Citation: Evain, M.; Bindi, L.; Menchetti, S. (2006). Structural compexity in minerals: twinning, polytypism and disorder in the crystal structure of polybasite, (Ag,Cu)16(Sb,As)2S11 Sample: T = 100 K Sample: polytype 222. Acta Crystallographica, Section B, 62, pp. 447-456.