Home › Words › B › belonitebelonitebelonite means A miniscule acicular or dendritic crystallite sometimes found in glassy volcanic rocks.EtymologyFrom Ancient Greek βελόνη (belónē, “a needle”) + -ite (“rock, mineral or fossil”).nounA miniscule acicular or dendritic crystallite sometimes found in glassy volcanic rocks.Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.beryllonite 68% match — A rare mineral, sodium beryllium phosphate, with the chemical formula NaBePO₄; found especially in Maine. vs belonite →spiculite 67% match — A belonite shaped like a spindle vs belonite →longulite 63% match — A kind of long thin needle-shaped crystallite. vs belonite →berborite 63% match — A colorless trigonal or hexagonal mineral, with chemical formula Be₂(BO₃)(OH,F)·(H₂O). vs belonite →valbellite 63% match — A variety of peridotite with bronzite, olivine, hornblende, etc. vs belonite →boninite 62% match — An extrusive rock high in both magnesium and silica. vs belonite →clinobehoite 62% match — A monoclinic-sphenoidal mineral containing beryllium, hydrogen, and oxygen. vs belonite →axinite 62% match — A borosilicate of aluminum, iron, and lime, commonly found in glassy, brown crystals with acute edges. vs belonite →