Citation: Orlandi, P.; Biagioni, C.; Moelo, Y.; Bonaccorsi, E.; Paar, W. H. (2013). Lead-antimony sulfosalts from Tuscany (Italy). XIII. Protochabourneite, ~Tl2Pb(Sb9-8As1-2)S10S17, from the Monte Arsiccio mine: occurrence, crystal structure, and relationship with chabourneite. The Canadian Mineralogist, 51, pp. 475-494.