afwillite

English

Etymology

Alpheus Fuller Williams (1874-1953) of the De Beers diamond company, and -ite.

Noun

afwillite (plural afwillites)

1. (mineralogy) A calcium hydroxide nesosilicate mineral, occurring as glassy, colourless to white prismatic monoclinic crystals.

Further reading

• David Barthelmy (1997–2024) “Afwillite”, in Webmineral Mineralogy Database.
• “afwillite”, in Mindat.org‎^[1], Hudson Institute of Mineralogy, 2000–2024.