morion

morion, a kind of helmet

Borrowed from Spanish morrión, from morra (“upper part of the head”), from morro (“muzzle, snout”), from Vulgar Latin *murrum (“muzzle, snout”). Related to moraine (“an amassment of rocks on a glacier”) and morailles (“barnacle, twitch”).

morion, a kind of black quartz

From Latin mormoriōn (“a black variety of quartz”), misread in some manuscripts as mōrion (“nightshade”).