beryllite

== English == === Etymology === For its composition of beryllium, +‎ -ite. === Noun === beryllite (mineralogy) An orthorhombic white mineral containing beryllium, hydrogen, oxygen, and silicon. === Further reading === David Barthelmy (1997–2026), “Beryllite”, in Webmineral Mineralogy Database. “beryllite”, in Mindat.org, Keswick, Va.: Hudson Institute of Mineralogy, 2000–2026.