ATHENA MINERALOGY |
Mineral: | TETRANATROLITE = GONNARDITE ? |
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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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