franconite

== English == === Etymology === This etymology is incomplete. You can help Wiktionary by elaborating on the origins of this term. ? + -ite === Noun === franconite (mineralogy) A monoclinic white mineral containing hydrogen, niobium, oxygen, and sodium. ==== References ==== David Barthelmy (1997–2026), “Franconite”, in Webmineral Mineralogy Database.