Sand
When it comes to construction, this element is a component of concrete. Sand, because that's what he's talking about, it's a sedimentary rock. It has the nature of a loose material, because it is made of mineral grains, which are not bound by any binder. Sand is determined on the basis of …
Architecture of the Italian Province – Towns on the plains
Architecture of Italy – Neoclassicism
Architecture of Italy – Baroque
Architecture of Italy – Late Renaissance and Mannerism
Architecture of Italy – Early Renaissance