Capgaronnite Formula: Hg Ag S (Cl.82 Br.18) Name: Capgaronnite Unit cell: 6.803 12.87 4.528 90.0 90.0 90.0 , V=396.45 Space group: P21212 (18)
Mason B , Mumme W G , Sarp H , American Mineralogist , 77 (1992) p.197-200, Capgaronnite, HgSAg(Cl,Br,I), a new sulfide-halide mineral from Var, France