Tesaurus d'Art i Arquitectura Getty Institute 0000-00-00 2024-01-24 15:40:44 en porino300011604grechetto duromarmor porinum A bright white and sparkling marble, sometimes with orange stains, that is quarried near Olympia in the Peloponnesus in Greece. Similar to Parian marble but with more compact texture and smaller grain, it is the only white marble that does not effervesce upon contact with nitric acid. porino porino 2026-03-30 21:03:10