Onyx Beads

Onyx beads are a type of semi-precious gemstones that fall in the family of  chalcedony and bloodstone .  It is a form of quartz that possesses a fine texture in  its structure and  its crystalline form,  could be easily seen in the polarized light. Black onyx beads are very easy to find in both small and large sizes. You can get them faceted, round,  faceted and round, and even in more special shapes,  such as teardrop or beads or  in thin squares drilled at both ends to be strung as beads.