Citation: Matthias Weil; Ekkehart Tillmanns; Dmitry Yu. Pushcharovsky (2005). Hydrothermal Single-Crystal Growth in the Systems Ag/Hg/X/O (X = VV, AsV): Crystal Structures of (Ag3Hg)VO4, (Ag2Hg2)3(VO4)4, and (Ag2Hg2)2(HgO2)(AsO4)2 with the Unusual Tetrahedral Cluster Cations (Ag3Hg)3+ and (Ag2Hg2)4+ and Crystal Structure of AgHgVO4. Inorganic Chemistry, 44, pp. 1443-1451.