Ag2Te4O11 crystallizes in the triclinic P-1 space group. There are two inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a 6-coordinate geometry to one O(11), one O(3), one O(4), one O(5), one O(6), and one O(9) atom. In the second Ag site, Ag(2) is bonded in a 8-coordinate geometry to one O(2), one O(4), one O(6), one O(7), two equivalent O(1), and two equivalent O(8) atoms. There are four inequivalent Te sites. In the first Te site, Te(1) is bonded to one O(10), one O(11), one O(2), one O(3), one O(7), and one O(9) atom to form TeO6 octahedra that share corners with three equivalent Te(3)O6 octahedra,  a cornercorner with one Te(2)O5 square pyramid, and corners with two equivalent Te(4)O5 square pyramids. The corner-sharing octahedral tilt angles range from 38-42°. In the second Te site, Te(2) is bonded to one O(1), one O(2), one O(8), and two equivalent O(6) atoms to form TeO5 square pyramids that share  a cornercorner with one Te(1)O6 octahedra,  a cornercorner with one Te(3)O6 octahedra,  a cornercorner with one Te(4)O5 square pyramid, and  an edgeedge with one Te(2)O5 square pyramid. The corner-sharing octahedral tilt angles range from 40-60°. In the third Te site, Te(3) is bonded to one O(10), one O(11), one O(4), one O(5), one O(8), and one O(9) atom to form TeO6 octahedra that share corners with three equivalent Te(1)O6 octahedra,  a cornercorner with one Te(2)O5 square pyramid, and corners with two equivalent Te(4)O5 square pyramids. The corner-sharing octahedral tilt angles range from 38-42°. In the fourth Te site, Te(4) is bonded to one O(1), one O(3), one O(4), one O(5), and one O(7) atom to form TeO5 square pyramids that share corners with two equivalent Te(1)O6 octahedra, corners with two equivalent Te(3)O6 octahedra, and  a cornercorner with one Te(2)O5 square pyramid. The corner-sharing octahedral tilt angles range from 41-52°. There are eleven inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to two equivalent Ag(2), one Te(2), and one Te(4) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Ag(2), one Te(1), and one Te(2) atom. In the third O site, O(3) is bonded in a 2-coordinate geometry to one Ag(1), one Te(1), and one Te(4) atom. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to one Ag(1), one Ag(2), one Te(3), and one Te(4) atom. In the fifth O site, O(5) is bonded in a distorted trigonal non-coplanar geometry to one Ag(1), one Te(3), and one Te(4) atom. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Ag(1), one Ag(2), and two equivalent Te(2) atoms. In the seventh O site, O(7) is bonded in a distorted trigonal non-coplanar geometry to one Ag(2), one Te(1), and one Te(4) atom. In the eighth O site, O(8) is bonded in a 4-coordinate geometry to two equivalent Ag(2), one Te(2), and one Te(3) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to one Ag(1), one Te(1), and one Te(3) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one Te(1) and one Te(3) atom. In the eleventh O site, O(11) is bonded in a 3-coordinate geometry to one Ag(1), one Te(1), and one Te(3) atom.
Ag2Te4O11 crystallizes in the triclinic P-1 space group. There are two inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a 6-coordinate geometry to one O(11), one O(3), one O(4), one O(5), one O(6), and one O(9) atom. The Ag(1)-O(11) bond length is 2.64 Å. The Ag(1)-O(3) bond length is 2.70 Å. The Ag(1)-O(4) bond length is 2.72 Å. The Ag(1)-O(5) bond length is 2.53 Å. The Ag(1)-O(6) bond length is 2.43 Å. The Ag(1)-O(9) bond length is 2.54 Å. In the second Ag site, Ag(2) is bonded in a 8-coordinate geometry to one O(2), one O(4), one O(6), one O(7), two equivalent O(1), and two equivalent O(8) atoms. The Ag(2)-O(2) bond length is 2.62 Å. The Ag(2)-O(4) bond length is 2.49 Å. The Ag(2)-O(6) bond length is 2.56 Å. The Ag(2)-O(7) bond length is 2.64 Å. There is one shorter (2.58 Å) and one longer (2.79 Å) Ag(2)-O(1) bond length. There is one shorter (2.55 Å) and one longer (2.69 Å) Ag(2)-O(8) bond length. There are four inequivalent Te sites. In the first Te site, Te(1) is bonded to one O(10), one O(11), one O(2), one O(3), one O(7), and one O(9) atom to form TeO6 octahedra that share corners with three equivalent Te(3)O6 octahedra,  a cornercorner with one Te(2)O5 square pyramid, and corners with two equivalent Te(4)O5 square pyramids. The corner-sharing octahedral tilt angles range from 38-42°. The Te(1)-O(10) bond length is 1.94 Å. The Te(1)-O(11) bond length is 1.95 Å. The Te(1)-O(2) bond length is 1.92 Å. The Te(1)-O(3) bond length is 1.89 Å. The Te(1)-O(7) bond length is 1.91 Å. The Te(1)-O(9) bond length is 1.95 Å. In the second Te site, Te(2) is bonded to one O(1), one O(2), one O(8), and two equivalent O(6) atoms to form TeO5 square pyramids that share  a cornercorner with one Te(1)O6 octahedra,  a cornercorner with one Te(3)O6 octahedra,  a cornercorner with one Te(4)O5 square pyramid, and  an edgeedge with one Te(2)O5 square pyramid. The corner-sharing octahedral tilt angles range from 40-60°. The Te(2)-O(1) bond length is 2.08 Å. The Te(2)-O(2) bond length is 2.01 Å. The Te(2)-O(8) bond length is 2.17 Å. There is one shorter (1.89 Å) and one longer (2.27 Å) Te(2)-O(6) bond length. In the third Te site, Te(3) is bonded to one O(10), one O(11), one O(4), one O(5), one O(8), and one O(9) atom to form TeO6 octahedra that share corners with three equivalent Te(1)O6 octahedra,  a cornercorner with one Te(2)O5 square pyramid, and corners with two equivalent Te(4)O5 square pyramids. The corner-sharing octahedral tilt angles range from 38-42°. The Te(3)-O(10) bond length is 1.95 Å. The Te(3)-O(11) bond length is 1.97 Å. The Te(3)-O(4) bond length is 1.92 Å. The Te(3)-O(5) bond length is 1.90 Å. The Te(3)-O(8) bond length is 1.91 Å. The Te(3)-O(9) bond length is 1.95 Å. In the fourth Te site, Te(4) is bonded to one O(1), one O(3), one O(4), one O(5), and one O(7) atom to form TeO5 square pyramids that share corners with two equivalent Te(1)O6 octahedra, corners with two equivalent Te(3)O6 octahedra, and  a cornercorner with one Te(2)O5 square pyramid. The corner-sharing octahedral tilt angles range from 41-52°. The Te(4)-O(1) bond length is 1.90 Å. The Te(4)-O(3) bond length is 2.11 Å. The Te(4)-O(4) bond length is 2.09 Å. The Te(4)-O(5) bond length is 2.08 Å. The Te(4)-O(7) bond length is 2.05 Å. There are eleven inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to two equivalent Ag(2), one Te(2), and one Te(4) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Ag(2), one Te(1), and one Te(2) atom. In the third O site, O(3) is bonded in a 2-coordinate geometry to one Ag(1), one Te(1), and one Te(4) atom. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to one Ag(1), one Ag(2), one Te(3), and one Te(4) atom. In the fifth O site, O(5) is bonded in a distorted trigonal non-coplanar geometry to one Ag(1), one Te(3), and one Te(4) atom. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Ag(1), one Ag(2), and two equivalent Te(2) atoms. In the seventh O site, O(7) is bonded in a distorted trigonal non-coplanar geometry to one Ag(2), one Te(1), and one Te(4) atom. In the eighth O site, O(8) is bonded in a 4-coordinate geometry to two equivalent Ag(2), one Te(2), and one Te(3) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to one Ag(1), one Te(1), and one Te(3) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one Te(1) and one Te(3) atom. In the eleventh O site, O(11) is bonded in a 3-coordinate geometry to one Ag(1), one Te(1), and one Te(3) atom.