn2 tetrahedra, corners with two equivalent O(1)Zn4 tetrahedra, corners with three equivalent O(5)BaYZn2 tetrahedra, and  an edgeedge with one O(3)BaYZn2 tetrahedra. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to one Ba(1), one Y(2), one Zn(2), and one Zn(6) atom. In the fifth O site, O(5) is bonded to one Ba(1), one Y(2), one Zn(1), and one Zn(3) atom to form distorted OBaYZn2 tetrahedra that share  a cornercorner with one O(5)BaYZn2 tetrahedra,  a cornercorner with one O(1)Zn4 tetrahedra,  a cornercorner with one O(2)Zn4 tetrahedra, corners with three equivalent O(3)BaYZn2 tetrahedra, and  an edgeedge with one O(5)BaYZn2 tetrahedra. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Ba(2), one Y(1), one Zn(2), and one Zn(4) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to two equivalent Ba(2), one Y(1), one Zn(4), and one Zn(6) atom. In the eighth O site, O(8) is bonded in a 4-coordinate geometry to one Ba(2), one Y(1), and two equivalent Zn(1) atoms. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Ba(2), one Y(2), and two equivalent Zn(2) atoms.
Ba2Y2Zn8O13 is Chalcostibite-derived structured and crystallizes in the monoclinic Cm space group. There are two inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 6-coordinate geometry to two equivalent O(3), two equivalent O(4), and two equivalent O(5) atoms. Both Ba(1)-O(3) bond lengths are 2.80 Å. Both Ba(1)-O(4) bond lengths are 2.96 Å. Both Ba(1)-O(5) bond lengths are 2.79 Å. In the second Ba site, Ba(2) is bonded in a 6-coordinate geometry to one O(8), one O(9), two equivalent O(6), and two equivalent O(7) atoms. The Ba(2)-O(8) bond length is 2.66 Å. The Ba(2)-O(9) bond length is 2.74 Å. Both Ba(2)-O(6) bond lengths are 2.95 Å. Both Ba(2)-O(7) bond lengths are 3.26 Å. There are two inequivalent Y sites. In the first Y site, Y(1) is bonded to one O(7), one O(8), two equivalent O(3), and two equivalent O(6) atoms to form YO6 octahedra that share  a cornercorner with one Zn(6)O4 tetrahedra, corners with two equivalent Zn(2)O4 tetrahedra, corners with three equivalent Zn(4)O4 tetrahedra, and corners with four equivalent Zn(1)O4 tetrahedra. The Y(1)-O(7) bond length is 2.26 Å. The Y(1)-O(8) bond length is 2.34 Å. Both Y(1)-O(3) bond lengths are 2.36 Å. Both Y(1)-O(6) bond lengths are 2.25 Å. In the second Y site, Y(2) is bonded to one O(9), two equivalent O(4), and two equivalent O(5) atoms to form YO5 square pyramids that share corners with two equivalent Zn(1)O4 tetrahedra, corners with two equivalent Zn(6)O4 tetrahedra, and corners with four equivalent Zn(2)O4 tetrahedra. The Y(2)-O(9) bond length is 2.11 Å. Both Y(2)-O(4) bond lengths are 2.24 Å. Both Y(2)-O(5) bond lengths are 2.31 Å. There are six inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one O(1), one O(3), one O(5), and one O(8) atom to form ZnO4 tetrahedra that share corners with two equivalent Y(1)O6 octahedra,  a cornercorner with one Y(2)O5 square pyramid,  a cornercorner with one Zn(4)O4 tetrahedra, and corners with two equivalent Zn(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 56-63°. The Zn(1)-O(1) bond length is 1.99 Å. The Zn(1)-O(3) bond length is 2.00 Å. The Zn(1)-O(5) bond length is 2.00 Å. The Zn(1)-O(8) bond length is 1.96 Å. In the second Zn site, Zn(2) is bonded to one O(2), one O(4), one O(6), and one O(9) atom to form ZnO4 tetrahedra that share  a cornercorner with one Y(1)O6 octahedra, corners with two equivalent Y(2)O5 square pyramids,  a cornercorner with one Zn(4)O4 tetrahedra, corners with two equivalent Zn(2)O4 tetrahedra, and corners with two equivalent Zn(6)O4 tetrahedra. The corner-sharing octahedral tilt angles are 55°. The Zn(2)-O(2) bond length is 2.02 Å. The Zn(2)-O(4) bond length is 1.97 Å. The Zn(2)-O(6) bond length is 1.97 Å. The Zn(2)-O(9) bond length is 2.02 Å. In the third Zn site, Zn(3) is bonded in a trigonal planar geometry to one O(2) and two equivalent O(5) atoms. The Zn(3)-O(2) bond length is 1.94 Å. Both Zn(3)-O(5) bond lengths are 1.90 Å. In the fourth Zn site, Zn(4) is bonded to one O(1), one O(7), and two equivalent O(6) atoms to form ZnO4 tetrahedra that share corners with three equivalent Y(1)O6 octahedra,  a cornercorner with one Zn(6)O4 tetrahedra, corners with two equivalent Zn(1)O4 tetrahedra, and corners with two equivalent Zn(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 50-54°. The Zn(4)-O(1) bond length is 2.05 Å. The Zn(4)-O(7) bond length is 1.98 Å. Both Zn(4)-O(6) bond lengths are 1.97 Å. In the fifth Zn site, Zn(5) is bonded in a trigonal planar geometry to one O(1) and two equivalent O(3) atoms. The Zn(5)-O(1) bond length is 1.93 Å. Both Zn(5)-O(3) bond lengths are 1.90 Å. In the sixth Zn site, Zn(6) is bonded to one O(2), one O(7), and two equivalent O(4) atoms to form ZnO4 tetrahedra that share  a cornercorner with one Y(1)O6 octahedra, corners with two equivalent Y(2)O5 square pyramids,  a cornercorner with one Zn(4)O4 tetrahedra, and corners with four equivalent Zn(2)O4 tetrahedra. The corner-sharing octahedral tilt angles are 57°. The Zn(6)-O(2) bond length is 2.05 Å. The Zn(6)-O(7) bond length is 1.97 Å. Both Zn(6)-O(4) bond lengths are 2.03 Å. There are nine inequivalent O sites. In the first O site, O(1) is bonded to one Zn(4), one Zn(5), and two equivalent Zn(1) atoms to form corner-sharing OZn4 tetrahedra. In the second O site, O(2) is bonded to one Zn(3), one Zn(6), and two equivalent Zn(2) atoms to form corner-sharing OZn4 tetrahedra. In the third O site, O(3) is bonded to one Ba(1), one Y(1), one Zn(1), and one Zn(5) atom to form distorted OBaYZn2 tetrahedra that share  a cornercorner with one O(3)BaYZn2 tetrahedra, corners with two equivalent O(1)Zn4 tetrahedra, corners with three equivalent O(5)BaYZn2 tetrahedra, and  an edgeedge with one O(3)BaYZn2 tetrahedra. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to one Ba(1), one Y(2), one Zn(2), and one Zn(6) atom. In the fifth O site, O(5) is bonded to one Ba(1), one Y(2), one Zn(1), and one Zn(3) atom to form distorted OBaYZn2 tetrahedra that share  a cornercorner with one O(5)BaYZn2 tetrahedra,  a cornercorner with one O(1)Zn4 tetrahedra,  a cornercorner with one O(2)Zn4 tetrahedra, corners with three equivalent O(3)BaYZn2 tetrahedra, and  an edgeedge with one O(5)BaYZn2 tetrahedra. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Ba(2), one Y(1), one Zn(2), and one Zn(4) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to two equivalent Ba(2), one Y(1), one Zn(4), and one Zn(6) atom. In the eighth O site, O(8) is bonded in a 4-coordinate geometry to one Ba(2), one Y(1), and two equivalent Zn(1) atoms. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Ba(2), one Y(2), and two equivalent Zn(2) atoms.