#dawsonite — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #dawsonite, aggregated by home.social.
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#Hematite is also found on the island of Montreal -here associated with alkali-rich mafic magma intruding into limestone. The Francon quarry was primarily a source of building stone.
In the MinDat photo by Chris Emproto (sampled by Steve Chamberlain) the hematite is on Dawsonite*, NaAlCO3(OH)2
*John William Dawson a pioneer in the field of palaeobotany and a principal of #mcgilluniversity