grechishchevite

== English == === Etymology === This etymology is incomplete. You can help Wiktionary by elaborating on the origins of this term. Grechishev + -ite Named after Oleg Konstantinovich Grechishev, soviet geologist === Noun === grechishchevite (mineralogy) A tetragonal mineral containing bromine, chlorine, iodine, mercury, and sulfur. ==== References ==== David Barthelmy (1997–2026), “Grechishchevite”, in Webmineral Mineralogy Database.