afwillite
English
Etymology
Alpheus Fuller Williams (1874-1953) of the De Beers diamond company, and -ite.
Noun
afwillite (plural afwillites)
- (mineralogy) A calcium hydroxide nesosilicate mineral, occurring as glassy, colourless to white prismatic monoclinic crystals.
Further reading
- David Barthelmy (1997–2023), “Afwillite”, in Webmineral Mineralogy Database.
- “afwillite”, in Mindat.org, Hudson Institute of Mineralogy, 2000–2023.