chayesite

== English == === Etymology === This etymology is incomplete. You can help Wiktionary by elaborating on the origins of this term. ? + -ite === Noun === chayesite (mineralogy) A hexagonal-dihexagonal dipyramidal dark blue mineral containing iron, magnesium, oxygen, potassium, and silicon. ==== References ==== David Barthelmy (1997–2026), “Chayesite”, in Webmineral Mineralogy Database.