Ba6Cu11F34 crystallizes in the triclinic P-1 space group. There are three inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 10-coordinate geometry to one F(10), one F(11), one F(12), one F(14), one F(4), one F(7), two equivalent F(15), and two equivalent F(9) atoms. In the second Ba site, Ba(2) is bonded in a 11-coordinate geometry to one F(10), one F(11), one F(14), one F(17), one F(3), one F(4), one F(5), one F(6), one F(8), and two equivalent F(2) atoms. In the third Ba site, Ba(3) is bonded in a 11-coordinate geometry to one F(1), one F(10), one F(12), one F(15), one F(3), one F(5), one F(6), one F(7), one F(8), and two equivalent F(16) atoms. There are six inequivalent Cu sites. In the first Cu site, Cu(1) is bonded to one F(11), one F(13), one F(14), one F(3), one F(4), and one F(5) atom to form a mixture of distorted edge and corner-sharing CuF6 octahedra. The corner-sharing octahedral tilt angles range from 47-57°. In the second Cu site, Cu(2) is bonded to one F(14), one F(15), one F(17), one F(5), one F(6), and one F(9) atom to form corner-sharing CuF6 octahedra. The corner-sharing octahedral tilt angles range from 22-57°. In the third Cu site, Cu(3) is bonded in a 6-coordinate geometry to one F(1), one F(13), one F(17), one F(2), one F(7), and one F(9) atom. In the fourth Cu site, Cu(4) is bonded to one F(12), one F(16), one F(2), one F(4), one F(7), and one F(8) atom to form corner-sharing CuF6 octahedra. The corner-sharing octahedral tilt angles range from 20-57°. In the fifth Cu site, Cu(5) is bonded to one F(1), one F(10), one F(12), one F(16), one F(6), and one F(9) atom to form corner-sharing CuF6 octahedra. The corner-sharing octahedral tilt angles range from 20-28°. In the sixth Cu site, Cu(6) is bonded to two equivalent F(13), two equivalent F(3), and two equivalent F(8) atoms to form a mixture of edge and corner-sharing CuF6 octahedra. The corner-sharing octahedral tilt angles are 57°. There are seventeen inequivalent F sites. In the first F site, F(1) is bonded in a distorted trigonal non-coplanar geometry to one Ba(3), one Cu(3), and one Cu(5) atom. In the second F site, F(2) is bonded in a 4-coordinate geometry to two equivalent Ba(2), one Cu(3), and one Cu(4) atom. In the third F site, F(3) is bonded in a 4-coordinate geometry to one Ba(2), one Ba(3), one Cu(1), and one Cu(6) atom. In the fourth F site, F(4) is bonded in a 4-coordinate geometry to one Ba(1), one Ba(2), one Cu(1), and one Cu(4) atom. In the fifth F site, F(5) is bonded in a distorted bent 120 degrees geometry to one Ba(2), one Ba(3), one Cu(1), and one Cu(2) atom. In the sixth F site, F(6) is bonded in a 4-coordinate geometry to one Ba(2), one Ba(3), one Cu(2), and one Cu(5) atom. In the seventh F site, F(7) is bonded to one Ba(1), one Ba(3), one Cu(3), and one Cu(4) atom to form a mixture of distorted edge and corner-sharing FBa2Cu2 trigonal pyramids. In the eighth F site, F(8) is bonded in a 4-coordinate geometry to one Ba(2), one Ba(3), one Cu(4), and one Cu(6) atom. In the ninth F site, F(9) is bonded in a 5-coordinate geometry to two equivalent Ba(1), one Cu(2), one Cu(3), and one Cu(5) atom. In the tenth F site, F(10) is bonded in a 4-coordinate geometry to one Ba(1), one Ba(2), one Ba(3), and one Cu(5) atom. In the eleventh F site, F(11) is bonded in a distorted single-bond geometry to one Ba(1), one Ba(2), and one Cu(1) atom. In the twelfth F site, F(12) is bonded in a distorted bent 150 degrees geometry to one Ba(1), one Ba(3), one Cu(4), and one Cu(5) atom. In the thirteenth F site, F(13) is bonded in a distorted trigonal planar geometry to one Cu(1), one Cu(3), and one Cu(6) atom. In the fourteenth F site, F(14) is bonded in a 4-coordinate geometry to one Ba(1), one Ba(2), one Cu(1), and one Cu(2) atom. In the fifteenth F site, F(15) is bonded to one Ba(3), two equivalent Ba(1), and one Cu(2) atom to form distorted FBa3Cu tetrahedra that share  a cornercorner with one F(7)Ba2Cu2 trigonal pyramid,  an edgeedge with one F(15)Ba3Cu tetrahedra, and  an edgeedge with one F(7)Ba2Cu2 trigonal pyramid. In the sixteenth F site, F(16) is bonded in a 2-coordinate geometry to two equivalent Ba(3), one Cu(4), and one Cu(5) atom. In the seventeenth F site, F(17) is bonded in a 3-coordinate geometry to one Ba(2), one Cu(2), and one Cu(3) atom.
Ba6Cu11F34 crystallizes in the triclinic P-1 space group. There are three inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 10-coordinate geometry to one F(10), one F(11), one F(12), one F(14), one F(4), one F(7), two equivalent F(15), and two equivalent F(9) atoms. The Ba(1)-F(10) bond length is 2.85 Å. The Ba(1)-F(11) bond length is 2.66 Å. The Ba(1)-F(12) bond length is 2.84 Å. The Ba(1)-F(14) bond length is 2.78 Å. The Ba(1)-F(4) bond length is 2.79 Å. The Ba(1)-F(7) bond length is 2.79 Å. There is one shorter (2.66 Å) and one longer (2.82 Å) Ba(1)-F(15) bond length. There is one shorter (2.85 Å) and one longer (3.03 Å) Ba(1)-F(9) bond length. In the second Ba site, Ba(2) is bonded in a 11-coordinate geometry to one F(10), one F(11), one F(14), one F(17), one F(3), one F(4), one F(5), one F(6), one F(8), and two equivalent F(2) atoms. The Ba(2)-F(10) bond length is 2.88 Å. The Ba(2)-F(11) bond length is 2.73 Å. The Ba(2)-F(14) bond length is 2.96 Å. The Ba(2)-F(17) bond length is 2.81 Å. The Ba(2)-F(3) bond length is 2.86 Å. The Ba(2)-F(4) bond length is 2.80 Å. The Ba(2)-F(5) bond length is 2.93 Å. The Ba(2)-F(6) bond length is 2.80 Å. The Ba(2)-F(8) bond length is 2.87 Å. There is one shorter (2.69 Å) and one longer (2.84 Å) Ba(2)-F(2) bond length. In the third Ba site, Ba(3) is bonded in a 11-coordinate geometry to one F(1), one F(10), one F(12), one F(15), one F(3), one F(5), one F(6), one F(7), one F(8), and two equivalent F(16) atoms. The Ba(3)-F(1) bond length is 2.75 Å. The Ba(3)-F(10) bond length is 2.65 Å. The Ba(3)-F(12) bond length is 3.04 Å. The Ba(3)-F(15) bond length is 2.73 Å. The Ba(3)-F(3) bond length is 2.76 Å. The Ba(3)-F(5) bond length is 2.94 Å. The Ba(3)-F(6) bond length is 2.88 Å. The Ba(3)-F(7) bond length is 2.74 Å. The Ba(3)-F(8) bond length is 2.74 Å. There is one shorter (2.87 Å) and one longer (2.97 Å) Ba(3)-F(16) bond length. There are six inequivalent Cu sites. In the first Cu site, Cu(1) is bonded to one F(11), one F(13), one F(14), one F(3), one F(4), and one F(5) atom to form a mixture of distorted edge and corner-sharing CuF6 octahedra. The corner-sharing octahedral tilt angles range from 47-57°. The Cu(1)-F(11) bond length is 1.86 Å. The Cu(1)-F(13) bond length is 1.94 Å. The Cu(1)-F(14) bond length is 2.16 Å. The Cu(1)-F(3) bond length is 2.33 Å. The Cu(1)-F(4) bond length is 2.02 Å. The Cu(1)-F(5) bond length is 1.96 Å. In the second Cu site, Cu(2) is bonded to one F(14), one F(15), one F(17), one F(5), one F(6), and one F(9) atom to form corner-sharing CuF6 octahedra. The corner-sharing octahedral tilt angles range from 22-57°. The Cu(2)-F(14) bond length is 1.90 Å. The Cu(2)-F(15) bond length is 1.91 Å. The Cu(2)-F(17) bond length is 2.23 Å. The Cu(2)-F(5) bond length is 1.96 Å. The Cu(2)-F(6) bond length is 2.22 Å. The Cu(2)-F(9) bond length is 1.95 Å. In the third Cu site, Cu(3) is bonded in a 6-coordinate geometry to one F(1), one F(13), one F(17), one F(2), one F(7), and one F(9) atom. The Cu(3)-F(1) bond length is 1.92 Å. The Cu(3)-F(13) bond length is 1.92 Å. The Cu(3)-F(17) bond length is 1.87 Å. The Cu(3)-F(2) bond length is 2.36 Å. The Cu(3)-F(7) bond length is 1.90 Å. The Cu(3)-F(9) bond length is 2.57 Å. In the fourth Cu site, Cu(4) is bonded to one F(12), one F(16), one F(2), one F(4), one F(7), and one F(8) atom to form corner-sharing CuF6 octahedra. The corner-sharing octahedral tilt angles range from 20-57°. The Cu(4)-F(12) bond length is 1.93 Å. The Cu(4)-F(16) bond length is 1.90 Å. The Cu(4)-F(2) bond length is 1.92 Å. The Cu(4)-F(4) bond length is 1.93 Å. The Cu(4)-F(7) bond length is 2.33 Å. The Cu(4)-F(8) bond length is 2.19 Å. In the fifth Cu site, Cu(5) is bonded to one F(1), one F(10), one F(12), one F(16), one F(6), and one F(9) atom to form corner-sharing CuF6 octahedra. The corner-sharing octahedral tilt angles range from 20-28°. The Cu(5)-F(1) bond length is 1.92 Å. The Cu(5)-F(10) bond length is 1.89 Å. The Cu(5)-F(12) bond length is 1.93 Å. The Cu(5)-F(16) bond length is 2.23 Å. The Cu(5)-F(6) bond length is 1.89 Å. The Cu(5)-F(9) bond length is 2.31 Å. In the sixth Cu site, Cu(6) is bonded to two equivalent F(13), two equivalent F(3), and two equivalent F(8) atoms to form a mixture of edge and corner-sharing CuF6 octahedra. The corner-sharing octahedral tilt angles are 57°. Both Cu(6)-F(13) bond lengths are 2.34 Å. Both Cu(6)-F(3) bond lengths are 1.91 Å. Both Cu(6)-F(8) bond lengths are 1.92 Å. There are seventeen inequivalent F sites. In the first F site, F(1) is bonded in a distorted trigonal non-coplanar geometry to one Ba(3), one Cu(3), and one Cu(5) atom. In the second F site, F(2) is bonded in a 4-coordinate geometry to two equivalent Ba(2), one Cu(3), and one Cu(4) atom. In the third F site, F(3) is bonded in a 4-coordinate geometry to one Ba(2), one Ba(3), one Cu(1), and one Cu(6) atom. In the fourth F site, F(4) is bonded in a 4-coordinate geometry to one Ba(1), one Ba(2), one Cu(1), and one Cu(4) atom. In the fifth F site, F(5) is bonded in a distorted bent 120 degrees geometry to one Ba(2), one Ba(3), one Cu(1), and one Cu(2) atom. In the sixth F site, F(6) is bonded in a 4-coordinate geometry to one Ba(2), one Ba(3), one Cu(2), and one Cu(5) atom. In the seventh F site, F(7) is bonded to one Ba(1), one Ba(3), one Cu(3), and one Cu(4) atom to form a mixture of distorted edge and corner-sharing FBa2Cu2 trigonal pyramids. In the eighth F site, F(8) is bonded in a 4-coordinate geometry to one Ba(2), one Ba(3), one Cu(4), and one Cu(6) atom. In the ninth F site, F(9) is bonded in a 5-coordinate geometry to two equivalent Ba(1), one Cu(2), one Cu(3), and one Cu(5) atom. In the tenth F site, F(10) is bonded in a 4-coordinate geometry to one Ba(1), one Ba(2), one Ba(3), and one Cu(5) atom. In the eleventh F site, F(11) is bonded in a distorted single-bond geometry to one Ba(1), one Ba(2), and one Cu(1) atom. In the twelfth F site, F(12) is bonded in a distorted bent 150 degrees geometry to one Ba(1), one Ba(3), one Cu(4), and one Cu(5) atom. In the thirteenth F site, F(13) is bonded in a distorted trigonal planar geometry to one Cu(1), one Cu(3), and one Cu(6) atom. In the fourteenth F site, F(14) is bonded in a 4-coordinate geometry to one Ba(1), one Ba(2), one Cu(1), and one Cu(2) atom. In the fifteenth F site, F(15) is bonded to one Ba(3), two equivalent Ba(1), and one Cu(2) atom to form distorted FBa3Cu tetrahedra that share  a cornercorner with one F(7)Ba2Cu2 trigonal pyramid,  an edgeedge with one F(15)Ba3Cu tetrahedra, and  an edgeedge with one F(7)Ba2Cu2 trigonal pyramid. In the sixteenth F site, F(16) is bonded in a 2-coordinate geometry to two equivalent Ba(3), one Cu(4), and one Cu(5) atom. In the seventeenth F site, F(17) is bonded in a 3-coordinate geometry to one Ba(2), one Cu(2), and one Cu(3) atom.