WHITE ONYX CROSS-CUTWhite Onyx Cross Cut is a stunning natural stone with a white icy background as well as veins of golds and greys. This white tile is suitable for both indoor and outdoor applications, such as countertops and backsplashes, in climates in which freezing does not occur. Onyx also has distinct variations and patterns. It can have small specks in it, similar to quartz. It can have veins in it, similar to marble. It can also have swirls in it, like granite.