Memorials

generic term for grave marker found on a wall or ceiling/vault to draw attention to a floor tomb or grave; sometimes called a "formella" in Italian scholarship when referring to a framed stone block

pietraforte; honey-brown calcareous sandstone quarried in Fiesole and other locations in the vicinity of Florence, where it is used as a building stone. The Ponte Vecchio, Pitti Palace, and Palazzo Vecchio are all pietraforte constructions

Getty ID: http://vocab.getty.edu/page/aat/300379815