Calacatta Quartzite Stock 1 will add charm to any room in your home, but it is most popular in kitchens and bathrooms. Quartzite is a metamorphic rock that originates as sandstone, and usually varies in color from white to gray. It is so strong, that it is often used in construction of walls and floors, and is commonly used as railroad track ballast. It is also a popular choice in home decoration because of its natural beauty. Calacatta Quartzite Stock 1 is known for its ability to add both beauty and functionality to the inside or outside of a home.