K2BaSnTe4 crystallizes in the tetragonal I-42m space group. K(1) is bonded in a 4-coordinate geometry to eight equivalent Te(1) atoms. Ba(1) is bonded in a 4-coordinate geometry to eight equivalent Te(1) atoms. Sn(1) is bonded in a tetrahedral geometry to four equivalent Te(1) atoms. Te(1) is bonded in a 7-coordinate geometry to four equivalent K(1), two equivalent Ba(1), and one Sn(1) atom.
K2BaSnTe4 crystallizes in the tetragonal I-42m space group. K(1) is bonded in a 4-coordinate geometry to eight equivalent Te(1) atoms. There are four shorter (3.53 Å) and four longer (4.09 Å) K(1)-Te(1) bond lengths. Ba(1) is bonded in a 4-coordinate geometry to eight equivalent Te(1) atoms. There are four shorter (3.50 Å) and four longer (4.11 Å) Ba(1)-Te(1) bond lengths. Sn(1) is bonded in a tetrahedral geometry to four equivalent Te(1) atoms. All Sn(1)-Te(1) bond lengths are 2.82 Å. Te(1) is bonded in a 7-coordinate geometry to four equivalent K(1), two equivalent Ba(1), and one Sn(1) atom.