Ag5CuAs3O11 crystallizes in the triclinic P-1 space group. There are five inequivalent Ag sites. In the first Ag site, Ag(1) is bonded to one O(1), one O(2), one O(3), one O(5), and one O(9) atom to form distorted AgO5 trigonal bipyramids that share  a cornercorner with one As(2)O4 tetrahedra,  a cornercorner with one As(3)O4 tetrahedra, corners with three equivalent As(1)O4 tetrahedra,  an edgeedge with one Cu(1)O6 octahedra, and  an edgeedge with one Ag(5)O5 trigonal bipyramid. In the second Ag site, Ag(2) is bonded in a 5-coordinate geometry to one O(2), one O(3), one O(6), one O(8), and one O(9) atom. In the third Ag site, Ag(3) is bonded in a 4-coordinate geometry to one O(10), one O(5), and two equivalent O(7) atoms. In the fourth Ag site, Ag(4) is bonded in a 4-coordinate geometry to one O(1), one O(10), one O(4), one O(8), and one O(9) atom. In the fifth Ag site, Ag(5) is bonded to one O(1), one O(11), one O(3), one O(7), and one O(8) atom to form distorted AgO5 trigonal bipyramids that share  a cornercorner with one As(1)O4 tetrahedra,  a cornercorner with one As(3)O4 tetrahedra, corners with three equivalent As(2)O4 tetrahedra, and  an edgeedge with one Ag(1)O5 trigonal bipyramid. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded to two equivalent O(10), two equivalent O(2), and two equivalent O(5) atoms to form distorted CuO6 octahedra that share corners with two equivalent As(1)O4 tetrahedra, corners with four equivalent As(3)O4 tetrahedra, and edges with two equivalent Ag(1)O5 trigonal bipyramids. In the second Cu site, Cu(2) is bonded in a square co-planar geometry to two equivalent O(11) and two equivalent O(4) atoms. There are three inequivalent As sites. In the first As site, As(1) is bonded to one O(2), one O(3), one O(6), and one O(9) atom to form AsO4 tetrahedra that share  a cornercorner with one Cu(1)O6 octahedra,  a cornercorner with one As(3)O4 tetrahedra,  a cornercorner with one Ag(5)O5 trigonal bipyramid, and corners with three equivalent Ag(1)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles are 54°. In the second As site, As(2) is bonded to one O(1), one O(4), one O(7), and one O(8) atom to form AsO4 tetrahedra that share  a cornercorner with one Ag(1)O5 trigonal bipyramid and corners with three equivalent Ag(5)O5 trigonal bipyramids. In the third As site, As(3) is bonded to one O(10), one O(11), one O(5), and one O(6) atom to form AsO4 tetrahedra that share corners with two equivalent Cu(1)O6 octahedra,  a cornercorner with one As(1)O4 tetrahedra,  a cornercorner with one Ag(1)O5 trigonal bipyramid, and  a cornercorner with one Ag(5)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles are 51°. There are eleven inequivalent O sites. In the first O site, O(1) is bonded to one Ag(1), one Ag(4), one Ag(5), and one As(2) atom to form distorted OAg3As tetrahedra that share  a cornercorner with one O(5)CuAg2As tetrahedra, corners with two equivalent O(7)Ag3As tetrahedra, and corners with three equivalent O(8)Ag3As tetrahedra. In the second O site, O(2) is bonded in a 4-coordinate geometry to one Ag(1), one Ag(2), one Cu(1), and one As(1) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one Ag(1), one Ag(2), one Ag(5), and one As(1) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Ag(4), one Cu(2), and one As(2) atom. In the fifth O site, O(5) is bonded to one Ag(1), one Ag(3), one Cu(1), and one As(3) atom to form distorted OCuAg2As tetrahedra that share  a cornercorner with one O(1)Ag3As tetrahedra,  a cornercorner with one O(5)CuAg2As tetrahedra, and corners with two equivalent O(7)Ag3As tetrahedra. In the sixth O site, O(6) is bonded in a distorted bent 120 degrees geometry to one Ag(2), one As(1), and one As(3) atom. In the seventh O site, O(7) is bonded to one Ag(5), two equivalent Ag(3), and one As(2) atom to form distorted OAg3As tetrahedra that share corners with two equivalent O(1)Ag3As tetrahedra, corners with two equivalent O(8)Ag3As tetrahedra, corners with two equivalent O(5)CuAg2As tetrahedra, and  an edgeedge with one O(7)Ag3As tetrahedra. In the eighth O site, O(8) is bonded to one Ag(2), one Ag(4), one Ag(5), and one As(2) atom to form distorted corner-sharing OAg3As tetrahedra. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Ag(1), one Ag(2), one Ag(4), and one As(1) atom. In the tenth O site, O(10) is bonded in a 4-coordinate geometry to one Ag(3), one Ag(4), one Cu(1), and one As(3) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal planar geometry to one Ag(5), one Cu(2), and one As(3) atom.
Ag5CuAs3O11 crystallizes in the triclinic P-1 space group. There are five inequivalent Ag sites. In the first Ag site, Ag(1) is bonded to one O(1), one O(2), one O(3), one O(5), and one O(9) atom to form distorted AgO5 trigonal bipyramids that share  a cornercorner with one As(2)O4 tetrahedra,  a cornercorner with one As(3)O4 tetrahedra, corners with three equivalent As(1)O4 tetrahedra,  an edgeedge with one Cu(1)O6 octahedra, and  an edgeedge with one Ag(5)O5 trigonal bipyramid. The Ag(1)-O(1) bond length is 2.42 Å. The Ag(1)-O(2) bond length is 2.58 Å. The Ag(1)-O(3) bond length is 2.40 Å. The Ag(1)-O(5) bond length is 2.48 Å. The Ag(1)-O(9) bond length is 2.46 Å. In the second Ag site, Ag(2) is bonded in a 5-coordinate geometry to one O(2), one O(3), one O(6), one O(8), and one O(9) atom. The Ag(2)-O(2) bond length is 2.59 Å. The Ag(2)-O(3) bond length is 2.55 Å. The Ag(2)-O(6) bond length is 2.70 Å. The Ag(2)-O(8) bond length is 2.32 Å. The Ag(2)-O(9) bond length is 2.46 Å. In the third Ag site, Ag(3) is bonded in a 4-coordinate geometry to one O(10), one O(5), and two equivalent O(7) atoms. The Ag(3)-O(10) bond length is 2.33 Å. The Ag(3)-O(5) bond length is 2.62 Å. There is one shorter (2.30 Å) and one longer (2.52 Å) Ag(3)-O(7) bond length. In the fourth Ag site, Ag(4) is bonded in a 4-coordinate geometry to one O(1), one O(10), one O(4), one O(8), and one O(9) atom. The Ag(4)-O(1) bond length is 2.43 Å. The Ag(4)-O(10) bond length is 2.80 Å. The Ag(4)-O(4) bond length is 2.41 Å. The Ag(4)-O(8) bond length is 2.50 Å. The Ag(4)-O(9) bond length is 2.46 Å. In the fifth Ag site, Ag(5) is bonded to one O(1), one O(11), one O(3), one O(7), and one O(8) atom to form distorted AgO5 trigonal bipyramids that share  a cornercorner with one As(1)O4 tetrahedra,  a cornercorner with one As(3)O4 tetrahedra, corners with three equivalent As(2)O4 tetrahedra, and  an edgeedge with one Ag(1)O5 trigonal bipyramid. The Ag(5)-O(1) bond length is 2.39 Å. The Ag(5)-O(11) bond length is 2.53 Å. The Ag(5)-O(3) bond length is 2.50 Å. The Ag(5)-O(7) bond length is 2.52 Å. The Ag(5)-O(8) bond length is 2.54 Å. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded to two equivalent O(10), two equivalent O(2), and two equivalent O(5) atoms to form distorted CuO6 octahedra that share corners with two equivalent As(1)O4 tetrahedra, corners with four equivalent As(3)O4 tetrahedra, and edges with two equivalent Ag(1)O5 trigonal bipyramids. Both Cu(1)-O(10) bond lengths are 2.60 Å. Both Cu(1)-O(2) bond lengths are 1.96 Å. Both Cu(1)-O(5) bond lengths are 2.04 Å. In the second Cu site, Cu(2) is bonded in a square co-planar geometry to two equivalent O(11) and two equivalent O(4) atoms. Both Cu(2)-O(11) bond lengths are 1.95 Å. Both Cu(2)-O(4) bond lengths are 1.97 Å. There are three inequivalent As sites. In the first As site, As(1) is bonded to one O(2), one O(3), one O(6), and one O(9) atom to form AsO4 tetrahedra that share  a cornercorner with one Cu(1)O6 octahedra,  a cornercorner with one As(3)O4 tetrahedra,  a cornercorner with one Ag(5)O5 trigonal bipyramid, and corners with three equivalent Ag(1)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles are 54°. The As(1)-O(2) bond length is 1.74 Å. The As(1)-O(3) bond length is 1.70 Å. The As(1)-O(6) bond length is 1.82 Å. The As(1)-O(9) bond length is 1.70 Å. In the second As site, As(2) is bonded to one O(1), one O(4), one O(7), and one O(8) atom to form AsO4 tetrahedra that share  a cornercorner with one Ag(1)O5 trigonal bipyramid and corners with three equivalent Ag(5)O5 trigonal bipyramids. The As(2)-O(1) bond length is 1.73 Å. The As(2)-O(4) bond length is 1.76 Å. The As(2)-O(7) bond length is 1.74 Å. The As(2)-O(8) bond length is 1.72 Å. In the third As site, As(3) is bonded to one O(10), one O(11), one O(5), and one O(6) atom to form AsO4 tetrahedra that share corners with two equivalent Cu(1)O6 octahedra,  a cornercorner with one As(1)O4 tetrahedra,  a cornercorner with one Ag(1)O5 trigonal bipyramid, and  a cornercorner with one Ag(5)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles are 51°. The As(3)-O(10) bond length is 1.70 Å. The As(3)-O(11) bond length is 1.73 Å. The As(3)-O(5) bond length is 1.73 Å. The As(3)-O(6) bond length is 1.81 Å. There are eleven inequivalent O sites. In the first O site, O(1) is bonded to one Ag(1), one Ag(4), one Ag(5), and one As(2) atom to form distorted OAg3As tetrahedra that share  a cornercorner with one O(5)CuAg2As tetrahedra, corners with two equivalent O(7)Ag3As tetrahedra, and corners with three equivalent O(8)Ag3As tetrahedra. In the second O site, O(2) is bonded in a 4-coordinate geometry to one Ag(1), one Ag(2), one Cu(1), and one As(1) atom. In the third O site, O(3) is bonded in a 4-coordinate geometry to one Ag(1), one Ag(2), one Ag(5), and one As(1) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Ag(4), one Cu(2), and one As(2) atom. In the fifth O site, O(5) is bonded to one Ag(1), one Ag(3), one Cu(1), and one As(3) atom to form distorted OCuAg2As tetrahedra that share  a cornercorner with one O(1)Ag3As tetrahedra,  a cornercorner with one O(5)CuAg2As tetrahedra, and corners with two equivalent O(7)Ag3As tetrahedra. In the sixth O site, O(6) is bonded in a distorted bent 120 degrees geometry to one Ag(2), one As(1), and one As(3) atom. In the seventh O site, O(7) is bonded to one Ag(5), two equivalent Ag(3), and one As(2) atom to form distorted OAg3As tetrahedra that share corners with two equivalent O(1)Ag3As tetrahedra, corners with two equivalent O(8)Ag3As tetrahedra, corners with two equivalent O(5)CuAg2As tetrahedra, and  an edgeedge with one O(7)Ag3As tetrahedra. In the eighth O site, O(8) is bonded to one Ag(2), one Ag(4), one Ag(5), and one As(2) atom to form distorted corner-sharing OAg3As tetrahedra. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Ag(1), one Ag(2), one Ag(4), and one As(1) atom. In the tenth O site, O(10) is bonded in a 4-coordinate geometry to one Ag(3), one Ag(4), one Cu(1), and one As(3) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal planar geometry to one Ag(5), one Cu(2), and one As(3) atom.