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ATHENA

MINERALOGY

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Mineral: GJERDINGENITE-Na
Formula: (K,Na,Sr)2Na(Nb,Ti)4(Si4O12)2(O,OH)2.5H2O
Crystal System: Monoclinic
Group: Labuntsovite supergroup. Kuzmenkoite group
IMA Number: 2005-030
References: CM 45 (2007), 529
Type Locality: Demix quarry, Mont Saint-Hilaire, Montréal, Québec, Canada

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