AM_Rhomboclase_1 Formula: Fe S2 O12 H2.964 Name: Rhomboclase Unit cell: 9.7226 18.28 5.427 90.0 90.0 90.0 , V=964.54 Space group: PNMA (62)

Majzlan J , Navrotsky A , McCleskey R B , Alpers C N , European Journal of Mineralogy , 18 (2006) p.175-186, Thermodynamic properties and crystal structure refinement of, ferricopiapite, coquimbite, rhomboclase, and Fe2(SO4)3(H2O)5, Locality: synthetic