Mont Blanc Stock 1 Quartzite is a versatile stone that can be used both indoors (in kitchens and bathrooms) and outdoors (in paving patios and gardens). Quartzite is a metamorphic rock that originates as sandstone, and usually varies in color from white to gray. Because it is a very strong stone, it is commonly used in construction of floors, walls, roofs, and stairs. Because of its stunning beauty, it is also commonly used as decoration. While maintaining the durability of your home’s surfaces, Mont Blanc Stock 1 Quartzite will also add splendor and value.