sentences:  It was painted c. 1507, towards the end of Raphael's sojourn in Florence, and shows the young artist in a transitional phase.The depiction of religious passion in the painting is still reminiscent of Pietro Perugino, but the graceful contrapposto of Catherine's pose is typical of the influence of Leonardo da Vinci on Raphael, and is believed to be an echo of Leonardo's lost painting "Leda and the Swan".Raphael employed the usual Renaissance pigments such as natural ultramarine, madder lake, ochres and lead-tin yellow.