MgNb2Te4OCl10 is Indium-like structured and crystallizes in the triclinic P1 space group. The structure is zero-dimensional and consists of one MgNb2Te4OCl10 cluster. Mg(1) is bonded in a 6-coordinate geometry to one Te(1), one O(1), one Cl(4), one Cl(5), one Cl(8), and one Cl(9) atom. There are two inequivalent Nb sites. In the first Nb site, Nb(1) is bonded to one O(1), one Cl(10), one Cl(2), one Cl(7), one Cl(8), and one Cl(9) atom to form distorted corner-sharing NbCl5O octahedra. The corner-sharing octahedral tilt angles are 12°. In the second Nb site, Nb(2) is bonded to one O(1), one Cl(1), one Cl(3), one Cl(4), one Cl(5), and one Cl(6) atom to form distorted corner-sharing NbCl5O octahedra. The corner-sharing octahedral tilt angles are 12°. There are four inequivalent Te sites. In the first Te site, Te(1) is bonded in a distorted T-shaped geometry to one Mg(1), one Te(2), and one Te(3) atom. In the second Te site, Te(2) is bonded in a 2-coordinate geometry to one Te(1) and one Te(4) atom. In the third Te site, Te(3) is bonded in an L-shaped geometry to one Te(1) and one Te(4) atom. In the fourth Te site, Te(4) is bonded in an L-shaped geometry to one Te(2) and one Te(3) atom. O(1) is bonded in a T-shaped geometry to one Mg(1), one Nb(1), and one Nb(2) atom. There are ten inequivalent Cl sites. In the first Cl site, Cl(1) is bonded in a single-bond geometry to one Nb(2) atom. In the second Cl site, Cl(2) is bonded in a single-bond geometry to one Nb(1) atom. In the third Cl site, Cl(3) is bonded in a single-bond geometry to one Nb(2) atom. In the fourth Cl site, Cl(4) is bonded in a distorted L-shaped geometry to one Mg(1) and one Nb(2) atom. In the fifth Cl site, Cl(5) is bonded in a distorted L-shaped geometry to one Mg(1) and one Nb(2) atom. In the sixth Cl site, Cl(6) is bonded in a single-bond geometry to one Nb(2) atom. In the seventh Cl site, Cl(7) is bonded in a single-bond geometry to one Nb(1) atom. In the eighth Cl site, Cl(8) is bonded in a distorted L-shaped geometry to one Mg(1) and one Nb(1) atom. In the ninth Cl site, Cl(9) is bonded in a distorted L-shaped geometry to one Mg(1) and one Nb(1) atom. In the tenth Cl site, Cl(10) is bonded in a single-bond geometry to one Nb(1) atom.
MgNb2Te4OCl10 is Indium-like structured and crystallizes in the triclinic P1 space group. The structure is zero-dimensional and consists of one MgNb2Te4OCl10 cluster. Mg(1) is bonded in a 6-coordinate geometry to one Te(1), one O(1), one Cl(4), one Cl(5), one Cl(8), and one Cl(9) atom. The Mg(1)-Te(1) bond length is 3.03 Å. The Mg(1)-O(1) bond length is 2.21 Å. The Mg(1)-Cl(4) bond length is 2.53 Å. The Mg(1)-Cl(5) bond length is 2.47 Å. The Mg(1)-Cl(8) bond length is 2.43 Å. The Mg(1)-Cl(9) bond length is 2.54 Å. There are two inequivalent Nb sites. In the first Nb site, Nb(1) is bonded to one O(1), one Cl(10), one Cl(2), one Cl(7), one Cl(8), and one Cl(9) atom to form distorted corner-sharing NbCl5O octahedra. The corner-sharing octahedral tilt angles are 12°. The Nb(1)-O(1) bond length is 1.98 Å. The Nb(1)-Cl(10) bond length is 2.39 Å. The Nb(1)-Cl(2) bond length is 2.33 Å. The Nb(1)-Cl(7) bond length is 2.37 Å. The Nb(1)-Cl(8) bond length is 2.59 Å. The Nb(1)-Cl(9) bond length is 2.51 Å. In the second Nb site, Nb(2) is bonded to one O(1), one Cl(1), one Cl(3), one Cl(4), one Cl(5), and one Cl(6) atom to form distorted corner-sharing NbCl5O octahedra. The corner-sharing octahedral tilt angles are 12°. The Nb(2)-O(1) bond length is 1.95 Å. The Nb(2)-Cl(1) bond length is 2.39 Å. The Nb(2)-Cl(3) bond length is 2.31 Å. The Nb(2)-Cl(4) bond length is 2.55 Å. The Nb(2)-Cl(5) bond length is 2.56 Å. The Nb(2)-Cl(6) bond length is 2.31 Å. There are four inequivalent Te sites. In the first Te site, Te(1) is bonded in a distorted T-shaped geometry to one Mg(1), one Te(2), and one Te(3) atom. The Te(1)-Te(2) bond length is 2.87 Å. The Te(1)-Te(3) bond length is 2.74 Å. In the second Te site, Te(2) is bonded in a 2-coordinate geometry to one Te(1) and one Te(4) atom. The Te(2)-Te(4) bond length is 2.73 Å. In the third Te site, Te(3) is bonded in an L-shaped geometry to one Te(1) and one Te(4) atom. The Te(3)-Te(4) bond length is 2.78 Å. In the fourth Te site, Te(4) is bonded in an L-shaped geometry to one Te(2) and one Te(3) atom. O(1) is bonded in a T-shaped geometry to one Mg(1), one Nb(1), and one Nb(2) atom. There are ten inequivalent Cl sites. In the first Cl site, Cl(1) is bonded in a single-bond geometry to one Nb(2) atom. In the second Cl site, Cl(2) is bonded in a single-bond geometry to one Nb(1) atom. In the third Cl site, Cl(3) is bonded in a single-bond geometry to one Nb(2) atom. In the fourth Cl site, Cl(4) is bonded in a distorted L-shaped geometry to one Mg(1) and one Nb(2) atom. In the fifth Cl site, Cl(5) is bonded in a distorted L-shaped geometry to one Mg(1) and one Nb(2) atom. In the sixth Cl site, Cl(6) is bonded in a single-bond geometry to one Nb(2) atom. In the seventh Cl site, Cl(7) is bonded in a single-bond geometry to one Nb(1) atom. In the eighth Cl site, Cl(8) is bonded in a distorted L-shaped geometry to one Mg(1) and one Nb(1) atom. In the ninth Cl site, Cl(9) is bonded in a distorted L-shaped geometry to one Mg(1) and one Nb(1) atom. In the tenth Cl site, Cl(10) is bonded in a single-bond geometry to one Nb(1) atom.