Bejewel Stone

Bejewel stone" doesn't appear to be a specific type of natural stone. It's possible that you might be referring to a decorative term or a brand name rather than a geological classification.
If "bejewel stone" is a specific term within a certain context, it would be helpful to know more details about where you encountered it or how it's being used. Depending on the context, it might refer to a type of ornamental stone that resembles jewels, a particular brand of manufactured stone, or a descriptive term for a stone with exceptional beauty or coloration.