Resistance to impact Thanks to the high impact resistance of Silestone quartz worktops, which far surpasses the impact resistance of other products for similar applications, you can also move very hard objects (pots, trays, etc.) in your kitchen without any worries. Silestone has an elegance and beauty comparable to the finest elements such as quartz and diamonds. Silestone is now available in more than 50 colors. Silestone is a non-porous quartz surface that is particularly resistant to contamination by coffee, wine, lemon juice and other everyday products.