Onyx countertops are quite rare. They have a unique look but you really need to understand where and how onyx is best used as a countertop material. Seldom is the stone used in a horizontal orientation as a countertop.
Onyx is a strikingly dramatic stone that comes in pastel colors and swirling patterns. But it scratches easily and is considered a softer stone. What makes Onyx a unique stone in any project is that an onyx countertop is translucent light transmits through it. Often, Onyx is backlit to take advantage of this unique property. It turns any room, with the proper lighting to a breathtaking and dramatic architectural aesthetic.