AM_Indialite Formula: (Al4.251 Si4.749) (Mg1.94 Fe.06) O18 K.336 Ca.084 Name: Indialite Unit cell: 9.775 9.775 9.354 90.0 90.0 120.0 , V=774.04 Space group: P6/MCC (192)

Balassone G , Franco E , Mattia C A , Puliti R , American Mineralogist , 89 (2004) p.1-6, Indialite in xenolithic rocks from Somma-Vesuvius volcano (Southern Italy):, Crystal chemistry and petrogenetic features