Sodalite : Na4(Si3Al3)O12Cl
As recorded:
Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada
Photo added to mindat.org
“FOV 7.1 x 4.7 mm. Via Jean-Pierre Beckerich. MOB coll.
Rounded, medium blue, xls such as these are more common that sharply formed deep blue ones. But they are not really plentiful.
These are associated with sabinaite (pre-Poudrette).”
Modris Baum - 5th October 2008
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