Iranian art encompasses many disciplines, including architecture, painting, weaving, pottery, calligraphy, metalworking, and stonemasonry. The Median and Achaemenid empires left a significant classical art scene which remained as basic influences for the art of the later eras. Art of the Parthians was a mixture of Iranian and Hellenistic artworks, with their main motifs being scenes of royal hunting expeditions and investitures. The Sassanid art played a prominent role in the formation of both European and Asian medieval art, which carried forward to the Islamic world, and much of what later became known as <answer>Islamic learning</answer>, such as philology, literature, jurisprudence, philosophy, medicine, architecture, and science, were of Sassanid basis.
The Sassanid became a cornerstone of what type of learning?
Islamic learning