ATHENA MINERALOGY |
Mineral: | MICROSOMMITE |
---|---|
Formula: | (Na,Ca,K)7-8(Si,Al)12O24(Cl,SO4,CO3)2-3 |
Crystal System: | Hexagonal |
Group: | Feldspathoid group. Cancrinite group |
IMA Number: | 1872 |
References: | BM 91 (1968), 34; HB2/2 (1995) |
Type Locality: | Monte Somma, Vesuvio (Vesuvius), Napoli, Campania, Italy |
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