hardystonite

English

Etymology

Hardystone +‎ -ite, after Hardyston Township, New Jersey.

Noun

hardystonite (uncountable)

1. (mineralogy) A rare purple fluorescent silicate mineral.

Further reading

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