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Comments: Columnar aggregates of Weloganite crystals.
Location: Francon quarry, Montreal, Quebec, Canada.
Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals
Weloganite: Sr3Na2Zr(CO3)6·3(H2O) Hydrodresserite: BaAl2(CO3)2(OH)4·3(H2O)
Comments: White spherical aggregates of hydrodresserite with radiating structure with columnar weloganite.
Location: Francon Quarry, Montreal, Quebec, Canada.
Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species
Comments: Pseudo-hexagonal "stacked" plates of white weloganite with flat pedion termination.
Location: Francon quarry, Montréal, Jacques Cartier Co., Québec, Canada.
Scale: Crystal size 3 mm.
© Tom Loomis / Dakota Matrix