Biagioni C, Bonaccorsi E, Moëlo Y, Orlandi P, Bindi L, D'Orazio M, Vezzoni S (2014) Mercury-arsenic sulfosalts from the Apuan Alps (Tuscany, Italy). II. Arsiccioite, AgHg2TlAs2S6, a new mineral from the Monte Arsiccio mine: occurrence, crystal structure and crystal chemistry of the routhierite isotypic series. Mineralogical Magazine 78, 101-117