Tesaurus d'Art i Arquitectura Getty Institute 0000-00-00 2024-01-24 15:40:44 en Porta Santa marble300011567Claudian stonemarble, Porta Santamarmor IassensePortasanta marblestone, Claudian A purplish red and white clouded stone which may come from either the island of Iasus or the island of Chios. It was supposedly favored by the emperor Claudius in antiquity and was later used in the door jambs of the Porta Santa of St. Peter's in Rome, hence its name. marbre porta santa mármol Porta Santa 2026-03-30 21:03:09