Most of stone materials, used for buildings, i.e. used for pavements, coatings or masonry ashlars, comes from river, where are obtained relatively small size stones, mainly used as aggregate for concrete mixture, or from quarry.

The roof is the element that most characterizes a building, in relation to its relationship with the context and the users.

The stone-floored affects how to receive portions of the city. It is able to transmit, subjectively, sensations of well-being; also improves environmental quality within highly urbanised areas.

Many materials are present in Italy, such as the Alps, do not demonstrate the actual higher availability resources such as wood or stone, but documenting architectural influence derived from different types and construction techniques (from the Latin one in stone to the wooden Germanic).