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ATHENA MINERALOGY |
Mineral: | MONTROYALITE |
Formula: | Sr4Al8(CO3)3(OH,F)26 · 10-11H2O |
Crystal System: | Anorthic (Triclinic) (?) |
Strunz Nr: | 5/E.08-80 |
Group: | Ancylite - Dresserite group |
References: | CM 24 (1986), 455; HB5 (2003) |
Type Locality: | Francon quarry, St-Michel distr., Montreal Island, Québec, Canada |
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