vyalsovite

== English == === Etymology === This etymology is incomplete. You can help Wiktionary by elaborating on the origins of this term. ? + -ite === Noun === vyalsovite (mineralogy) An orthorhombic-dipyramidal red mineral containing aluminum, calcium, hydrogen, iron, oxygen, and sulfur. ==== References ==== David Barthelmy (1997–2026), “Vyalsovite”, in Webmineral Mineralogy Database.