ATHENA MINERALOGY |
Mineral: | STEACYITE |
---|---|
Formula: | Th(Ca,Na)2K1-xSi8O20 |
Crystal System: | Quadradic (Tetragonal) |
Group: | Steacyite group |
IMA Number: | 1981 s.p |
References: | CM 20 (1982), 59; HB2/2 (1995); Acta Cryst. B28 (1972), 1994 |
Type Locality: | Mont Saint-Hilaire, Rouville Co., Québec, Canada |
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