PbSnSeTe is Caswellsilverite-derived structured and crystallizes in the trigonal R3m space group. Pb(1) is bonded to three equivalent Te(1) and three equivalent Se(1) atoms to form PbTe3Se3 octahedra that share corners with six equivalent Sn(1)Te3Se3 octahedra, edges with six equivalent Pb(1)Te3Se3 octahedra, and edges with six equivalent Sn(1)Te3Se3 octahedra. The corner-sharing octahedral tilt angles range from 1-2°. Sn(1) is bonded to three equivalent Te(1) and three equivalent Se(1) atoms to form SnTe3Se3 octahedra that share corners with six equivalent Pb(1)Te3Se3 octahedra, edges with six equivalent Pb(1)Te3Se3 octahedra, and edges with six equivalent Sn(1)Te3Se3 octahedra. The corner-sharing octahedral tilt angles range from 1-2°. Te(1) is bonded to three equivalent Pb(1) and three equivalent Sn(1) atoms to form TeSn3Pb3 octahedra that share corners with six equivalent Se(1)Sn3Pb3 octahedra, edges with six equivalent Te(1)Sn3Pb3 octahedra, and edges with six equivalent Se(1)Sn3Pb3 octahedra. The corner-sharing octahedral tilt angles range from 3-4°. Se(1) is bonded to three equivalent Pb(1) and three equivalent Sn(1) atoms to form SeSn3Pb3 octahedra that share corners with six equivalent Te(1)Sn3Pb3 octahedra, edges with six equivalent Te(1)Sn3Pb3 octahedra, and edges with six equivalent Se(1)Sn3Pb3 octahedra. The corner-sharing octahedral tilt angles range from 3-4°.
PbSnSeTe is Caswellsilverite-derived structured and crystallizes in the trigonal R3m space group. Pb(1) is bonded to three equivalent Te(1) and three equivalent Se(1) atoms to form PbTe3Se3 octahedra that share corners with six equivalent Sn(1)Te3Se3 octahedra, edges with six equivalent Pb(1)Te3Se3 octahedra, and edges with six equivalent Sn(1)Te3Se3 octahedra. The corner-sharing octahedral tilt angles range from 1-2°. All Pb(1)-Te(1) bond lengths are 3.26 Å. All Pb(1)-Se(1) bond lengths are 3.12 Å. Sn(1) is bonded to three equivalent Te(1) and three equivalent Se(1) atoms to form SnTe3Se3 octahedra that share corners with six equivalent Pb(1)Te3Se3 octahedra, edges with six equivalent Pb(1)Te3Se3 octahedra, and edges with six equivalent Sn(1)Te3Se3 octahedra. The corner-sharing octahedral tilt angles range from 1-2°. All Sn(1)-Te(1) bond lengths are 3.19 Å. All Sn(1)-Se(1) bond lengths are 3.08 Å. Te(1) is bonded to three equivalent Pb(1) and three equivalent Sn(1) atoms to form TeSn3Pb3 octahedra that share corners with six equivalent Se(1)Sn3Pb3 octahedra, edges with six equivalent Te(1)Sn3Pb3 octahedra, and edges with six equivalent Se(1)Sn3Pb3 octahedra. The corner-sharing octahedral tilt angles range from 3-4°. Se(1) is bonded to three equivalent Pb(1) and three equivalent Sn(1) atoms to form SeSn3Pb3 octahedra that share corners with six equivalent Te(1)Sn3Pb3 octahedra, edges with six equivalent Te(1)Sn3Pb3 octahedra, and edges with six equivalent Se(1)Sn3Pb3 octahedra. The corner-sharing octahedral tilt angles range from 3-4°.