pierrotite

== English == === Etymology === This etymology is incomplete. You can help Wiktionary by elaborating on the origins of this term, particularly: ? + -ite === Noun === pierrotite (mineralogy) An orthorhombic-pyramidal grayish black mineral containing antimony, arsenic, sulfur, and thallium. ==== Derived terms ==== ==== References ==== David Barthelmy (1997–2026), “Pierrotite”, in Webmineral Mineralogy Database.