AM_Rhonite Formula: (Mg3.295 Fe1.705) Ti (Ca1.93 Na.07) (Si3 Al3) O20 Name: Rhonite Unit cell: 10.428 10.807 8.925 105.91 96.13 124.8 , V=748.85 Space group: P-1 (2)

Bonaccorsi E , Merlino S , Pasero M , European Journal of Mineralogy , 2 (1990) p.203-218, Rhonite: structural and microstructural features, crystal, chemistry and polysomatic relationships, Locality: volcanic breccias of Scharnhausen