sentences:  In antiquity, Phidias was celebrated for his statues in bronze and his chryselephantine works (statues made of gold and ivory).In the "Hippias Major", Plato claims that Phidias seldom, if ever, executed works in marble, though many of the sculptures of his time were executed in marble.Plutarch writes that he superintended the great works ordered by Greek statesman Pericles on the Acropolis.