selwynite
English edit
Etymology edit
From Selwyn + -ite, after A. R. C. Selwyn.
Noun edit
selwynite
- (mineralogy) A tetragonal-ditetragonal dipyramidal deep purplish blue mineral containing aluminum, beryllium, hydrogen, oxygen, phosphorus, potassium, sodium, and zirconium.
References edit
- David Barthelmy (1997–2024) “Selwynite”, in Webmineral Mineralogy Database.