Ga2Te4O11 crystallizes in the triclinic P1 space group. There are two inequivalent Ga sites. In the first Ga site, Ga(1) is bonded in a trigonal bipyramidal geometry to one O(11), one O(4), one O(6), one O(7), and one O(9) atom. In the second Ga site, Ga(2) is bonded in a distorted tetrahedral geometry to one O(1), one O(10), one O(3), and one O(5) atom. There are four inequivalent Te sites. In the first Te site, Te(1) is bonded in a 3-coordinate geometry to one O(2), one O(4), and one O(8) atom. In the second Te site, Te(2) is bonded in a distorted rectangular see-saw-like geometry to one O(1), one O(2), one O(3), and one O(8) atom. In the third Te site, Te(3) is bonded in a 3-coordinate geometry to one O(5), one O(7), and one O(9) atom. In the fourth Te site, Te(4) is bonded in a distorted rectangular see-saw-like geometry to one O(10), one O(11), one O(6), and one O(7) atom. There are eleven inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 120 degrees geometry to one Ga(2) and one Te(2) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Te(1) and one Te(2) atom. In the third O site, O(3) is bonded in a distorted bent 150 degrees geometry to one Ga(2) and one Te(2) atom. In the fourth O site, O(4) is bonded in a distorted bent 150 degrees geometry to one Ga(1) and one Te(1) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Ga(2) and one Te(3) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one Ga(1) and one Te(4) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one Ga(1), one Te(3), and one Te(4) atom. In the eighth O site, O(8) is bonded in a distorted bent 120 degrees geometry to one Te(1) and one Te(2) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one Ga(1) and one Te(3) atom. In the tenth O site, O(10) is bonded in a distorted bent 120 degrees geometry to one Ga(2) and one Te(4) atom. In the eleventh O site, O(11) is bonded in a distorted bent 120 degrees geometry to one Ga(1) and one Te(4) atom.
Ga2Te4O11 crystallizes in the triclinic P1 space group. There are two inequivalent Ga sites. In the first Ga site, Ga(1) is bonded in a trigonal bipyramidal geometry to one O(11), one O(4), one O(6), one O(7), and one O(9) atom. The Ga(1)-O(11) bond length is 1.89 Å. The Ga(1)-O(4) bond length is 1.87 Å. The Ga(1)-O(6) bond length is 1.89 Å. The Ga(1)-O(7) bond length is 2.11 Å. The Ga(1)-O(9) bond length is 1.90 Å. In the second Ga site, Ga(2) is bonded in a distorted tetrahedral geometry to one O(1), one O(10), one O(3), and one O(5) atom. The Ga(2)-O(1) bond length is 1.88 Å. The Ga(2)-O(10) bond length is 1.87 Å. The Ga(2)-O(3) bond length is 1.85 Å. The Ga(2)-O(5) bond length is 1.87 Å. There are four inequivalent Te sites. In the first Te site, Te(1) is bonded in a 3-coordinate geometry to one O(2), one O(4), and one O(8) atom. The Te(1)-O(2) bond length is 1.89 Å. The Te(1)-O(4) bond length is 1.90 Å. The Te(1)-O(8) bond length is 1.90 Å. In the second Te site, Te(2) is bonded in a distorted rectangular see-saw-like geometry to one O(1), one O(2), one O(3), and one O(8) atom. The Te(2)-O(1) bond length is 1.87 Å. The Te(2)-O(2) bond length is 2.07 Å. The Te(2)-O(3) bond length is 1.89 Å. The Te(2)-O(8) bond length is 2.19 Å. In the third Te site, Te(3) is bonded in a 3-coordinate geometry to one O(5), one O(7), and one O(9) atom. The Te(3)-O(5) bond length is 1.91 Å. The Te(3)-O(7) bond length is 1.88 Å. The Te(3)-O(9) bond length is 1.86 Å. In the fourth Te site, Te(4) is bonded in a distorted rectangular see-saw-like geometry to one O(10), one O(11), one O(6), and one O(7) atom. The Te(4)-O(10) bond length is 1.95 Å. The Te(4)-O(11) bond length is 1.91 Å. The Te(4)-O(6) bond length is 1.88 Å. The Te(4)-O(7) bond length is 2.33 Å. There are eleven inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 120 degrees geometry to one Ga(2) and one Te(2) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Te(1) and one Te(2) atom. In the third O site, O(3) is bonded in a distorted bent 150 degrees geometry to one Ga(2) and one Te(2) atom. In the fourth O site, O(4) is bonded in a distorted bent 150 degrees geometry to one Ga(1) and one Te(1) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Ga(2) and one Te(3) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one Ga(1) and one Te(4) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one Ga(1), one Te(3), and one Te(4) atom. In the eighth O site, O(8) is bonded in a distorted bent 120 degrees geometry to one Te(1) and one Te(2) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one Ga(1) and one Te(3) atom. In the tenth O site, O(10) is bonded in a distorted bent 120 degrees geometry to one Ga(2) and one Te(4) atom. In the eleventh O site, O(11) is bonded in a distorted bent 120 degrees geometry to one Ga(1) and one Te(4) atom.