petalite

== English == === Etymology === From Ancient Greek πέταλον (pétalon) + English -ite. === Noun === petalite (plural petalites) (mineralogy) A rare pegmatitic mineral, a lithium aluminosilicate, with the chemical formula LiAlSi4O10; used in the manufacture of crystallized glass ceramics. === Further reading === David Barthelmy (1997–2026), “Petalite”, in Webmineral Mineralogy Database. “petalite”, in Mindat.org, Keswick, Va.: Hudson Institute of Mineralogy, 2000–2026. === Anagrams === tie plate, tieplate