Cu(TeO3)4 crystallizes in the triclinic P1 space group. Cu(1) is bonded in a 6-coordinate geometry to one O(1), one O(11), one O(4), one O(7), one O(8), and one O(9) atom. 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(5), and one O(8) atom to form corner-sharing TeO6 octahedra. The corner-sharing octahedral tilt angles range from 32-40°. In the second Te site, Te(2) is bonded to one O(1), one O(12), one O(4), one O(6), one O(7), and one O(9) atom to form corner-sharing TeO6 octahedra. The corner-sharing octahedral tilt angles range from 35-42°. In the third Te site, Te(3) is bonded to one O(1), one O(11), one O(12), one O(2), one O(4), and one O(9) atom to form corner-sharing TeO6 octahedra. The corner-sharing octahedral tilt angles range from 32-42°. In the fourth Te site, Te(4) is bonded to one O(10), one O(3), one O(5), one O(6), one O(7), and one O(8) atom to form corner-sharing TeO6 octahedra. The corner-sharing octahedral tilt angles range from 33-41°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a distorted T-shaped geometry to one Cu(1), one Te(2), and one Te(3) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Te(1) and one Te(3) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one Te(1) and one Te(4) atom. In the fourth O site, O(4) is bonded in a trigonal planar geometry to one Cu(1), one Te(2), and one Te(3) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one Te(1) and one Te(4) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one Te(2) and one Te(4) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Cu(1), one Te(2), and one Te(4) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Cu(1), one Te(1), and one Te(4) atom. In the ninth O site, O(9) is bonded in a distorted T-shaped geometry to one Cu(1), one Te(2), 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(4) atom. In the eleventh O site, O(11) is bonded in a distorted T-shaped geometry to one Cu(1), one Te(1), and one Te(3) atom. In the twelfth O site, O(12) is bonded in a bent 150 degrees geometry to one Te(2) and one Te(3) atom.
Cu(TeO3)4 crystallizes in the triclinic P1 space group. Cu(1) is bonded in a 6-coordinate geometry to one O(1), one O(11), one O(4), one O(7), one O(8), and one O(9) atom. The Cu(1)-O(1) bond length is 2.51 Å. The Cu(1)-O(11) bond length is 2.47 Å. The Cu(1)-O(4) bond length is 1.98 Å. The Cu(1)-O(7) bond length is 1.97 Å. The Cu(1)-O(8) bond length is 1.96 Å. The Cu(1)-O(9) bond length is 2.54 Å. 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(5), and one O(8) atom to form corner-sharing TeO6 octahedra. The corner-sharing octahedral tilt angles range from 32-40°. The Te(1)-O(10) bond length is 1.98 Å. The Te(1)-O(11) bond length is 2.00 Å. The Te(1)-O(2) bond length is 1.96 Å. The Te(1)-O(3) bond length is 1.98 Å. The Te(1)-O(5) bond length is 1.95 Å. The Te(1)-O(8) bond length is 2.05 Å. In the second Te site, Te(2) is bonded to one O(1), one O(12), one O(4), one O(6), one O(7), and one O(9) atom to form corner-sharing TeO6 octahedra. The corner-sharing octahedral tilt angles range from 35-42°. The Te(2)-O(1) bond length is 1.98 Å. The Te(2)-O(12) bond length is 1.97 Å. The Te(2)-O(4) bond length is 2.03 Å. The Te(2)-O(6) bond length is 1.94 Å. The Te(2)-O(7) bond length is 2.06 Å. The Te(2)-O(9) bond length is 1.95 Å. In the third Te site, Te(3) is bonded to one O(1), one O(11), one O(12), one O(2), one O(4), and one O(9) atom to form corner-sharing TeO6 octahedra. The corner-sharing octahedral tilt angles range from 32-42°. The Te(3)-O(1) bond length is 2.01 Å. The Te(3)-O(11) bond length is 2.02 Å. The Te(3)-O(12) bond length is 1.97 Å. The Te(3)-O(2) bond length is 1.96 Å. The Te(3)-O(4) bond length is 2.03 Å. The Te(3)-O(9) bond length is 1.98 Å. In the fourth Te site, Te(4) is bonded to one O(10), one O(3), one O(5), one O(6), one O(7), and one O(8) atom to form corner-sharing TeO6 octahedra. The corner-sharing octahedral tilt angles range from 33-41°. The Te(4)-O(10) bond length is 1.97 Å. The Te(4)-O(3) bond length is 1.97 Å. The Te(4)-O(5) bond length is 1.95 Å. The Te(4)-O(6) bond length is 1.94 Å. The Te(4)-O(7) bond length is 2.05 Å. The Te(4)-O(8) bond length is 2.02 Å. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a distorted T-shaped geometry to one Cu(1), one Te(2), and one Te(3) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Te(1) and one Te(3) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one Te(1) and one Te(4) atom. In the fourth O site, O(4) is bonded in a trigonal planar geometry to one Cu(1), one Te(2), and one Te(3) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one Te(1) and one Te(4) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one Te(2) and one Te(4) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Cu(1), one Te(2), and one Te(4) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Cu(1), one Te(1), and one Te(4) atom. In the ninth O site, O(9) is bonded in a distorted T-shaped geometry to one Cu(1), one Te(2), 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(4) atom. In the eleventh O site, O(11) is bonded in a distorted T-shaped geometry to one Cu(1), one Te(1), and one Te(3) atom. In the twelfth O site, O(12) is bonded in a bent 150 degrees geometry to one Te(2) and one Te(3) atom.