Aventure :: Aventure (n.) A mischance causing a person's death without felony, as by drowning, or falling into the fire..
Aventurine :: Aventurine (n.) A kind of glass, containing gold-colored spangles. It was produced in the first place by the accidental (par aventure) dropping of some brass filings into a pot of melted glass..
Aventurine :: Aventurine (n.) A variety of translucent quartz, spangled throughout with scales of yellow mica..