Serandite Poudrette Quarry, Mont Saint-Hilaire, Monteregie, ...
Description: Serandite Poudrette Quarry, Mont Saint-Hilaire, Monteregie, Quebec, Canada 3.8 x 4.0 cm. Blocky salmon-colored serandite crystals with minor white albite and reddish-brown microcrystals of manganoneptunite.