Crystal Supreme (#201888) 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. 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. Our Crystal Supreme (#201888) is a popular choice for those looking to add beauty to their home, while still maintaining its durability.