William Grey is dark grey coloured quartz with tiny flecks of black and dark grey veins moving around in a random pattern. It is suited for quartz countertops for kitchen and backsplashes. They are also known by the names Grigio Billemi, grigio William quartz. The grey quartz slab is complimented well when paired with white or blue cabinetry.

The grey quartz is good for interior and exterior wall and flooring projects, mosaic, fountains, wall capping, the William grey is usually processed into polished, honed and leather finishes according to the design requirement.