Dawsonite
Template:Infobox mineral Dawsonite is a mineral composed of sodium aluminium carbonate hydroxide, chemical formula NaAlCO3(OH)2. It crystallizes in the orthorhombic crystal system. It is not mined for ore. It was discovered in 1874 during the construction of the Redpath Museum in a feldspathic dike on the campus of McGill University on the Island of Montreal, Canada.<ref name="MinDat"/> It is named after geologist Sir John William Dawson (1820–1899).<ref name="Webmineral"/>
The type material is preserved in the collection of the Redpath Museum.<ref name="MinDat"/>
See alsoEdit
- Dihydroxialumini sodium carbonate, the commercial (artificial) form, used as an antacid
- List of minerals
- List of minerals named after people