The International Standard Bible Encyclopedia claims the meaning is unknown, though according to Strong's Hebrew Concordance, it means "Carried or snatched away by God" from יָעָה yaah "swept together" and אֵל el "God". The name of several Israelites in the Bible.
A precious stone, typically a single crystal or piece of a hard lustrous or translucent mineral cut into shape with flat facets or smoothed and polished for use as an ornament according to the Oxford Languages dictionary.