hendersonite

== English == === Etymology === From Henderson +‎ -ite, after Dr. Edward Porter Henderson. === Noun === hendersonite (uncountable) (mineralogy) An orthorhombic-dipyramidal mineral containing calcium, hydrogen, oxygen, and vanadium. ==== References ==== David Barthelmy (1997–2026), “Hendersonite”, in Webmineral Mineralogy Database.