DARK GREY CONTRACT QUARTZDark Grey Contract Quartz is grey in colour, this warm stone lends its self to the kitchen and bathroom fittings. It is a durable material and has a perfect finish. Scrape off the dried remains of food preparation blunt edged instruments to remove the buildup. Make sure you are very gentle in scraping the surface. Use a degreasing agent which is safe and bleach free for surfaces like the quartz countertop to remove the tough greasy membrane from the