List of featured suppliers of KEYSTONES Cast Stone (Reconstructed Stone) on Building Products Index
Keystones are wedge-shaped stones at the top of an arch that connect the sides and keep the structure stable. Cast stone, also known as reconstructed stone, is a type of concrete used in building construction that mimics natural stone. It is made from a mixture of cement, fine aggregates, water, and pigments, and is cast into molds to resemble different types of natural stone.