... radiation; High resistance to abrasion,compression,scratch,corrosion,heat pure black granite countertop GUINNESS quartz stone is widely used for ... Kitchen countertops, floors, walls, bathroom, windows,bars,furnitures·GUINNESS quartz stone,more than 50 colors and patterns ... of natural stone·Last brightness and nondiscoloring·Fine and pure material Made of top quality quartz material, top taste ...