K2NbCuS2 crystallizes in the orthorhombic Fddd space group. K(1) is bonded in a 5-coordinate geometry to one Cu(1) and four equivalent S(1) atoms. Nb(1) is bonded in a distorted linear geometry to two equivalent Cu(1) and two equivalent S(1) atoms. Cu(1) is bonded in a 4-coordinate geometry to two equivalent K(1) and two equivalent Nb(1) atoms. S(1) is bonded in a 5-coordinate geometry to four equivalent K(1) and one Nb(1) atom.
K2NbCuS2 crystallizes in the orthorhombic Fddd space group. K(1) is bonded in a 5-coordinate geometry to one Cu(1) and four equivalent S(1) atoms. The K(1)-Cu(1) bond length is 3.06 Å. There are a spread of K(1)-S(1) bond distances ranging from 2.93-3.50 Å. Nb(1) is bonded in a distorted linear geometry to two equivalent Cu(1) and two equivalent S(1) atoms. Both Nb(1)-Cu(1) bond lengths are 2.86 Å. Both Nb(1)-S(1) bond lengths are 2.34 Å. Cu(1) is bonded in a 4-coordinate geometry to two equivalent K(1) and two equivalent Nb(1) atoms. S(1) is bonded in a 5-coordinate geometry to four equivalent K(1) and one Nb(1) atom.