Blue onyx with blue and golden color stripe is a precious and rare natural stone that belongs to the family of quartz and marbles. Blue onyx is translucent characterized by its very thin threads and fibers of varying tonalities providing it with rich, exquisite and diverse textures. One of the ideal applications of the blue onyx stone is carving sinks. All of our blueonyx stone sinks are hand-carved and polished. As such, every piece of blue onyx stone sink is unique given its individual nuances.