DARK GREY QUARTZDark Grey Quartz has a medium grain with a consistent background that is all dark grey in colour. Grey is particularly beloved by architects and interior designers that pay close attention to modern trends. It gracefully complements all types of interior furnishings. As its name suggests, Dark Grey is a very strong tone with sporadic and tiny glimmers of light. This step is followed by rinsing the surface with warm water and drying the surface clean.