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ATHENA

MINERALOGY

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Mineral: TETRANATROLITE = GONNARDITE ?
Formula: (Na,Ca)16[Al19Si21O80].16H2O (?)
Crystal System: Quadradic (Tetragonal)
Group: Zeolite group
References: CM 18 (1980), 77; HB2/2 (1995); EJM 10 (1998), 1037; AM 84 (1999), 1445
Type Locality: Mont Saint-Hilaire, Rouville Co., Québec, Canada; Ilímaussaq, Greenland
Comments: Discredited

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