AM_Perroudite Formula: Hg4.1 Ag4.4 S4.1 Cl2 Br.8 I1.6 Name: Perroudite Unit cell: 17.43 12.24 4.35 90.0 90.0 90.0 , V=928.04 Space group: P21212 (18)

Mumme W G , Nickel E H , American Mineralogist , 72 (1987) p.1257-1262, Crystal structure and crystal chemistry of perroudite:, A mineral from Coppin Pool, Western Australia