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ATHENA

MINERALOGY

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Mineral:THOMASCLARKITE-(Y)
Formula:Na(Y,REE)(HCO3)(OH)3 · 4H2O
Crystal System:Monoclinic pseudo Quadratic (Tetragonal)
Strunz Nr:5/E.08-05
References:CM 36 (1998), 1293; AM 84 (1999), 1466; MR 30 (1999), 404; HB5 (2003)
Type Locality:Alkaline pegmatite dike, Poudrette quarry, Mont Saint-Hilaire, Rouville Co., Québec, Canada

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