bartonite

== English == === Etymology === From Barton +‎ -ite, after Paul B. Barton, Jr., sulfide petrologist with the U.S. Geological Society. === Pronunciation === (UK) IPA(key): /ˈbɑː(ɹ)tənaɪt/ === Noun === bartonite (mineralogy) A tetragonal-ditetragonal dipyramidal black brown mineral containing iron, potassium, and sulfur. ==== References ==== David Barthelmy (1997–2026), “Bartonite”, in Webmineral Mineralogy Database. === Anagrams === abortient, torbanite